Reference: 12100143

§ crankshaft, connecting rod assembly BIDALOT Competition short race 39,7mm G1 / G2 Ø16mm silks small for MBK 51 / av10 motobeca

Out of production.

Reference: 535505

§ Crankshaft, connecting rod assembly reinforced MALOSSI Long run for MBK 51 / motobecane av10 / av7

Alas now unavailable because no longer manufactured! The famous long race for MBK 51, engine av7, av10 ...