KB PERFORMANCE PISTONS SBC Flat Top Piston Set 4.040 Bore -6cc KB231.040

KB PERFORMANCE PISTONS Piston - KB Series - Hypereutectic - Flat Top - 4.040 in Bore - 1.561 in Compression Height - 1/16 x 1/16 x 3/16 in Ring Grooves - Minus 6.00 cc - Small Block Chevy - Set of 8.