Reference: 9934260
Kit 86cc high engine Ø50mm TOP PERFORMANCES cast iron special racing 44mm DERBI euro 3 & 4
Top competition engine for DERBI euro 3 and 4! Special 44mm race, 86cc Ø50mm kit, 5 transfers, large oval exhaust. A real concentrate of power, to be accompanied by a 44mm long stroke crankshaft.