PARMAKIT Crankshaft race origin 51mm / Ø87mm masses, 105mm long rod for VESPA PRIMAVERA, PK ETS, ET3, XL 125cc 2T ...

PARMAKIT reinforced crankshaft, cut in best steels and well assembled, the crankshaft has a normal race 51mm as the origin, the rod is elongated, it is against 105mm 97mm for the origin, it reduces the forcing and constraints on the connecting rod and piston by reducing the working angle, if your cylinder is not suitable has a 105mm crank, you must use an 8mm shim under the cylinder. In addition, the diameter of the mass is increased to 87mm for a better engine inertia, but also, the increase (also Appellees bristles) are Ø 20mm, it faudrat you use the appropriate bearings to seat diameter 20mm! Ideal with a motor home or a large kit! Good balance! Admission to a Model valves!

Itself on:

-VESPA 125cc ET3
-VESPA 125cc ETS
-VESPA 125cc PK
-VESPA 125cc PRIMAVERA
-VESPA 125cc XL