We took the RETROL TG-6 to a model engineering show in the UK. Here are the questions builders asked, our answers, and the four small upgrades coming to the mass-production version. The first batch is limited to 100 units, and pre-orders are open now.
Stirlingkit's Blogs
New: SENLO Model Engine Tool Kit, Made for Engine Builders | Stirlingkit
Hex keys that slip, O-rings that won't seat, spark plugs that need the right socket. The SENLO Engine Model Toolbox is built around the spots where engine builds tend to snag.
RETROL 1st Turbine Steam Power Plant Kits Ready to Release in November | Stirlingkit
The RW-BL1K got a great response, so we're taking steam power in a new direction: a desktop turbine power plant that turns steam into rotation and electricity. Here's how it works, how it differs from the RW-BL1K, and what you need to build it.
The NR200 Is Back as the SEMTO ST-FL2: What’s New in the 8.6cc 2-cyl Engine | Stirlingkit
Early Automobile Engines: From One Cylinder to the First V8 | Stirlingkit
SEMTO ST-FL2 vs ST-NF2: Which Inline Twin Engine Kit Should You Buy? | Stirlingkit
Plastic or Metal Benz Patent-Motorwagen Kit? Why DM229 Wins | Stirlingkit
6 Reasons to Pre-Order the Retrol A16 Stationary Engine Before Black Friday | Stirlingkit
Hired Man or Chore Boy? Choosing Between the OKMO B03 and B04 Hit And Miss Engine? | Stirlingkit
6 Details You May Not Know About OKMO B04 & B09 Engine | Stirlingkit
Discover the little details behind OKMO B04 and B09 miniature engines! From vintage cooling designs and adjustable ignition timing to starting tips and belt-driven accessories, we're sharing some interesting insights straight from the OKMO engineers.
RUN IT. REVIEW IT. SHARE IT. — Join the Stirlingkit Engine Tips Challenge | Stirlingkit
5 Working Models for Teens & Classrooms: STEM Gifts That Actually Run (2026) | Stirlingkit
We’re Back! National Day Holiday Return – 4 Key Order & Shipping Updates | Stirlingkit
TECHING World's 1st Car DM229: The Best Mechanical Gift for Engineers | Stirlingkit
The 4 Best Mechanical Model Kits for Tinkerers and Hobbyists 2026 Buyer's Guide | Stirlingkit
Coming Soon: SEMTO ST-FL2 8.6cc Inline-Twin Engine Kit | Stirlingkit
Stirlingkit 2026 New Products: Upcoming Engine & Mechanical Model Kits
Meet the A16, Our First Nordic-Style Stationary Engine Model. Should We Made It?
Holiday Schedule Notice: Mid-Autumn Festival and National Day | Stirlingkit
TECHING DM229 LED Display Case Launch — 15% OFF First 50 Units | Stirlingkit