Club racers rejoice! The R21 is based on the Championship heritage of the R2102 engine and delivers an unbeatable blend of power and value for 1/8 on-road racing. Its crankshaft and piston/liner are designed with premium performance and easy maintenance in mind, which makes it an ideal choice for beginners. This engine is upgradeable with high-performance O.S. Speed parts, letting you realize your full winning potential. High performance. Low price. That's what you can expect from the R21, only from O.S.
- The perfect power plant for rookies and club racers.
- Newly developed crankshaft and piston/liner with the capability to upgrade later to a Spec-class performer.
- RP7 Turbo glow plug.
- 8.5 mm carb reducer.
- Speed flywheel collet.
- Exhaust seal ring.
- Dust cap set.
|Displacement||0.213 cu in (3.49 cc)|
|Bore||0.633 in (16.08 mm)|
|Stroke||0.677 in (17.20 mm)|
|Power Output @ 32,000 rpm||2.71 hp|
|Weight||12.35 oz (350 g)|
|Includes||RP7 Turbo glow plug, exhaust seal ring, 8.5 mm carb reducer, dust cap set|
|Requires||Glow fuel, glow igniter, fuel filter, fuel bottle, starter and T-2080SC Tuned Pipe Set|