Bi-piston segment POLINI Ø47mm for kit 70cc cast iron on YAMAHA YAMI, FANTIC Issimo, MINARELLI V1 ...

100% complete with piston rings, piston pins and clips for kits POLINI cast iron Ø47mm on engine MINARELLI V1 qsui équippent motorcycles as FANTIC Issimo or YAMAHA YAMI. Has 47mm in dimension 47,4mm origin or re-bore! On dished spéciallement to keep the original cylinder head MINARELLI V1 azvec a good compression ratio.