KB PERFORMANCE PISTONS SBF F/T Piston Set 4.040 Bore -6.5cc KB115.040

KB PERFORMANCE PISTONS Piston - KB Series - Hypereutectic - Flat Top - 4.040 in Bore - 1.608 in Compression Height - 5/64 x 5/64 x 3/16 in Ring Grooves - Minus 6.50 cc - Small Block Ford - Set of 8.