PARMAKIT crankshaft long race 54mm / 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 54mm long stroke to increase engine displacement, torque and power, 105mm long by connecting rod to reduce the sustained pressure and stress on the piston and connecting rod by reducing the working angle, you must use an 8mm shim under the cylinder if it is not suitable has a long rod of 105mm and 1.5mm and more if it is not suitable has a long 54mm stroke. 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