For 1971-1974 GMC C25/C2500 Pickup Piston Sealed Power 99911JS 1972 1973

Notes: Engine Piston -- Standard Size; Hypereutectic; Use With LR-63 lock ring for floated applications; 3 Ring Groove Piston; Ring Groove Widths: 5/64, 5/64, 3/16 (in.). ; 1.548 CD;. 098 dish, 4 reliefs; DUROSHIELD skirt coated piston; With machined valve reliefs and circlip grooves; Individual Piston.