Shop OEM General Motors Part # 12733470 (12671857). VALVE - EXHAUST. Silverado, Sierra 2500 HD. Silverado, Sierra 3500 HD. Camshaft and timing. Crankshaft and bearings. Cylinder head and

Oil cooler. Oil pan. Oil pump. Variable valve timing. Sierra 2500 HD; Exhaust. Sierra 2500 HD; Front Port. Sierra 2500 HD; Intake. Sierra 2500 HD; Left. Sierra 2500 HD; No. 1 & 5. Sierra 2500 HD; No. 2 & 4. Sierra 2500 HD; No. 3. Sierra 2500 HD; Oversized 0.5MM; Left. Sierra 2500 HD; Oversized 0.5MM; Right. Sierra 2500 HD; Right. Sierra 2500 HD; Standard; Left. Sierra 2500 HD; Standard; Right. Sierra 3500 HD; Exhaust. Sierra 3500 HD; Front Port. Sierra 3500 HD; Intake. Sierra 3500 HD; Left. Sierra 3500 HD; No. 1 & 5. Sierra 3500 HD; No. 2 & 4. Sierra 3500 HD; No. 3. Sierra 3500 HD; Oversized 0.5MM; Left. Sierra 3500 HD; Oversized 0.5MM; Right. Sierra 3500 HD; Right.

Sierra 2500 HD. Sierra 3500 HD. Silverado.