GM LS Piston & Ring Set Dome 4.030 Bore +5cc

GM LS Piston & Ring Set Dome 4.030 Bore +5cc Piston and Ring - Professional Series - Forged - 4.030 in Bore - 1.2 x 1.2 x 3.0 mm Ring Grooves - Plus 5.00 cc - GM LS-Series - Kit