Reference: K.12.145.23.14
ITALKIT Racing 90cc Ø50mm mono segment pack (with 44.90mm stroke crankshaft) DERBI euro 1 & 2 engine
A 100% complete competition pack special for Derbi euro 1 & 2 engines! Long stroke 44.90 with ultra reinforced vilo, 90mm connecting rod, 90cc Ø50mm kit 6 transfers with large booster exhaust, studs, high compression stud cylinder head with increased chamber volume .... Clearly, an engine with guaranteed performance!