3.7cc Twin Cylinder Double Acting Steam Engine with 200ml Boiler Marine Power Kit
Hero Section: The Ultimate Marine Steam Plant
For the serious model shipbuilder, power is everything. This 3.7cc Twin Cylinder Double Acting Steam Engine is not just a model; it is a high-performance marine powerplant. Paired with a robust 200ml copper boiler, this set delivers the torque and reliability needed to drive 1.0-1.5 meter model boats with authority. Crafted from CNC-machined brass and featuring a mahogany-insulated boiler, it combines the rugged durability of industrial machinery with the elegance of a vintage masterpiece.
Why Choose This Steam Engine Set?
- Double-Acting Power: Unlike single-action engines, this twin-cylinder beast powers the piston on both the up and down strokes. This results in smoother operation, higher torque, and self-starting capability—essential for maneuvering model boats on the water.
- Complete Boiler System: The included 200ml boiler is a work of art. It features a pressure gauge, water level meter, main valve, and safety relief valve. Wrapped in mahogany for insulation, it reaches operating pressure (0.4MPa) in just 8 minutes and sustains it for up to 25 minutes.
- Precision Engineering: The engine utilizes abrasion-resistant beryllium copper shaft sleeves for high hardness and longevity. Every component is CNC machined for a perfect fit, ensuring the engine runs like a Swiss watch.
- Versatile Application: While perfect for static display, this engine is built for work. It is powerful enough to drive racing boats or large scale models, effortlessly handling the load of a propeller in water.
Technical Highlights: Engineering Insight
- High Efficiency Heating: The boiler design maximizes heat transfer, allowing air pressure to reach 0.4MPa quickly. The integrated pressure relief valve ensures safety by automatically venting excess steam at 0.5MPa.
- Vertical Twin Architecture: The vertical cylinder layout saves horizontal space in a boat hull while providing the classic look of a marine steam engine.
- Standardized Connections: The air inlet features a standard 1/4-40TPI thread, making it compatible with a wide range of steam accessories and piping systems.
Specifications
- Engine Type: Vertical Twin-Cylinder Double-Acting
- Displacement: 3.7cc
- Bore: 14mm | Stroke: 12mm
- Boiler Capacity: 200ml (Fill to 3/5)
- Working Pressure: 0.4MPa - 0.6MPa
- Runtime: Approx. 25 minutes
- Material: Brass + Copper + Mahogany Insulation
- Product Weight: 1200g (Heavy Duty)
- Dimensions: 11 x 9 x 10 cm
- Fuel: Butane Gas (Recommended)
Usage Scenario: The Regatta Champion
It’s race day at the model boat club. You fuel up the boiler with butane and fill the water tank. You watch the pressure gauge climb. At 0.4MPa, you open the main valve. The twin cylinders hiss and thump into life. You launch your 1.2m steam launch into the lake. It cuts through the water with power and grace, a plume of steam trailing behind. It’s not just a model; it’s a miniature vessel powered by real engineering.
Important Tips from the Expert
- Lubrication is Mandatory: Before every run, apply steam oil to all friction points. Steam washes away standard oil, so frequent lubrication is key to preventing wear.
- Water Management: Fill the boiler to 3/5 capacity. Do not overfill. Always drain remaining water after use to prevent corrosion.
- Fuel Recommendation: We highly recommend using Butane Gas for the burner. It provides a consistent, hot flame that is cleaner and easier to control than solid fuel or alcohol.
- Troubleshooting: If the engine sticks, check: 1. Is pressure sufficient? 2. Is lubrication adequate? 3. Is the mechanical linkage moving freely?
Customer Support
We are dedicated to your steam modeling success. If you need advice on installation, prop sizing, or maintenance, please contact our expert support team at service@helloworld7.com
