Crankshaft MVT SC (Service Course).
Adaptable on DERBI Euro 3 engine with long stroke of 47.6mm and original connecting rod.
Crankpin diameter 18mm designed for a range of use from 0 to 16 000 RPM.
Supports a high load forged and polished steel connecting rod.
Full weights to optimize pre-compression and to facilitate the revs up to very high speeds.
Crankshaft balancing has been carried out with the greatest care to reduce vibrations harmful to powerful engines.
Piston needle cage with an external diameter of 16mm absorbs the shocks of the explosion better than a cage with an original dimension of 15mm.
All these advantages make it a crankshaft totally adapted to "Hyper Racing" configurations.
Recommended for the High Engine MVT SC 85cc HM22
* Delivered with reinforced needle cage 12x16x16mm.
* Photo not contractual