{"product_id":"retrol-okmo-n01-1-5-scale-hit-and-miss-vertical-gas-stationary-engine-model-rtr","title":"RETROL \u0026 OKMO N01 1\/5 Scale Hit and Miss Vertical Gas Stationary Engine Model RTR","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cstyle\u003e\n.n01{--ink:#1c1a14;--paper:#f0e8d0;--aged:#e4d8b8;--green:#2d4a1e;--green-lt:#3a5f28;--green-dim:#1e3212;--brass:#9a7820;--brass-lt:#c4982a;--brass-pale:#e8d48a;--bd:#b8a460;--bd-lt:#d4bc80;--mu:#6a5e3a;--fd:'Playfair Display',serif;--fm:'IBM Plex Mono',monospace;--fb:'Inter',sans-serif;font-family:var(--fb);color:var(--ink);background:var(--paper);overflow-x:hidden}\n.n01 *{box-sizing:border-box;margin:0;padding:0}\n\n\/* LAUNCH *\/\n.n01-launch{background:var(--green);padding:22px 56px;display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;border-bottom:2px solid 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var(--bd)}\n.n01-sec.aged{background:var(--aged)}\n.n01-ey{font-family:var(--fm);font-size:8.5px;letter-spacing:.28em;color:var(--green-lt);text-transform:uppercase;margin-bottom:9px}\n.n01-h2{font-family:var(--fd);font-size:44px;color:var(--ink);font-weight:900;line-height:1;margin-bottom:44px}\n.n01-h2 em{color:var(--green-lt);font-style:normal}\n\n\/* ABOUT *\/\n.n01-prose{font-size:15px;color:#3c3420;line-height:1.88}\n.n01-about-grid{display:grid;grid-template-columns:1fr 1fr;gap:52px;align-items:start}\n@media(max-width:760px){.n01-about-grid{grid-template-columns:1fr}}\n.n01-prose p+p{margin-top:16px}\n.n01-inline-img{width:100%;display:block;margin:28px 0;border:1px solid var(--bd)}\n.n01-prin{margin-top:24px;border:1px solid var(--bd);padding:20px;background:#fdf6e0;position:relative}\n.n01-prin::before{content:'OPERATING PRINCIPLE';position:absolute;top:-8px;left:12px;font-family:var(--fm);font-size:8px;letter-spacing:.2em;color:var(--mu);background:#fdf6e0;padding:0 8px;text-transform:uppercase}\n.n01-prow{display:flex;align-items:center;justify-content:space-between;gap:12px}\n.n01-pb{text-align:center;flex:1}\n.n01-pname{font-family:var(--fd);font-size:26px;font-weight:900}\n.n01-pname.hit{color:var(--green)} .n01-pname.miss{color:var(--mu)}\n.n01-pdesc{font-family:var(--fm);font-size:8px;color:var(--mu);line-height:1.7;margin-top:5px;letter-spacing:.04em}\n.n01-psep{font-family:var(--fd);font-size:20px;color:var(--bd-lt)}\n\n\/* SPECS — 3-col standalone *\/\n.n01-spec-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--bd)}\n.n01-spec-head{grid-column:1\/-1;padding:13px 22px;background:var(--green);border-bottom:1px solid var(--brass)}\n.n01-spec-head span{font-family:var(--fm);font-size:10px;letter-spacing:.22em;color:var(--brass-pale);text-transform:uppercase}\n.n01-sr{display:flex;flex-direction:column;padding:14px 22px;gap:4px}\n.n01-sr:nth-child(odd){background:var(--paper)} .n01-sr:nth-child(even){background:var(--aged)}\n.n01-sk{font-family:var(--fm);font-size:10px;color:var(--mu);letter-spacing:.06em;text-transform:uppercase}\n.n01-sv{font-family:var(--fm);font-size:14px;color:var(--ink);font-weight:500;margin-top:2px}\n.n01-sv.hi{color:var(--green)}\n\n\/* FEATURES *\/\n.n01-fg{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--bd)}\n.n01-f{background:var(--paper);padding:34px}\n.n01-fn{font-family:var(--fd);font-size:58px;color:rgba(45,74,30,.07);font-weight:900;line-height:1;margin-bottom:-8px}\n.n01-ft{font-family:var(--fd);font-size:23px;color:var(--ink);font-weight:700;margin-bottom:10px}\n.n01-fb{font-size:13.5px;color:#5c5030;line-height:1.78}\n.n01-ftag{display:inline-block;margin-top:13px;font-family:var(--fm);font-size:8.5px;letter-spacing:.13em;color:var(--brass);border:1px solid var(--brass);padding:3px 10px;text-transform:uppercase;background:rgba(154,120,32,.06)}\n\n\/* UPGRADE *\/\n.n01-upgrade-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:1px;background:var(--bd)}\n.n01-ug{background:var(--paper);padding:32px}\n.n01-ug-icon{font-size:26px;margin-bottom:13px}\n.n01-ug-title{font-family:var(--fd);font-size:20px;color:var(--ink);font-weight:700;margin-bottom:10px}\n.n01-ug-body{font-size:13.5px;color:#5c5030;line-height:1.78}\n.n01-ug-tag{display:inline-block;margin-top:13px;font-family:var(--fm);font-size:8.5px;letter-spacing:.13em;color:var(--green-lt);border:1px solid rgba(58,95,40,.4);padding:3px 10px;text-transform:uppercase;background:rgba(58,95,40,.06)}\n\n\/* COMPARE TABLE *\/\n.n01-compare{margin-top:44px;border:1px solid var(--bd);overflow:hidden}\n.n01-compare-head{display:grid;grid-template-columns:1.2fr 1fr 1.3fr}\n.n01-ch-aspect{font-family:var(--fm);font-size:11px;letter-spacing:.15em;color:var(--brass-pale);text-transform:uppercase;padding:16px 22px;background:var(--green);border-right:1px solid rgba(196,152,42,.3)}\n.n01-ch-old{font-family:var(--fm);font-size:11px;letter-spacing:.15em;color:rgba(240,232,208,.55);text-transform:uppercase;padding:16px 22px;background:#2a2010;border-right:1px solid rgba(196,152,42,.15)}\n.n01-ch-new{font-family:var(--fm);font-size:11px;letter-spacing:.15em;color:var(--brass-pale);text-transform:uppercase;padding:16px 22px;background:var(--green);display:flex;align-items:center;gap:8px}\n.n01-ch-new::before{content:'✦';color:var(--brass-lt);font-size:11px}\n\n.n01-compare-row{display:grid;grid-template-columns:1.2fr 1fr 1.3fr;border-bottom:1px solid rgba(184,164,96,.2)}\n.n01-compare-row:last-child{border-bottom:none}\n.n01-compare-row:nth-child(odd) .n01-cr-aspect,.n01-compare-row:nth-child(odd) .n01-cr-old{background:var(--paper)}\n.n01-compare-row:nth-child(even) .n01-cr-aspect,.n01-compare-row:nth-child(even) .n01-cr-old{background:var(--aged)}\n.n01-cr-aspect{font-family:var(--fm);font-size:12px;color:var(--mu);padding:15px 22px;border-right:1px solid rgba(184,164,96,.2);letter-spacing:.04em;font-weight:500}\n.n01-cr-old{font-family:var(--fm);font-size:12px;color:#8a5040;padding:15px 22px;border-right:1px solid rgba(184,164,96,.15)}\n.n01-cr-new{font-family:var(--fm);font-size:12px;color:#e8f4e0;padding:15px 22px;font-weight:600;background:#1e3a10;border-left:2px solid var(--brass-lt)}\n\n\/* STARTING *\/\n.n01-modes{display:grid;grid-template-columns:1fr 1fr;gap:18px}\n.n01-mode{border:1px solid var(--bd);padding:28px;background:var(--aged)}\n.n01-mode.ac{border-color:var(--green);border-width:2px;background:#f4f8ee}\n.n01-mb{font-family:var(--fm);font-size:8px;letter-spacing:.18em;text-transform:uppercase;padding:3px 10px;display:inline-block;margin-bottom:13px;border:1px solid}\n.mb-v{color:var(--brass);border-color:var(--brass);background:rgba(154,120,32,.08)}\n.mb-m{color:var(--green-lt);border-color:var(--green-lt);background:rgba(58,95,40,.07)}\n.n01-mt{font-family:var(--fd);font-size:22px;color:var(--ink);font-weight:700;margin-bottom:8px}\n.n01-mbody{font-size:13.5px;color:var(--mu);line-height:1.75}\n\n\/* COLORWAYS *\/\n.n01-cintro{font-size:14px;color:var(--mu);margin-bottom:26px;line-height:1.8}\n.n01-cc{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--bd)}\n.n01-card{background:var(--paper);position:relative}\n.n01-card.on{outline:3px solid var(--green);outline-offset:-1px}\n.n01-card:hover{outline:2px solid var(--brass);outline-offset:-1px}\n.n01-cw{position:relative;display:block;overflow:hidden;text-decoration:none}\n.n01-cw img{width:100%;aspect-ratio:4\/3;object-fit:cover;display:block;transition:transform .4s}\n.n01-card:hover .n01-cw img{transform:scale(1.04)}\n.n01-ov{position:absolute;inset:0;background:rgba(14,19,10,0);display:flex;align-items:center;justify-content:center;transition:background .3s}\n.n01-card:hover .n01-ov{background:rgba(14,19,10,.38)}\n.n01-cta-lbl{font-family:var(--fm);font-size:10px;letter-spacing:.2em;text-transform:uppercase;color:#f0e8d0;border:1px solid rgba(240,232,208,.7);padding:8px 18px;opacity:0;transform:translateY(6px);transition:opacity .3s,transform .3s}\n.n01-card:hover .n01-cta-lbl{opacity:1;transform:translateY(0)}\n.n01-cbody{padding:15px 17px 18px;border-top:1px solid var(--bd-lt)}\n.n01-crow{display:flex;align-items:center;gap:9px;margin-bottom:5px}\n.n01-cdot{width:13px;height:13px;border-radius:50%;border:1px solid rgba(0,0,0,.18);flex-shrink:0}\n.n01-cname{font-family:var(--fd);font-size:15px;color:var(--ink);font-weight:700}\n.n01-csub{font-family:var(--fm);font-size:9px;color:var(--mu);line-height:1.6;letter-spacing:.03em}\n.n01-cbadge{display:inline-block;margin-top:9px;font-family:var(--fm);font-size:8px;letter-spacing:.16em;padding:2px 8px;text-transform:uppercase}\n.b-best{background:rgba(45,74,30,.12);color:var(--green);border:1px solid rgba(45,74,30,.35)}\n.b-cls{background:rgba(154,120,32,.1);color:var(--brass);border:1px solid rgba(154,120,32,.35)}\n\n\/* PACKAGE *\/\n.n01-pg{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--bd)}\n.n01-pi{background:var(--aged);padding:24px 16px;text-align:center}\n.n01-pico{font-size:22px;margin-bottom:9px}\n.n01-pn{font-family:var(--fm);font-size:10px;color:var(--ink);letter-spacing:.04em;line-height:1.5}\n.n01-pnt{font-family:var(--fm);font-size:9px;color:var(--mu);margin-top:4px}\n.n01-needs{font-family:var(--fm);font-size:10px;color:#8a4010;letter-spacing:.07em;margin-top:14px;border-left:3px solid #8a4010;padding-left:12px;display:block;line-height:1.7}\n\n\/* FAQ *\/\n.n01-faq{width:100%}\n.n01-fi{border-bottom:1px solid var(--bd)}\n.n01-fq{padding:18px 0;font-size:15px;font-weight:700;color:var(--ink);cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:14px;font-family:var(--fd);font-style:italic}\n.n01-fq:hover{color:var(--green)}\n.n01-ftog{font-family:var(--fd);font-size:20px;color:var(--green);flex-shrink:0;transition:transform .2s;font-style:normal}\n.n01-fa{font-size:14px;color:var(--mu);line-height:1.8;max-height:0;overflow:hidden;transition:max-height .3s,padding .3s;font-family:var(--fb)}\n.n01-fi.open .n01-fa{max-height:240px;padding-bottom:18px}\n.n01-fi.open .n01-ftog{transform:rotate(45deg)}\n\n\/* BOTTOM *\/\n.n01-btm{background:var(--green-dim);padding:80px 56px;text-align:center;border-top:2px solid var(--brass)}\n.n01-born{font-family:var(--fm);font-size:9px;letter-spacing:.28em;color:rgba(196,152,42,.45);text-transform:uppercase;margin-bottom:18px}\n.n01-bh{font-family:var(--fd);font-size:60px;color:#f0e8d0;font-weight:900;line-height:.94;margin-bottom:8px}\n.n01-bh span{color:var(--brass-pale)}\n.n01-bhr{width:56px;height:1px;background:var(--brass);margin:18px auto}\n.n01-bsub{font-family:var(--fm);font-size:10px;color:rgba(240,232,208,.38);letter-spacing:.13em;margin-bottom:26px;line-height:1.9}\n.n01-shop-btn{display:inline-block;background:var(--brass-lt);color:#1c1a14;font-family:var(--fm);font-size:11px;letter-spacing:.15em;text-transform:uppercase;padding:15px 40px;text-decoration:none;transition:background .2s}\n.n01-shop-btn:hover{background:var(--brass-pale)}\n.n01-bnote{font-family:var(--fm);font-size:9px;color:rgba(240,232,208,.22);letter-spacing:.13em;margin-top:12px;text-transform:uppercase}\n\n@media(max-width:760px){\n  .n01-launch,.n01-rule,.n01-sec,.n01-btm,.n01-promo{padding-left:20px;padding-right:20px}\n  .n01-fg,.n01-modes,.n01-cc,.n01-upgrade-grid,.n01-cards{grid-template-columns:1fr}\n  .n01-spec-grid,.n01-pg{grid-template-columns:1fr 1fr}\n  .n01-h2{font-size:34px}\n  .n01-bh{font-size:40px}\n  .p1 .n01-cp-price{font-size:52px}\n  .n01-compare-head,.n01-compare-row{grid-template-columns:1fr}\n  .n01-ch-old,.n01-cr-old{border-right:none}\n  .n01-cr-aspect{border-right:none;font-weight:700;border-bottom:1px solid rgba(184,164,96,.2)}\n}\n\u003c\/style\u003e\n\u003cdiv class=\"n01\"\u003e\n\u003c!-- LAUNCH BAND --\u003e\n\u003cdiv class=\"n01-launch\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"n01-ley\"\u003eRetail Price\u003c\/div\u003e\n\u003cdiv class=\"n01-ldate\" id=\"n01-launch-msg\"\u003e$560.00\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-lr\" id=\"n01-launch-sub\"\u003eLaunching June 18, 2026\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- PROMO: PHASE 1 Jun 18–24 --\u003e\n\u003cdiv class=\"n01-promo\" id=\"n01-p1\"\u003e\n\u003cdiv class=\"n01-promo-top\"\u003e\n\u003cdiv class=\"n01-promo-kicker\"\u003e\/\/ Limited-Time Launch Offer\u003c\/div\u003e\n\u003ch2 class=\"n01-promo-headline\"\u003eThe earlier you order,\u003cbr\u003e\u003cem\u003ethe more you save.\u003c\/em\u003e\n\u003c\/h2\u003e\n\u003cp class=\"n01-promo-sub\"\u003eRetail $560.00 · Three phases · Best deal is now\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-cards\"\u003e\n\u003cdiv class=\"n01-card-p p1\"\u003e\n\u003cdiv class=\"n01-cp-phase\"\u003e\n\u003cdiv class=\"n01-cp-dot\"\u003e\u003cbr\u003e\u003c\/div\u003e\n🔥 Early Bird — Phase 1\u003c\/div\u003e\n\u003cdiv class=\"n01-cp-dates\"\u003eJun 18 – Jun 24, 2026 · 7 Days Only\u003c\/div\u003e\n\u003cdiv class=\"n01-cp-orig\"\u003e$560.00\u003c\/div\u003e\n\u003cdiv class=\"n01-cp-price\"\u003e$460\u003c\/div\u003e\n\u003cdiv class=\"n01-cp-saving\"\u003e✦ Save $130 Total\u003c\/div\u003e\n\u003cdiv class=\"n01-cp-gift\"\u003e🎁 + $30 Store Gift Card included\u003c\/div\u003e\n\u003cdiv class=\"n01-cp-div\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"n01-cp-perks\"\u003e\n\u003cdiv class=\"n01-perk\"\u003e\n\u003cspan class=\"n01-perk-ico\"\u003e✓\u003c\/span\u003e\u003cspan\u003e$100 off retail price\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-perk\"\u003e\n\u003cspan class=\"n01-perk-ico\"\u003e✓\u003c\/span\u003e\u003cspan\u003e$30 gift card with every order\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-perk\"\u003e\n\u003cspan class=\"n01-perk-ico\"\u003e✓\u003c\/span\u003e\u003cspan\u003eShips Sep 15, 2026\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-perk\"\u003e\n\u003cspan class=\"n01-perk-ico\"\u003e✓\u003c\/span\u003e\u003cspan\u003eAll 3 colorways available\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ca class=\"n01-cp-badge\" href=\"https:\/\/www.stirlingkit.com\/products\/retrol-okmo-n01-1-5-scale-hit-and-miss-vertical-gas-stationary-engine-model-rtr\" rel=\"noopener\" style=\"display: block; text-decoration: none;\" target=\"_blank\"\u003eBest Value · Order Now →\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-card-p p2\"\u003e\n\u003cdiv class=\"n01-cp-phase\"\u003e\n\u003cdiv class=\"n01-cp-dot\"\u003e\u003cbr\u003e\u003c\/div\u003e\nPhase 2 — Pre-Order\u003c\/div\u003e\n\u003cdiv class=\"n01-cp-dates\"\u003eJun 24 – Sep 15, 2026\u003c\/div\u003e\n\u003cdiv class=\"n01-cp-orig\"\u003e$560.00\u003c\/div\u003e\n\u003cdiv class=\"n01-cp-price\"\u003e$460\u003c\/div\u003e\n\u003cdiv class=\"n01-cp-saving\"\u003eSave $100\u003c\/div\u003e\n\u003cdiv class=\"n01-cp-gift\" style=\"text-decoration: line-through; color: rgba(240,232,208,.15); background: rgba(255,255,255,.02); border-color: rgba(255,255,255,.05);\"\u003e🎁 Gift card no longer included\u003c\/div\u003e\n\u003cdiv class=\"n01-cp-div\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"n01-cp-perks\"\u003e\n\u003cdiv class=\"n01-perk\"\u003e\n\u003cspan class=\"n01-perk-ico\"\u003e✓\u003c\/span\u003e\u003cspan\u003e$100 off retail price\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-perk\"\u003e\n\u003cspan class=\"n01-perk-ico\"\u003e✗\u003c\/span\u003e\u003cspan\u003eNo gift card\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-perk\"\u003e\n\u003cspan class=\"n01-perk-ico\"\u003e✓\u003c\/span\u003e\u003cspan\u003eShips Sep 15, 2026\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-perk\"\u003e\n\u003cspan class=\"n01-perk-ico\"\u003e✓\u003c\/span\u003e\u003cspan\u003eAll 3 colorways available\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-cp-badge\"\u003ePre-Order Window\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-card-p p3\"\u003e\n\u003cdiv class=\"n01-cp-phase\"\u003e\n\u003cdiv class=\"n01-cp-dot\"\u003e\u003cbr\u003e\u003c\/div\u003e\nPhase 3 — In Stock\u003c\/div\u003e\n\u003cdiv class=\"n01-cp-dates\"\u003eSep 15, 2026 onward\u003c\/div\u003e\n\u003cdiv class=\"n01-cp-orig\"\u003e$560.00\u003c\/div\u003e\n\u003cdiv class=\"n01-cp-price\"\u003e$476\u003c\/div\u003e\n\u003cdiv class=\"n01-cp-saving\"\u003eSave $84\u003c\/div\u003e\n\u003cdiv class=\"n01-cp-gift\" style=\"text-decoration: line-through; color: rgba(240,232,208,.15); background: rgba(255,255,255,.02); border-color: rgba(255,255,255,.05);\"\u003e🎁 Gift card no longer included\u003c\/div\u003e\n\u003cdiv class=\"n01-cp-div\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"n01-cp-perks\"\u003e\n\u003cdiv class=\"n01-perk\"\u003e\n\u003cspan class=\"n01-perk-ico\"\u003e✓\u003c\/span\u003e\u003cspan\u003e15% off retail price\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-perk\"\u003e\n\u003cspan class=\"n01-perk-ico\"\u003e✗\u003c\/span\u003e\u003cspan\u003eNo gift card\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-perk\"\u003e\n\u003cspan class=\"n01-perk-ico\"\u003e✓\u003c\/span\u003e\u003cspan\u003eShips immediately\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-perk\"\u003e\n\u003cspan class=\"n01-perk-ico\"\u003e⚠\u003c\/span\u003e\u003cspan\u003eStock \u0026amp; colorways not guaranteed\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-cp-badge\"\u003eStandard Price\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp class=\"n01-promo-note\"\u003e⚠ $30 gift card exclusive to Phase 1 · Jun 18–24 only · 7 days\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- PROMO: PHASE 2 Jun 24–Sep 15 --\u003e\n\u003cdiv class=\"n01-promo\" id=\"n01-p2\"\u003e\n\u003cdiv class=\"n01-promo-top\"\u003e\n\u003cdiv class=\"n01-promo-kicker\"\u003e\/\/ Limited-Time Launch Offer\u003c\/div\u003e\n\u003ch2 class=\"n01-promo-headline\"\u003ePre-order now.\u003cbr\u003e\u003cem\u003eSave $100 before stock arrives.\u003c\/em\u003e\n\u003c\/h2\u003e\n\u003cp class=\"n01-promo-sub\"\u003eRetail $560.00 · Early bird offer has closed · Pre-order window open\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-cards\"\u003e\n\u003cdiv class=\"n01-card-p p3\"\u003e\n\u003cdiv class=\"n01-cp-phase\"\u003e\n\u003cdiv class=\"n01-cp-dot\"\u003e\u003cbr\u003e\u003c\/div\u003e\nPhase 1 — Closed\u003c\/div\u003e\n\u003cdiv class=\"n01-cp-dates\"\u003eJun 18 – Jun 24, 2026\u003c\/div\u003e\n\u003cdiv class=\"n01-cp-orig\"\u003e$560.00\u003c\/div\u003e\n\u003cdiv class=\"n01-cp-price\" style=\"font-size: 38px;\"\u003e$460\u003c\/div\u003e\n\u003cdiv class=\"n01-cp-saving\"\u003eSaved $130 — Closed\u003c\/div\u003e\n\u003cdiv class=\"n01-cp-gift\" style=\"text-decoration: line-through; color: rgba(240,232,208,.15); background: rgba(255,255,255,.02); border-color: rgba(255,255,255,.05);\"\u003e🎁 Gift card — offer ended\u003c\/div\u003e\n\u003cdiv class=\"n01-cp-div\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"n01-cp-perks\"\u003e\n\u003cdiv class=\"n01-perk\"\u003e\n\u003cspan class=\"n01-perk-ico\"\u003e✗\u003c\/span\u003e\u003cspan\u003eEarly bird window closed\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-cp-badge\"\u003eOffer Ended\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-card-p p1\"\u003e\n\u003cdiv class=\"n01-cp-phase\"\u003e\n\u003cdiv class=\"n01-cp-dot\"\u003e\u003cbr\u003e\u003c\/div\u003e\n🟡 Now — Phase 2\u003c\/div\u003e\n\u003cdiv class=\"n01-cp-dates\"\u003eJun 24 – Sep 15, 2026\u003c\/div\u003e\n\u003cdiv class=\"n01-cp-orig\"\u003e$560.00\u003c\/div\u003e\n\u003cdiv class=\"n01-cp-price\"\u003e$460\u003c\/div\u003e\n\u003cdiv class=\"n01-cp-saving\"\u003e✦ Save $100\u003c\/div\u003e\n\u003cdiv class=\"n01-cp-gift\" style=\"text-decoration: line-through; color: rgba(240,232,208,.15); background: rgba(255,255,255,.02); border-color: rgba(255,255,255,.05);\"\u003e🎁 Gift card no longer available\u003c\/div\u003e\n\u003cdiv class=\"n01-cp-div\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"n01-cp-perks\"\u003e\n\u003cdiv class=\"n01-perk\"\u003e\n\u003cspan class=\"n01-perk-ico\"\u003e✓\u003c\/span\u003e\u003cspan\u003e$100 off retail price\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-perk\"\u003e\n\u003cspan class=\"n01-perk-ico\"\u003e✓\u003c\/span\u003e\u003cspan\u003eShips Sep 15, 2026\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-perk\"\u003e\n\u003cspan class=\"n01-perk-ico\"\u003e✓\u003c\/span\u003e\u003cspan\u003eAll 3 colorways available\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ca class=\"n01-cp-badge\" href=\"https:\/\/www.stirlingkit.com\/products\/retrol-okmo-n01-1-5-scale-hit-and-miss-vertical-gas-stationary-engine-model-rtr\" rel=\"noopener\" style=\"display: block; text-decoration: none;\" target=\"_blank\"\u003ePre-Order Now →\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-card-p p2\"\u003e\n\u003cdiv class=\"n01-cp-phase\"\u003e\n\u003cdiv class=\"n01-cp-dot\"\u003e\u003cbr\u003e\u003c\/div\u003e\nPhase 3 — Coming\u003c\/div\u003e\n\u003cdiv class=\"n01-cp-dates\"\u003eSep 15, 2026 onward\u003c\/div\u003e\n\u003cdiv class=\"n01-cp-orig\"\u003e$560.00\u003c\/div\u003e\n\u003cdiv class=\"n01-cp-price\"\u003e$476\u003c\/div\u003e\n\u003cdiv class=\"n01-cp-saving\"\u003eSave $84 only\u003c\/div\u003e\n\u003cdiv class=\"n01-cp-gift\" style=\"text-decoration: line-through; color: rgba(240,232,208,.15); background: rgba(255,255,255,.02); border-color: rgba(255,255,255,.05);\"\u003e🎁 No gift card\u003c\/div\u003e\n\u003cdiv class=\"n01-cp-div\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"n01-cp-perks\"\u003e\n\u003cdiv class=\"n01-perk\"\u003e\n\u003cspan class=\"n01-perk-ico\"\u003e✓\u003c\/span\u003e\u003cspan\u003e15% off retail\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-perk\"\u003e\n\u003cspan class=\"n01-perk-ico\"\u003e⚠\u003c\/span\u003e\u003cspan\u003eStock \u0026amp; colorways not guaranteed\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-cp-badge\"\u003eFuture Price\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp class=\"n01-promo-note\"\u003e⚠ Pre-order price closes Sep 15 · After that, price rises to $476\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- PROMO: PHASE 3 Sep 15+ --\u003e\n\u003cdiv class=\"n01-promo\" id=\"n01-p3\"\u003e\n\u003cdiv class=\"n01-promo-top\"\u003e\n\u003cdiv class=\"n01-promo-kicker\"\u003e\/\/ Now In Stock\u003c\/div\u003e\n\u003ch2 class=\"n01-promo-headline\"\u003eIn stock and\u003cbr\u003e\u003cem\u003eshipping now.\u003c\/em\u003e\n\u003c\/h2\u003e\n\u003cp class=\"n01-promo-sub\"\u003eRetail $560.00 · 15% off · Ships immediately\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-cards\"\u003e\n\u003cdiv class=\"n01-card-p p3\"\u003e\n\u003cdiv class=\"n01-cp-phase\"\u003e\n\u003cdiv class=\"n01-cp-dot\"\u003e\u003cbr\u003e\u003c\/div\u003e\nPhase 1 — Closed\u003c\/div\u003e\n\u003cdiv class=\"n01-cp-dates\"\u003eJun 18–24, 2026\u003c\/div\u003e\n\u003cdiv class=\"n01-cp-price\" style=\"font-size: 32px; color: rgba(240,232,208,.18);\"\u003e$460\u003c\/div\u003e\n\u003cdiv class=\"n01-cp-saving\"\u003eSaved $130 — Closed\u003c\/div\u003e\n\u003cdiv class=\"n01-cp-div\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"n01-cp-perks\"\u003e\n\u003cdiv class=\"n01-perk\"\u003e\n\u003cspan class=\"n01-perk-ico\"\u003e✗\u003c\/span\u003e\u003cspan\u003eEarly bird + gift card — ended\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-cp-badge\"\u003eOffer Ended\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-card-p p3\" style=\"border-color: rgba(196,152,42,.12);\"\u003e\n\u003cdiv class=\"n01-cp-phase\"\u003e\n\u003cdiv class=\"n01-cp-dot\"\u003e\u003cbr\u003e\u003c\/div\u003e\nPhase 2 — Closed\u003c\/div\u003e\n\u003cdiv class=\"n01-cp-dates\"\u003eJun 24 – Sep 15, 2026\u003c\/div\u003e\n\u003cdiv class=\"n01-cp-price\" style=\"font-size: 32px; color: rgba(240,232,208,.18);\"\u003e$460\u003c\/div\u003e\n\u003cdiv class=\"n01-cp-saving\"\u003eSaved $100 — Closed\u003c\/div\u003e\n\u003cdiv class=\"n01-cp-div\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"n01-cp-perks\"\u003e\n\u003cdiv class=\"n01-perk\"\u003e\n\u003cspan class=\"n01-perk-ico\"\u003e✗\u003c\/span\u003e\u003cspan\u003ePre-order window — ended\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-cp-badge\"\u003eOffer Ended\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-card-p p1\"\u003e\n\u003cdiv class=\"n01-cp-phase\"\u003e\n\u003cdiv class=\"n01-cp-dot\"\u003e\u003cbr\u003e\u003c\/div\u003e\n✅ Now — Phase 3\u003c\/div\u003e\n\u003cdiv class=\"n01-cp-dates\"\u003eSep 15, 2026 onward\u003c\/div\u003e\n\u003cdiv class=\"n01-cp-orig\"\u003e$560.00\u003c\/div\u003e\n\u003cdiv class=\"n01-cp-price\"\u003e$476\u003c\/div\u003e\n\u003cdiv class=\"n01-cp-saving\"\u003e✦ Save $84 · 15% Off\u003c\/div\u003e\n\u003cdiv class=\"n01-cp-div\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"n01-cp-perks\"\u003e\n\u003cdiv class=\"n01-perk\"\u003e\n\u003cspan class=\"n01-perk-ico\"\u003e✓\u003c\/span\u003e\u003cspan\u003e15% off retail price\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-perk\"\u003e\n\u003cspan class=\"n01-perk-ico\"\u003e✓\u003c\/span\u003e\u003cspan\u003eShips immediately\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-perk\"\u003e\n\u003cspan class=\"n01-perk-ico\"\u003e✓\u003c\/span\u003e\u003cspan\u003eReady to run out of the box\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ca class=\"n01-cp-badge\" href=\"https:\/\/www.stirlingkit.com\/products\/retrol-okmo-n01-1-5-scale-hit-and-miss-vertical-gas-stationary-engine-model-rtr\" rel=\"noopener\" style=\"display: block; text-decoration: none;\" target=\"_blank\"\u003eIn Stock · Shop Now →\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp class=\"n01-promo-note\"\u003eEarly bird and pre-order offers have closed · Current price $476\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- RULE --\u003e\n\u003cdiv class=\"n01-rule\"\u003e\n\u003cspan class=\"n01-rt\"\u003eSand-Cast Brass\u003c\/span\u003e\n\u003cdiv class=\"n01-rlo\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cspan class=\"n01-rt\"\u003eCNC Machined Steel\u003c\/span\u003e\n\u003cdiv class=\"n01-rlo\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cspan class=\"n01-rt\"\u003eMechanical Trip Ignition\u003c\/span\u003e\n\u003cdiv class=\"n01-rlo\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cspan class=\"n01-rt\"\u003eHardwood Display Base\u003c\/span\u003e\n\u003cdiv class=\"n01-rlo\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cspan class=\"n01-rt\"\u003eNo Electronics\u003c\/span\u003e\n\u003cdiv class=\"n01-rlo\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cspan class=\"n01-rt\"\u003e1,500 g · 3.3 lbs\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c!-- ABOUT --\u003e\n\u003cdiv class=\"n01-sec\"\u003e\n\u003cp class=\"n01-ey\"\u003e\/\/ About This Engine\u003c\/p\u003e\n\u003ch2 class=\"n01-h2\"\u003eA Century-Old Cadence, \u003cem\u003eBack on Your Desk\u003c\/em\u003e\n\u003c\/h2\u003e\n\u003cimg style=\"width: 100%; display: block; border: 1px solid var(--bd); margin-bottom: 44px;\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0134\/7446\/3808\/files\/retrol-okmo-n01-1-5-scale-hit-and-miss-vertical-gas-stationary-engine-model-rtr.jpg?v=1781687214\" alt=\"N01 Hit-and-Miss Engine\"\u003e\n\u003cdiv class=\"n01-prose\"\u003e\n\u003cp\u003eBetween 1895 and 1930, the hit-and-miss stationary engine was the backbone of rural America.\u003c\/p\u003e\n\u003cp\u003eBefore electric motors reached the countryside, before tractors replaced draft animals, this single-cylinder machine did the work — powering cement mixers on construction sites, water pumps on homesteads, grain mills, sawmills, and feed grinders from coast to coast. Farmers depended on it. Contractors relied on it. It was everywhere.\u003c\/p\u003e\n\u003cp\u003eWhat set it apart from every engine before or since was its governor. A centrifugal flyweight system that let the engine fire only when it needed to, and coast on pure flywheel inertia the rest of the time. That gave it its sound — that unmistakable \u003cem\u003eclack — clack — clack\u003c\/em\u003e that anyone who grew up around one never forgets.\u003c\/p\u003e\n\u003cp\u003eMillions were built. Many are still running today, more than a century later.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThe RETROL \u0026amp; OKMO N01 faithfully recreates that machine at 1\/5 scale.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo plastic in the structural core. No electronics hiding the mechanism. Just sand-cast brass, precision-machined steel, a mechanical trip igniter, and dual heavy flywheels doing exactly what they did in 1900 — holding momentum through the miss, delivering power on the hit.\u003c\/p\u003e\n\u003cp\u003eEvery phase of the four-stroke cycle unfolds in full view. The open-crank architecture conceals nothing: piston, connecting rod, ignition points, glass drip oiler, steam hopper — all exposed, all working.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- OPERATING PRINCIPLE --\u003e\n\u003cdiv class=\"n01-sec aged\"\u003e\n\u003cp class=\"n01-ey\"\u003e\/\/ How It Works\u003c\/p\u003e\n\u003ch2 class=\"n01-h2\"\u003eThe \u003cem\u003eHit \u0026amp; Miss\u003c\/em\u003e Cycle\u003c\/h2\u003e\n\u003cdiv style=\"display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: var(--bd);\"\u003e\n\u003cdiv style=\"background: var(--paper); padding: 48px 44px; text-align: center;\"\u003e\n\u003cdiv class=\"n01-pname hit\" style=\"font-size: 48px; margin-bottom: 20px;\"\u003eHIT\u003c\/div\u003e\n\u003cdiv style=\"font-family: var(--fm); font-size: 11px; color: var(--mu); line-height: 2; letter-spacing: .06em; text-transform: uppercase;\"\u003eEngine drops below set speed\u003cbr\u003eFlyweights retract inward\u003cbr\u003eExhaust valve closes\u003cbr\u003eIgnition points trip\u003cbr\u003ePower stroke fires\u003cbr\u003e\u003cspan style=\"color: var(--green); font-weight: 600;\"\u003eSpeed restored\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: var(--aged); padding: 48px 44px; text-align: center;\"\u003e\n\u003cdiv class=\"n01-pname miss\" style=\"font-size: 48px; margin-bottom: 20px;\"\u003eMISS\u003c\/div\u003e\n\u003cdiv style=\"font-family: var(--fm); font-size: 11px; color: var(--mu); line-height: 2; letter-spacing: .06em; text-transform: uppercase;\"\u003eEngine reaches set speed\u003cbr\u003eFlyweights extend outward\u003cbr\u003eExhaust valve locks open\u003cbr\u003eNo compression · No ignition\u003cbr\u003eEngine coasts on flywheel inertia\u003cbr\u003e\u003cspan style=\"color: var(--mu); font-style: italic;\"\u003e\"clack — clack — clack\"\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-top: 1px; background: var(--green); padding: 18px 44px; display: flex; align-items: center; justify-content: center; gap: 16px;\"\u003e\n\u003cspan style=\"font-family: var(--fm); font-size: 9px; letter-spacing: .2em; color: rgba(240,232,208,.5); text-transform: uppercase;\"\u003eThe governor fires only when needed\u003c\/span\u003e \u003cspan style=\"color: var(--brass-lt); font-size: 14px;\"\u003e⇄\u003c\/span\u003e \u003cspan style=\"font-family: var(--fm); font-size: 9px; letter-spacing: .2em; color: rgba(240,232,208,.5); text-transform: uppercase;\"\u003eInertia carries the rest\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- VIDEO --\u003e\n\u003cdiv class=\"n01-sec\" style=\"background: var(--ink); padding-top: 64px; padding-bottom: 64px;\"\u003e\n\u003cp class=\"n01-ey\" style=\"color: var(--brass-lt);\"\u003e\/\/ See It Run\u003c\/p\u003e\n\u003ch2 class=\"n01-h2\" style=\"color: #f0e8d0; margin-bottom: 24px;\"\u003eWatch the \u003cem style=\"color: var(--brass-lt);\"\u003eHit \u0026amp; Miss\u003c\/em\u003e in Action\u003c\/h2\u003e\n\u003cp style=\"font-family: var(--fm); font-size: 11px; color: rgba(240,232,208,.4); letter-spacing: .1em; margin-bottom: 28px; line-height: 1.8;\"\u003eThe centrifugal governor at work — flyweights extend on the miss, retract on the hit. No tricks. This is exactly what it sounds like on your desk.\u003c\/p\u003e\n\u003cdiv style=\"position: relative; width: 100%; aspect-ratio: 16\/9; background: #000; border: 1px solid rgba(184,164,96,.3);\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/LCTj8Fxt-5w\" title=\"RETROL OKMO N01 Hit-and-Miss Engine Running\" style=\"position: absolute; inset: 0; width: 100%; height: 100%;\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- SPECS --\u003e\n\u003cdiv class=\"n01-sec aged\"\u003e\n\u003cp class=\"n01-ey\"\u003e\/\/ Specifications\u003c\/p\u003e\n\u003ch2 class=\"n01-h2\"\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cdiv class=\"n01-spec-grid\"\u003e\n\u003cdiv class=\"n01-spec-head\"\u003e\u003cspan\u003e\/\/ RETROL \u0026amp; OKMO N01 — Full Technical Data\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv class=\"n01-sr\"\u003e\n\u003cspan class=\"n01-sk\"\u003eEngine Type\u003c\/span\u003e\u003cspan class=\"n01-sv hi\"\u003eHit-and-Miss ICE\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-sr\"\u003e\n\u003cspan class=\"n01-sk\"\u003eScale\u003c\/span\u003e\u003cspan class=\"n01-sv hi\"\u003e1 \/ 5\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-sr\"\u003e\n\u003cspan class=\"n01-sk\"\u003eDisplacement\u003c\/span\u003e\u003cspan class=\"n01-sv hi\"\u003e3.6 cc\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-sr\"\u003e\n\u003cspan class=\"n01-sk\"\u003eBore\u003c\/span\u003e\u003cspan class=\"n01-sv\"\u003e16.0 mm\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-sr\"\u003e\n\u003cspan class=\"n01-sk\"\u003eStroke\u003c\/span\u003e\u003cspan class=\"n01-sv\"\u003e19.0 mm\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-sr\"\u003e\n\u003cspan class=\"n01-sk\"\u003eCycle\u003c\/span\u003e\u003cspan class=\"n01-sv\"\u003eFour-Stroke\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-sr\"\u003e\n\u003cspan class=\"n01-sk\"\u003eCylinder Layout\u003c\/span\u003e\u003cspan class=\"n01-sv\"\u003eSingle-Cylinder, Vertical\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-sr\"\u003e\n\u003cspan class=\"n01-sk\"\u003eCooling System\u003c\/span\u003e\u003cspan class=\"n01-sv\"\u003eEvaporative Open-Hopper\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-sr\"\u003e\n\u003cspan class=\"n01-sk\"\u003eIgnition System\u003c\/span\u003e\u003cspan class=\"n01-sv\"\u003eMechanical Trip-Point Igniter\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-sr\"\u003e\n\u003cspan class=\"n01-sk\"\u003eIgnition Power\u003c\/span\u003e\u003cspan class=\"n01-sv\"\u003e1× AA 1.5V Battery (not included)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-sr\"\u003e\n\u003cspan class=\"n01-sk\"\u003eSpark Plug Thread\u003c\/span\u003e\u003cspan class=\"n01-sv\"\u003e3\/16-40 Imperial (pre-installed)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-sr\"\u003e\n\u003cspan class=\"n01-sk\"\u003eGovernor Type\u003c\/span\u003e\u003cspan class=\"n01-sv\"\u003eCentrifugal Flyweight\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-sr\"\u003e\n\u003cspan class=\"n01-sk\"\u003eLubrication\u003c\/span\u003e\u003cspan class=\"n01-sv\"\u003eFuel Pre-mix + External Drip Oiler\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-sr\"\u003e\n\u003cspan class=\"n01-sk\"\u003eFuel-to-Oil Ratio\u003c\/span\u003e\u003cspan class=\"n01-sv\"\u003e25:1 to 30:1\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-sr\"\u003e\n\u003cspan class=\"n01-sk\"\u003eRecommended Fuel\u003c\/span\u003e\u003cspan class=\"n01-sv\"\u003e92+ Octane Gasoline\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-sr\"\u003e\n\u003cspan class=\"n01-sk\"\u003eRecommended Oil\u003c\/span\u003e\u003cspan class=\"n01-sv\"\u003e2-Stroke or 4-Stroke 10W-50\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-sr\"\u003e\n\u003cspan class=\"n01-sk\"\u003ePrimary Structure\u003c\/span\u003e\u003cspan class=\"n01-sv hi\"\u003eSteel (CNC-Machined)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-sr\"\u003e\n\u003cspan class=\"n01-sk\"\u003eDecorative Hardware\u003c\/span\u003e\u003cspan class=\"n01-sv\"\u003eSand-Cast Brass + Aluminum\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-sr\"\u003e\n\u003cspan class=\"n01-sk\"\u003eSurface Finish\u003c\/span\u003e\u003cspan class=\"n01-sv hi\"\u003eHigh-Temp Baked Enamel Coat\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-sr\"\u003e\n\u003cspan class=\"n01-sk\"\u003eDisplay Base\u003c\/span\u003e\u003cspan class=\"n01-sv\"\u003eHardwood (pre-mounted)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-sr\"\u003e\n\u003cspan class=\"n01-sk\"\u003eOverall Dimensions\u003c\/span\u003e\u003cspan class=\"n01-sv\"\u003e135 × 115 × 195 mm\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-sr\"\u003e\n\u003cspan class=\"n01-sk\"\u003eProduct Weight\u003c\/span\u003e\u003cspan class=\"n01-sv hi\"\u003e1,500 g (3.3 lb)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-sr\"\u003e\n\u003cspan class=\"n01-sk\"\u003eAssembly Status\u003c\/span\u003e\u003cspan class=\"n01-sv hi\"\u003eRTR — Ready to Run\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-sr\"\u003e\n\u003cspan class=\"n01-sk\"\u003eStarting Methods\u003c\/span\u003e\u003cspan class=\"n01-sv\"\u003eManual Recoil \/ Electric Drill\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- FEATURES --\u003e\n\u003cdiv class=\"n01-sec\"\u003e\n\u003cp class=\"n01-ey\"\u003e\/\/ Features\u003c\/p\u003e\n\u003ch2 class=\"n01-h2\"\u003eBuilt Without Compromise\u003c\/h2\u003e\n\u003cdiv class=\"n01-fg\"\u003e\n\u003cdiv class=\"n01-f\"\u003e\n\u003cdiv class=\"n01-fn\"\u003e01\u003c\/div\u003e\n\u003ch3 class=\"n01-ft\"\u003eCast + CNC Composite Construction\u003c\/h3\u003e\n\u003cp class=\"n01-fb\"\u003eThe structural core starts with premium sand-cast brass — the same process used on full-size industrial hardware — then every critical surface is finish-machined on a CNC center. Tighter tolerances, sharper edges, smoother bores. At 1.5 kg the heft is immediately apparent. This is a piece you pick up once and never put down.\u003c\/p\u003e\n\u003cspan class=\"n01-ftag\"\u003eCast + CNC Composite Process\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-f\"\u003e\n\u003cdiv class=\"n01-fn\"\u003e02\u003c\/div\u003e\n\u003ch3 class=\"n01-ft\"\u003eFully Open-Crank Architecture\u003c\/h3\u003e\n\u003cp class=\"n01-fb\"\u003eEvery moving part is exposed. Watch the piston reciprocate, the connecting rod sweep, and the mechanical ignition points trip in real time. All four strokes unfold in front of you — intake, compression, power, exhaust. Nothing hidden, nothing sealed away.\u003c\/p\u003e\n\u003cspan class=\"n01-ftag\"\u003eOpen Crank · No Cover Plates\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-f\"\u003e\n\u003cdiv class=\"n01-fn\"\u003e03\u003c\/div\u003e\n\u003ch3 class=\"n01-ft\"\u003eVisible Glass Drip-Feed Oiler\u003c\/h3\u003e\n\u003cp class=\"n01-fb\"\u003eA fully adjustable glass drip oiler delivers lubrication drop by drop to the crankshaft bearings — visible in real time. The same system that kept full-size early American stationary engines alive on the factory floor, now on your desk. Standard 10W-50 oil, no specialty products required.\u003c\/p\u003e\n\u003cspan class=\"n01-ftag\"\u003ePre-mix + External Drip Oiler\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-f\"\u003e\n\u003cdiv class=\"n01-fn\"\u003e04\u003c\/div\u003e\n\u003ch3 class=\"n01-ft\"\u003eEvaporative Hopper Cooling\u003c\/h3\u003e\n\u003cp class=\"n01-fb\"\u003eThe open-top water hopper absorbs combustion heat and releases a gentle mist of steam as it evaporates — exactly as it did in the field a century ago. Fill with tap or distilled water, top off for extended runs. No radiator, no pump, no closed loop required.\u003c\/p\u003e\n\u003cspan class=\"n01-ftag\"\u003eOpen Hopper · Steam Venting\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- UPGRADE — We Heard You --\u003e\n\u003cdiv class=\"n01-sec aged\"\u003e\n\u003cp class=\"n01-ey\"\u003e\/\/ Manufacturing Upgrade\u003c\/p\u003e\n\u003ch2 class=\"n01-h2\"\u003eWe Heard You. \u003cem\u003eWe Fixed It.\u003c\/em\u003e\n\u003c\/h2\u003e\n\u003cdiv class=\"n01-upgrade-grid\" style=\"grid-template-columns: 1fr 1fr;\"\u003e\n\u003cdiv class=\"n01-ug\"\u003e\n\u003cdiv class=\"n01-ug-icon\"\u003e⚙️\u003c\/div\u003e\n\u003ch3 class=\"n01-ug-title\"\u003eCast + CNC. Not Cast Alone.\u003c\/h3\u003e\n\u003cp class=\"n01-ug-body\"\u003eEarly collectors were right to notice: pure casting leaves interior cavities rough, exterior edges soft, and bearing fits inconsistent. The N01 addresses this with a full CNC finishing pass across every critical surface after casting. The result is tighter bearing clearances, cleaner exterior geometry, and an engine that runs more quietly from the first start — not after a break-in period.\u003c\/p\u003e\n\u003cspan class=\"n01-ug-tag\"\u003eTighter Tolerances · Quieter Running\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-ug\"\u003e\n\u003cdiv class=\"n01-ug-icon\"\u003e🔩\u003c\/div\u003e\n\u003ch3 class=\"n01-ug-title\"\u003eSteel Where It Matters.\u003c\/h3\u003e\n\u003cp class=\"n01-ug-body\"\u003eAll-brass construction looks great at unboxing. It wears fast under load. Brass creeps under sustained stress and distorts with heat — which is why early miniature engines developed play in their bearings and lost compression over time. The N01's primary load-bearing components are machined from steel: harder, stronger, dimensionally stable across thousands of cycles. Brass stays where it belongs — as accent hardware and bearing surface.\u003c\/p\u003e\n\u003cspan class=\"n01-ug-tag\"\u003eSteel Core · No Long-Term Wear Creep\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-ug\"\u003e\n\u003cdiv class=\"n01-ug-icon\"\u003e🎨\u003c\/div\u003e\n\u003ch3 class=\"n01-ug-title\"\u003eFinish That Lasts.\u003c\/h3\u003e\n\u003cp class=\"n01-ug-body\"\u003eEarly production used spray lacquer — which chips off flywheel edges, fades with heat, and looks worn within a season of running. The N01 uses a high-temperature baked enamel coat bonded directly to the steel substrate. It survives engine heat, vibration, and outdoor humidity without lifting or chalking. The color you receive is the color it keeps.\u003c\/p\u003e\n\u003cspan class=\"n01-ug-tag\"\u003eBaked Enamel · Weather-Resistant\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-ug\"\u003e\n\u003cdiv class=\"n01-ug-icon\"\u003e🔧\u003c\/div\u003e\n\u003ch3 class=\"n01-ug-title\"\u003eMetal Sealing Ring. Not Rubber.\u003c\/h3\u003e\n\u003cp class=\"n01-ug-body\"\u003eEarly models used rubber O-rings as the primary cylinder seal. Rubber degrades with heat and fuel exposure — it swells, hardens, and eventually loses its seal, causing compression loss and oil leaks after extended use. The N01 replaces this with a precision-machined metal sealing ring: dimensionally stable at operating temperatures, chemically inert to gasoline and oil, and designed to maintain compression integrity across the long term.\u003c\/p\u003e\n\u003cspan class=\"n01-ug-tag\"\u003eMetal Ring · No Rubber Degradation\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- Compare table --\u003e\n\u003cdiv class=\"n01-compare\"\u003e\n\u003cdiv class=\"n01-compare-head\"\u003e\n\u003cspan class=\"n01-ch-aspect\"\u003eSpecification\u003c\/span\u003e \u003cspan class=\"n01-ch-old\"\u003eEarly Generation\u003c\/span\u003e \u003cspan class=\"n01-ch-new\"\u003eN01 Current Production\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-compare-row\"\u003e\n\u003cspan class=\"n01-cr-aspect\"\u003ePrimary Structure\u003c\/span\u003e \u003cspan class=\"n01-cr-old\"\u003eAll-brass casting\u003c\/span\u003e \u003cspan class=\"n01-cr-new\"\u003eSteel — CNC-machined\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-compare-row\"\u003e\n\u003cspan class=\"n01-cr-aspect\"\u003eManufacturing Process\u003c\/span\u003e \u003cspan class=\"n01-cr-old\"\u003eCasting only\u003c\/span\u003e \u003cspan class=\"n01-cr-new\"\u003eCast + CNC finish pass\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-compare-row\"\u003e\n\u003cspan class=\"n01-cr-aspect\"\u003eBearing \/ Assembly Fit\u003c\/span\u003e \u003cspan class=\"n01-cr-old\"\u003eHand-fitted, inconsistent\u003c\/span\u003e \u003cspan class=\"n01-cr-new\"\u003eCNC-controlled, consistent\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-compare-row\"\u003e\n\u003cspan class=\"n01-cr-aspect\"\u003eSurface Finish\u003c\/span\u003e \u003cspan class=\"n01-cr-old\"\u003eSpray lacquer\u003c\/span\u003e \u003cspan class=\"n01-cr-new\"\u003eHigh-temp baked enamel\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-compare-row\"\u003e\n\u003cspan class=\"n01-cr-aspect\"\u003eLong-Term Wear\u003c\/span\u003e \u003cspan class=\"n01-cr-old\"\u003eBrass creep \/ bearing play\u003c\/span\u003e \u003cspan class=\"n01-cr-new\"\u003eDimensionally stable steel\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-compare-row\"\u003e\n\u003cspan class=\"n01-cr-aspect\"\u003eWeather \/ Heat Resistance\u003c\/span\u003e \u003cspan class=\"n01-cr-old\"\u003eChips, fades over time\u003c\/span\u003e \u003cspan class=\"n01-cr-new\"\u003eSealed, heat-bonded coat\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-compare-row\"\u003e\n\u003cspan class=\"n01-cr-aspect\"\u003eOperating Noise\u003c\/span\u003e \u003cspan class=\"n01-cr-old\"\u003eWider tolerances = more rattle\u003c\/span\u003e \u003cspan class=\"n01-cr-new\"\u003eTighter fit, noticeably quieter\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-compare-row\"\u003e\n\u003cspan class=\"n01-cr-aspect\"\u003eCylinder Seal\u003c\/span\u003e \u003cspan class=\"n01-cr-old\"\u003eRubber O-ring (degrades with heat \u0026amp; fuel)\u003c\/span\u003e \u003cspan class=\"n01-cr-new\"\u003ePrecision metal sealing ring\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-compare-row\"\u003e\n\u003cspan class=\"n01-cr-aspect\"\u003eOverall Quality Grade\u003c\/span\u003e \u003cspan class=\"n01-cr-old\"\u003eEntry-level collector\u003c\/span\u003e \u003cspan class=\"n01-cr-new\"\u003e1–2 tiers above early gen\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- STARTING --\u003e\n\u003cdiv class=\"n01-sec\"\u003e\n\u003cp class=\"n01-ey\"\u003e\/\/ Starting Methods\u003c\/p\u003e\n\u003ch2 class=\"n01-h2\"\u003eTwo Ways to Wake It Up\u003c\/h2\u003e\n\u003cdiv class=\"n01-modes\"\u003e\n\u003cdiv class=\"n01-mode\"\u003e\n\u003c!-- Hand pulling cord icon --\u003e \u003csvg width=\"52\" height=\"52\" viewbox=\"0 0 52 52\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" style=\"margin-bottom: 18px; display: block;\"\u003e\n        \u003ccircle cx=\"26\" cy=\"26\" r=\"25\" stroke=\"rgba(154,120,32,0.4)\" stroke-width=\"1\"\u003e\u003c\/circle\u003e\n        \n        \u003cpath d=\"M16 30 C16 26 18 22 22 20 L22 14 C22 12.9 22.9 12 24 12 C25.1 12 26 12.9 26 14 L26 22\" stroke=\"#9a7820\" stroke-width=\"1.8\" stroke-linecap=\"round\" fill=\"none\"\u003e\u003c\/path\u003e\n        \n        \u003cpath d=\"M26 20 L26 13 C26 11.9 26.9 11 28 11 C29.1 11 30 11.9 30 13 L30 21\" stroke=\"#9a7820\" stroke-width=\"1.8\" stroke-linecap=\"round\" fill=\"none\"\u003e\u003c\/path\u003e\n        \u003cpath d=\"M30 21 L30 14 C30 12.9 30.9 12 32 12 C33.1 12 34 12.9 34 14 L34 22\" stroke=\"#9a7820\" stroke-width=\"1.8\" stroke-linecap=\"round\" fill=\"none\"\u003e\u003c\/path\u003e\n        \u003cpath d=\"M34 22 L34 16 C34 14.9 34.9 14 36 14 C37.1 14 38 14.9 38 16 L38 24\" stroke=\"#9a7820\" stroke-width=\"1.8\" stroke-linecap=\"round\" fill=\"none\"\u003e\u003c\/path\u003e\n        \n        \u003cpath d=\"M16 30 C16 34 18 38 22 39 L36 39 C38 39 38 36 38 34 L38 24 C36 24 34 26 34 28 L30 28 C30 26 28 24 26 24 L26 22 C24 22 22 24 22 26 L22 30\" stroke=\"#9a7820\" stroke-width=\"1.8\" stroke-linecap=\"round\" stroke-linejoin=\"round\" fill=\"none\"\u003e\u003c\/path\u003e\n        \n        \u003cline x1=\"24\" y1=\"12\" x2=\"24\" y2=\"6\" stroke=\"#c4982a\" stroke-width=\"1.5\" stroke-linecap=\"round\" stroke-dasharray=\"2 2\"\u003e\u003c\/line\u003e\n        \u003cline x1=\"28\" y1=\"11\" x2=\"28\" y2=\"5\" stroke=\"#c4982a\" stroke-width=\"1.5\" stroke-linecap=\"round\" stroke-dasharray=\"2 2\"\u003e\u003c\/line\u003e\n      \u003c\/svg\u003e \u003cspan class=\"n01-mb mb-v\"\u003eVintage Method\u003c\/span\u003e\n\u003ch3 class=\"n01-mt\"\u003eManual Recoil Start\u003c\/h3\u003e\n\u003cp class=\"n01-mbody\"\u003eWrap the included starter cord around the flywheel pulley and pull. The same ritual that started full-sized American farm engines on cold mornings — immediate mechanical feedback, no adapter, no batteries required.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-mode ac\"\u003e\n\u003c!-- Cordless drill icon --\u003e \u003csvg width=\"52\" height=\"52\" viewbox=\"0 0 52 52\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" style=\"margin-bottom: 18px; display: block;\"\u003e\n        \u003ccircle cx=\"26\" cy=\"26\" r=\"25\" stroke=\"rgba(58,95,40,0.5)\" stroke-width=\"1\"\u003e\u003c\/circle\u003e\n        \n        \u003crect x=\"10\" y=\"19\" width=\"22\" height=\"11\" rx=\"3\" stroke=\"#3a5f28\" stroke-width=\"1.8\" fill=\"none\"\u003e\u003c\/rect\u003e\n        \n        \u003crect x=\"32\" y=\"22\" width=\"8\" height=\"5\" rx=\"1\" stroke=\"#3a5f28\" stroke-width=\"1.8\" fill=\"none\"\u003e\u003c\/rect\u003e\n        \n        \u003cline x1=\"40\" y1=\"24.5\" x2=\"45\" y2=\"24.5\" stroke=\"#c4982a\" stroke-width=\"2\" stroke-linecap=\"round\"\u003e\u003c\/line\u003e\n        \n        \u003cpath d=\"M16 30 L14 40 C14 41 15 42 16 42 L20 42 C21 42 22 41 22 40 L22 30\" stroke=\"#3a5f28\" stroke-width=\"1.8\" stroke-linecap=\"round\" stroke-linejoin=\"round\" fill=\"none\"\u003e\u003c\/path\u003e\n        \n        \u003cline x1=\"17\" y1=\"30\" x2=\"17\" y2=\"35\" stroke=\"#3a5f28\" stroke-width=\"1.8\" stroke-linecap=\"round\"\u003e\u003c\/line\u003e\n        \n        \u003crect x=\"14\" y=\"41\" width=\"8\" height=\"4\" rx=\"1\" stroke=\"#3a5f28\" stroke-width=\"1.5\" fill=\"none\"\u003e\u003c\/rect\u003e\n        \n        \u003cpath d=\"M42 21 C44 21 46 22.5 46 24.5 C46 26.5 44 28 42 28\" stroke=\"#c4982a\" stroke-width=\"1.3\" stroke-linecap=\"round\" fill=\"none\"\u003e\u003c\/path\u003e\n        \u003cpolygon points=\"42,28 40,26.5 43,26.5\" fill=\"#c4982a\"\u003e\u003c\/polygon\u003e\n      \u003c\/svg\u003e \u003cspan class=\"n01-mb mb-m\"\u003eModern Method\u003c\/span\u003e\n\u003ch3 class=\"n01-mt\"\u003eElectric Drill Start\u003c\/h3\u003e\n\u003cp class=\"n01-mbody\"\u003eChuck the included adapter rod into any cordless household drill, engage the starting shaft, and spin the engine to life in seconds. Ideal for quick demos, cold starts after storage, or fine-tuning the needle valve mid-session.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- COLORWAYS --\u003e\n\u003cdiv class=\"n01-sec aged\"\u003e\n\u003cp class=\"n01-ey\"\u003e\/\/ Finishes\u003c\/p\u003e\n\u003ch2 class=\"n01-h2\"\u003eThree Period-Accurate Colorways\u003c\/h2\u003e\n\u003cp class=\"n01-cintro\"\u003eEach finish references a real tradition in American stationary engine history. All three share identical steel hardware, mechanical components, and hardwood display base. Click any image to view and order on the product page.\u003c\/p\u003e\n\u003cdiv class=\"n01-cc\"\u003e\n\u003cdiv class=\"n01-card on\"\u003e\n\u003ca class=\"n01-cw\" href=\"https:\/\/www.stirlingkit.com\/products\/retrol-okmo-n01-1-5-scale-hit-and-miss-vertical-gas-stationary-engine-model-rtr\" rel=\"noopener\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0134\/7446\/3808\/files\/retrol-okmo-n01-1-5-scale-hit-and-miss-vertical-gas-stationary-engine-model-rtr_4.jpg?v=1781689574\" alt=\"Industrial Blue\"\u003e\n\u003cdiv class=\"n01-ov\"\u003e\u003cspan class=\"n01-cta-lbl\"\u003eView Product →\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/a\u003e\n\u003cdiv class=\"n01-cbody\"\u003e\n\u003cdiv class=\"n01-crow\"\u003e\n\u003cdiv class=\"n01-cdot\" style=\"background: #3a6ea8;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cspan class=\"n01-cname\"\u003eIndustrial Blue\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-csub\"\u003eSteam-era American machinery. Clean, workmanlike, factory-floor honest.\u003c\/div\u003e\n\u003cspan class=\"n01-cbadge b-cls\"\u003eClassic\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-card\"\u003e\n\u003ca class=\"n01-cw\" href=\"https:\/\/www.stirlingkit.com\/products\/retrol-okmo-n01-1-5-scale-hit-and-miss-vertical-gas-stationary-engine-model-rtr\" rel=\"noopener\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0134\/7446\/3808\/files\/retrol-okmo-n01-1-5-scale-hit-and-miss-vertical-gas-stationary-engine-model-rtr_2.jpg?v=1781689574\" alt=\"Field Green\"\u003e\n\u003cdiv class=\"n01-ov\"\u003e\u003cspan class=\"n01-cta-lbl\"\u003eView Product →\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/a\u003e\n\u003cdiv class=\"n01-cbody\"\u003e\n\u003cdiv class=\"n01-crow\"\u003e\n\u003cdiv class=\"n01-cdot\" style=\"background: #3d7a3d;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cspan class=\"n01-cname\"\u003eField Green\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-csub\"\u003eDeep farm green is the most historically resonant finish in early American stationary engine collecting. The classic color of the 1900–1930 era. Brass + hardwood + green = museum shelf.\u003c\/div\u003e\n\u003cspan class=\"n01-cbadge b-best\"\u003eCollector's Choice\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-card\"\u003e\n\u003ca class=\"n01-cw\" href=\"https:\/\/www.stirlingkit.com\/products\/retrol-okmo-n01-1-5-scale-hit-and-miss-vertical-gas-stationary-engine-model-rtr\" rel=\"noopener\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0134\/7446\/3808\/files\/retrol-okmo-n01-1-5-scale-hit-and-miss-vertical-gas-stationary-engine-model-rtr_1.jpg?v=1781689574\" alt=\"Barn Red\"\u003e\n\u003cdiv class=\"n01-ov\"\u003e\u003cspan class=\"n01-cta-lbl\"\u003eView Product →\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/a\u003e\n\u003cdiv class=\"n01-cbody\"\u003e\n\u003cdiv class=\"n01-crow\"\u003e\n\u003cdiv class=\"n01-cdot\" style=\"background: #9b2b2b;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cspan class=\"n01-cname\"\u003eBarn Red\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-csub\"\u003eEarly American factory red. Bold, warm, and unmistakably industrial.\u003c\/div\u003e\n\u003cspan class=\"n01-cbadge b-cls\"\u003eClassic\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- PACKAGE --\u003e\n\u003cdiv class=\"n01-sec\"\u003e\n\u003cp class=\"n01-ey\"\u003e\/\/ In the Box\u003c\/p\u003e\n\u003ch2 class=\"n01-h2\"\u003eEverything You Need to Run\u003c\/h2\u003e\n\u003cdiv class=\"n01-pg\"\u003e\n\u003cdiv class=\"n01-pi\"\u003e\n\u003cdiv class=\"n01-pico\"\u003e⚙️\u003c\/div\u003e\n\u003cdiv class=\"n01-pn\"\u003eN01 Engine Assembly\u003c\/div\u003e\n\u003cdiv class=\"n01-pnt\"\u003eWith hardwood base \u0026amp; spark plug pre-installed\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-pi\"\u003e\n\u003cdiv class=\"n01-pico\"\u003e🔩\u003c\/div\u003e\n\u003cdiv class=\"n01-pn\"\u003eDrill Starting Adapter Rod\u003c\/div\u003e\n\u003cdiv class=\"n01-pnt\"\u003eFits standard cordless drills\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-pi\"\u003e\n\u003cdiv class=\"n01-pico\"\u003e🪢\u003c\/div\u003e\n\u003cdiv class=\"n01-pn\"\u003eManual Recoil Cord \u0026amp; Handle\u003c\/div\u003e\n\u003cdiv class=\"n01-pnt\"\u003eIncluded, ready to use\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-pi\"\u003e\n\u003cdiv class=\"n01-pico\"\u003e📖\u003c\/div\u003e\n\u003cdiv class=\"n01-pn\"\u003eOfficial User Manual\u003c\/div\u003e\n\u003cdiv class=\"n01-pnt\"\u003eTuning, fuel mix \u0026amp; first-run guide\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp class=\"n01-needs\"\u003e⚠ Not included — you'll need:\u003cbr\u003e1× AA 1.5V battery · 92+ octane gasoline · 10W-50 oil (2-stroke or 4-stroke)\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- FAQ --\u003e\n\u003cdiv class=\"n01-sec aged\"\u003e\n\u003cp class=\"n01-ey\"\u003e\/\/ FAQ\u003c\/p\u003e\n\u003ch2 class=\"n01-h2\"\u003eCommon Questions\u003c\/h2\u003e\n\u003cdiv class=\"n01-faq\"\u003e\n\u003cdiv class=\"n01-fi\"\u003e\n\u003cdiv class=\"n01-fq\"\u003eIs it fully assembled when it arrives?\u003cspan class=\"n01-ftog\"\u003e+\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-fa\"\u003eYes. The N01 is a true RTR (Ready-to-Run) build. The mechanical architecture, trip ignition system, and hardwood base are fully assembled and factory-tested before shipping. You only need 1× AA 1.5V battery and 92+ octane gasoline mixed with 10W-50 oil at a 25:1 to 30:1 ratio.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-fi\"\u003e\n\u003cdiv class=\"n01-fq\"\u003eDo I need specialty oil for the drip oiler?\u003cspan class=\"n01-ftog\"\u003e+\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-fa\"\u003eNo. Standard 2-stroke or 4-stroke 10W-50 motorcycle or automotive oil works for both the fuel pre-mix and the external drip oiler. One oil type covers both lubrication systems — no specialty products required.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-fi\"\u003e\n\u003cdiv class=\"n01-fq\"\u003eHow does the water cooling work?\u003cspan class=\"n01-ftog\"\u003e+\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-fa\"\u003eThis replicates early \"evaporative hopper cooling.\" Water sits in the open hopper above the cylinder, absorbs combustion heat, and steams off during operation. Fill with clean tap or distilled water before starting and top off for extended sessions. No plumbing, no pump, no closed circuit needed.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-fi\"\u003e\n\u003cdiv class=\"n01-fq\"\u003eCan the engine speed be adjusted?\u003cspan class=\"n01-ftog\"\u003e+\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-fa\"\u003eYes. The centrifugal flyweight governor sets the target RPM automatically — the hit-and-miss logic then fires or coasts to maintain that speed. You can fine-tune the governor setting and the carburetor needle valve to adjust how frequently the engine fires, giving you direct control over both speed and the cadence of the \"miss\" rhythm.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-fi\"\u003e\n\u003cdiv class=\"n01-fq\"\u003eHow long can it run on a single fill?\u003cspan class=\"n01-ftog\"\u003e+\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-fa\"\u003eRuntime depends on your governor setting and ambient conditions. The fuel tank is sized for desktop demonstration runs — typically 10–20 minutes per fill at normal operating cadence. The water hopper holds enough for a similar duration. For extended display sessions, top both off periodically. No minimum warm-up time is required.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-fi\"\u003e\n\u003cdiv class=\"n01-fq\"\u003eIs needle valve tuning difficult for beginners?\u003cspan class=\"n01-ftog\"\u003e+\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n01-fa\"\u003eNot at all. The carburetor needle valve and mechanical ignition timing are pre-set to optimal baseline at the factory before shipping. For most users the engine fires straight out of the box. If you want to fine-tune the \"miss\" cadence for your altitude or ambient temperature, the included Official User Manual walks through every adjustment step by step.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- BOTTOM --\u003e\n\u003cdiv class=\"n01-btm\"\u003e\n\u003cp class=\"n01-born\"\u003e— RETROL × OKMO · N01 · 1\/5 Scale Hit-and-Miss Engine —\u003c\/p\u003e\n\u003ch2 class=\"n01-bh\" id=\"n01-bh-msg\"\u003eAVAILABLE\u003cbr\u003e\u003cspan\u003eJUNE 18, 2026\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cdiv class=\"n01-bhr\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cp class=\"n01-bsub\"\u003eRTR · Factory-Tested · Shipped in Custom Shockproof Carton\u003cbr\u003eSteel + Brass + Aluminum · High-Temp Baked Enamel · Hardwood Base\u003c\/p\u003e\n\u003ca class=\"n01-shop-btn\" href=\"https:\/\/www.stirlingkit.com\/products\/retrol-okmo-n01-1-5-scale-hit-and-miss-vertical-gas-stationary-engine-model-rtr\" rel=\"noopener\" id=\"n01-shop-btn\" target=\"_blank\"\u003eShop Now\u003c\/a\u003e\n\u003cp class=\"n01-bnote\" id=\"n01-bnote\"\u003eShips from Sep 15, 2026 · Pre-order to lock in your price\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Stirlingkit","offers":[{"title":"Green","offer_id":54060307611861,"sku":"SK3726542","price":560.0,"currency_code":"USD","in_stock":true},{"title":"Blue","offer_id":54060307579093,"sku":"SK3726543","price":560.0,"currency_code":"USD","in_stock":true},{"title":"Red","offer_id":54060307644629,"sku":"SK3726541","price":560.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0134\/7446\/3808\/files\/retrol-okmo-n01-1-5-scale-hit-and-miss-vertical-gas-stationary-engine-model-rtr_2.jpg?v=1781689574","url":"https:\/\/www.stirlingkit.com\/ko\/products\/retrol-okmo-n01-1-5-scale-hit-and-miss-vertical-gas-stationary-engine-model-rtr","provider":"Stirlingkit","version":"1.0","type":"link"}