SBC Cast Piston Set 4.020 Bore

Piston - Speed-Pro - Hypereutectic - Flat Top - 4.020 in Bore - 1.548 in Compression Height - 5/64 x 5/64 x 3/16 in Ring Grooves - Minus 6.90 cc - Coated Skirt - Small Block Chevy - Set of 8