OSM1CC00
OS Engines R21GT Nitro On Road Engine
$529.99
In stock
This is the OS Engines R21GT Nitro On-Road Engine.
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Features
- Performance has improved compared to the previous O.S. SPEED 21XZ-GT
- Refined crankcase of the R2101 which got excellent results with on-road racing
- Cylinder / piston adopt scavenging 5 port + exhaust 3 port which cleared IFMAR regulation
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Specs
- Stroke volume
- 3.49cc / 0.213 cu.in.
- Bore
- 16.08mm/0.633in.
- Stroke
- 17.20mm/0.677in.
- Output
- 2.65ps/2.61hp/34,000r.p.m
- Practial rotation speed
- 4,000-42,000 r.p.m.
- Weight
- 369g / 13.02oz