Wiseco-Pro Tru SBC F/T Piston Set 4.155 Bore -5cc PTS510A3

Piston and Ring - 23 Degree Flat Top - Forged - 4.155 in Bore - 1/16 x 1/16 x 3/16 in Ring Grooves - Minus 5.00 cc - Small Block Chevy - Kit