Product details
Retrol D16 Engine Upgrade Parts Kit (D16 V1 / D16 V2 / D16 V3 Update)
🔧 Important Upgrade & Compatibility Notice
To upgrade your engine to the latest D16 V3 version, please read the instructions below based on your current D16 model and where you purchased it:
✅ Purchased your D16 Engine from Stirlingkit?
• If you have a D16 V1 (with exhaust smoke stack): Simply buy the "V2 to V3 Upgrade Kit". Our warehouse team will automatically include the V1 to V2 upgrade kit in your parcel FOR FREE! You do NOT need to pay extra for the V1 to V2 kit.
• If you have a D16 V2 (without smoke stack): Buy the "V2 to V3 Upgrade Kit" directly to complete your upgrade.
🛒 Purchased your D16 Engine Elsewhere?
• If you have a D16 V1 (with exhaust smoke stack): To upgrade to D16 V3, you MUST first complete the V1 to V2 upgrade. Please add BOTH the "V1 to V2 Upgrade Kit" AND the "V2 to V3 Upgrade Kit" to your cart and purchase them together.
• If you have a D16 V2 (without smoke stack): Simply buy the "V2 to V3 Upgrade Kit".
Tired of Hard Starts, Compression Loss, and Inefficient Combustion on Your Retrol D16?
If your Retrol D16 engine is struggling with inconsistent idling, fuel leakage, low compression, or loose valve action after hours of running, it’s time for a proper performance refresh. Standard or worn-out factory parts often lead to poor fuel atomization, inefficient intake/exhaust timing, and frustrating starting sequences.
This D16 Generation Upgrade Kit is specifically engineered to solve those exact mechanical bottlenecks:
- No More Fuel Dripping or Misfires: The redesigned D16 V3 fuel injector assembly and leak-proof fuel line set deliver ultra-fine fuel atomization, ensuring rapid ignition, cleaner combustion, and smoother throttle response.
- Restore Peak Compression & Power: The high-precision cylinder head paired with upgraded, tight-sealing valves eliminates pressure leaks, giving your engine the compression punch it needs for stable 4-stroke operation.
- Smoother Valve Train & Reduced Wear: The updated rocker arms (featuring high-durability rollers and fine-tune adjusters) eliminate excess slack, reduce friction on the pushrods, and quiet down harsh mechanical noise.
- Direct Fit Assembly: Includes all necessary structural components, fittings, screws, and O-rings for a seamless upgrade path.
🌟 Key Features
- Tailored for Retrol D16: Exclusively designed as a high-precision performance upgrade set for the Retrol D16 Horizontal 4-Stroke Diesel Stationary Engine Model.
- Next-Gen Fuel Atomization System: Upgraded fuel injector assembly (injector body, needle, spring, pressure cap, and connector) paired with a high-pressure fuel line set for optimal fuel delivery.
- Upgraded Valve & Rocker Mechanism: Features a newly optimized cylinder head, dual valves, high-durability springs, and a full rocker arm system with built-in rollers and adjusters.
- Precision Engineering: Crafted from premium metal materials designed to withstand elevated temperature and pressure, ensuring smooth mechanical motion and extended engine lifespan.
📦 Package Includes (V2 → V3 Performance Kit)
| Component Name | Qty |
|---|---|
| Cylinder Head | 1 pc |
| Fuel Injector Main Body | 1 pc |
| Injector Needle | 1 pc |
| Injector Spring | 1 pc |
| Needle Spring Pressure Cap | 1 pc |
| Needle Screw | 1 pc |
| Injector Connector | 1 pc |
| Fuel Line Compression Fittings | 2 pcs |
| Fuel Line Fitting Screws/Nuts | 2 pcs |
| Fuel Line Hose | 1 pc |
| Valves | 2 pcs |
| Valve Springs | 2 pcs |
| Spring Retainers | 4 pcs |
| Valve Retainer Clips / Keepers | 2 pcs |
| O-Ring Seal | 1 pc |
| Rocker Arms | 2 pcs |
| Rocker Arm Rollers | 2 pcs |
| Roller Pins | 2 pcs |
| Rocker Arm Pin | 1 pc |
| Rocker Arm Adjusters | 2 pcs |
| Camshaft Bracket Set | 1 set |
⚙️ Specifications
- Compatible Engine: Retrol D16 Horizontal 4-Stroke Diesel Stationary Engine
- Material: Premium Metal (Brass, Alloy Steel, Aluminum) / Rubber (O-Ring)
- Condition: 100% Brand New
- Net Weight: Approx. 220g
- Shipping Weight: Approx. 0.35 kg (350g)