KB PERFORMANCE PISTONS SBC Domed Piston Set 4.030 Bore +3.2cc KB155.030

KB PERFORMANCE PISTONS Piston - Hypereutectic - 4.030 in Bore - 1/16 x 1/16 x 3/16 in Ring Grooves - Plus 3.20 cc - Small Block Chevy - Set of 8. 3.250 STROKE 6.000 ROD LENGTH 1.385 CH