GM LS Piston Set 4.075 Bore -13.4cc

GM LS Piston Set 4.075 Bore -13.4cc Piston - AutoTec - Dished - Forged - 4.075 in Bore - 1.5 x 1.5 x 3.0 mm Ring Grooves - Minus 13.40 cc - GM LS-Series - Set of 8