Piston Set of 8Fits Gm Buick 5.7L 350 Dish TopSize = .030 OversizedBore Diameter (STD)AlloyTop Ring2nd RingOil RingPin DiameterCompression Height96.52mm (3.800in)Standard5/64in5/64in3/16in0.93971.805Need Rings? To check our inventory, please Click Here for Cast or Click Here for Moly