The biggest displacement cylinder kit you can get for your av10 powered Motobecane. 50mm cylinder is a little over 80cc.
Single ring piston. 6 port cylinder. Decomp free head. A stack of base gaskets to get it spaced out perfect.
These will not fit in standard av10 cases. You have to use the special made Parmakit av10 cases that are custom made to accept the huge cylinder skirt on this kit.
Comes with cylinder, piston, ring, pin/clips, gasket kit and cylinder head.
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