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Motore O.S. Speed R21 EURO 2 COMBO KIT Edition Con Scarico TR01 efra 2098 e collettore MR02
his engine inherits the smooth and easy-to-use feeling of the predecessor, O.S. SPEED R21 EURO Spec., And by reviewing the counterbalance of the crankshaft, low and mid end power delivery has been improved. The smooth RPM drop and idling stability are also improved, and the optimum performance is demonstrated even in the long and harsh race scene. Succeeding the previous model, every part has been improved including the outer head with new design to improve the cooling performance.
O.S.SPEED R21 EURO II Combo Set (1DR01)
TR01 EFRA2098 ? MR02- Displacement: 3.49 cc / 0.213cu.in.
- Bore: 16.08mm / 0.633 in.
- Stroke: 17.20mm / 0.677 in.
- Output:2.8 ps / 2.76 hp / 35,000 r.p.m.
- practical rpm range: 4,000-45,000 r.p.m.
- weight:340g / 11.99 oz.
- Standard accessories
- Glow plug RP7
- Exhaust seal ring Dust cap set (φ3?φ16?φ18)