This is a complete overbore piston kit that comes with new piston, rings, pin & clips, and gaskets. These are higher than stock compression but still pump gas friendly.
THIS KIT DOES NOT INCLUDE A CYLINDER!! YOUR STOCK IS REUSED AFTER MACHINE WORK IS PERFORMED!!
This is an Overbore kit, 74.5mm. Stock is 74mm To use this piston kit you will need to have your stock cylinder bored roughly .020" by a professional machine shop that specializes in vintage engines.
We have another listing for this kit with a cylinder that is bolt on ready.