Oil hole or no oil hole ?? Dec 9, 2016 20:24:44 GMT Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by justmick on Dec 9, 2016 20:24:44 GMT Why do the new type 4 AA pistons have oil holes feeding the gudgeon pin in the piston ??The original VW ones didn't ? Surely the pin shouldn't move in the piston but pivot on the small end in the rod ?