Reference: K.12.145.10.14
ITALKIT Racing 80cc Ø47.6mm mono-segment pack (44.90mm stroke crankshaft with balancer) DERBI euro 1 & 2 special GPR engine
A 100% complete competition pack special for Derbi euro 1 & 2 GPR engines! Long stroke 44.90mm with ultra reinforced vilo, 90mm connecting rod, 80cc Ø47.6mm kit 6 transfers with large booster exhaust, studs, cylinder head with incoming high compression stud with increased chamber volume .... In short, a special performance engine in single segment!