RETROL 3.6cc Vintage 4 Stroke Water Cooled Gasoline Engine Model Trailer Gift
Hero Section: The Heartbeat of the Industrial Age
There is a sound that defined a generation of industry—the slow, rhythmic thump-thump-thump of a single-cylinder engine working tirelessly. The RETROL 3.6cc Vintage Engine captures that soul. Inspired by the legendary designs of early agricultural diesel engines, this gasoline-powered miniature brings the heavy metal aesthetics of the past to your desktop. It’s not just a model; it’s a kinetic sculpture that celebrates the history of mechanics. Whether you are a collector seeking the perfect low-idle rhythm or looking for a meaningful gift to spark a passion for engineering, this engine delivers an authentic, visceral experience.
Why Choose the RETROL Vintage Engine?
- The "Low Idle" King: Thanks to its dual stainless steel flywheels, this engine possesses incredible rotational inertia. This allows it to run at a mesmerizingly low speed (500 RPM), producing a distinct, relaxing mechanical rhythm that high-speed RC engines simply cannot replicate.
- Authentic Evaporative Cooling: Just like the full-sized engines of the 1920s, this model uses an open-top water hopper. As the engine runs, you can watch the water simmer and turn to steam, a fascinating visual demonstration of thermodynamics in action.
- Built to Last: This isn't a fragile toy. It features a honed cast iron cylinder sleeve and new metal piston rings. These industrial-grade materials ensure high compression and durability, allowing you to run it for years to come.
- Ready-to-Run (RTR): We know you want to hear it run, not spend hours assembling it. This engine comes pre-assembled on a wooden base with the ignition system installed. Just add fuel, batteries, and water, and you are ready to go.
Technical Highlights: Engineering Deep Dive
- Independent Lubrication System: Unlike simple 2-stroke models, this engine features a dedicated oil channel system for the crankshaft and connecting rod. By maintaining a reservoir of oil in the crankcase, it ensures smooth operation and reduces wear on critical components.
- 3.6cc Long-Stroke Power: The 16mm bore and 15.4mm stroke create a torque-rich power delivery. Despite its small size, it feels powerful and substantial (weighing 1.5kg).
- CDI Pulse Ignition: While it looks vintage, the spark is managed by a modern CDI system powered by a single 1.5V AA battery. This ensures reliable starting and a stable spark at low RPMs without the complexity of high-voltage magnetos.
- Adjustable Performance: The carburetor features an adjustable throttle rod and oil needle, allowing you to fine-tune the air-fuel mixture for different altitudes or fuel types to get that perfect idle.
Specifications
- Brand: RETROL
- Type: Stationary Single-Cylinder 4-Stroke Gasoline Engine
- Displacement: 3.6cc
- Bore: 16mm
- Stroke: 15.4mm
- RPM Range: 500 - 6000 rpm
- Cooling: Evaporative Water Cooling (Open Hopper)
- Lubrication: Independent Oil Channel (Sump)
- Ignition: CDI Pulse Ignition
- Starting: Hand Start (Flywheel) or Drill Start
- Power Supply: 1.5V AA Battery x1 (Not Included)
- Fuel: 95# Gasoline
- Dimensions: 14.5 x 10.8 x 10.6cm
- Weight: 1500g
Usage Scenario: The Sunday Ritual
It’s a quiet Sunday afternoon. You place the engine on your workbench. You unscrew the rear oil plug and check the level. You fill the top hopper with water. You add fuel to the tank. You flip the switch and give the heavy flywheel a firm spin. Chug... chug... chug. The engine catches, settling into a slow, hypnotic beat. You sit back, watching the flywheels spin and the steam rise, completely disconnected from the digital world.
Important Tips from the Workshop
- Lubrication is Critical: Before every run, check the oil level. Unscrew the oil screw at the rear and ensure there is about 5mm of oil in the sump. This protects the bottom end.
- Water is Mandatory: Never run this engine without water in the cooling hopper. The heat builds up fast, and running dry will damage the cylinder seal. Drain the water after use to prevent corrosion.
- Starting Technique: If the engine is cold, cover the carburetor intake with your finger and rotate the flywheel twice to prime the fuel. Then turn on the ignition and spin it quickly. This helps draw fuel into the cylinder for an easier start.
- Battery Care: The ignition uses a standard AA battery. If the engine starts missing beats, replace the battery first. Remove it during long-term storage.
Customer Support
We are dedicated to preserving the joy of vintage mechanics. If you need assistance with carburetor tuning, spare parts, or maintenance advice, please contact our expert team at service@helloworld7.com.
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