PK50 Vespa 90 Jun 9, 2008 20:32:15 GMT Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by dave1967 on Jun 9, 2008 20:32:15 GMT HiCan anyone tell me if a vespa 90 Barrel piston and head will fit a PK 50.Cheers Dave
PK50 Vespa 90 Jun 12, 2008 18:02:04 GMT Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by Smallframe on Jun 12, 2008 18:02:04 GMT PK50 cc vespa if memory is right has a 43mm stroke and the 90cc has a 51mm stroke, so i would imagine a larger crank and cylinder studs would be needed .
