RACE TEC PISTONS GM LS Dished Piston Set 4.125 Bore -6cc RTP1000623

Piston - AutoTec - Forged - Dished - 4.125 in Bore - 1.5 x 1.5 x 3.0 mm Ring Grooves - Minus 6.00 cc - GM LS-Series - Set of 8 Brand-RACE TEC PISTONS MPN 1000623 . **NOTE: 15-Degree 4.000 Stroke 6.125 Rod 1.110 CH AutoTec Series Truck Freight NO