Buy OEM 1988 Chevrolet Part # 12661871 (12687451). Engine Piston Ring. Camaro; w/Supercharger; Standard Size. Corvette. Corvette; w/Z06. CT5; Standard. CTS-V. Escalade. Escalade ESV. Express

OIL PAN. OIL PUMP. VARIABLE VALVE TIMING. Corvette; AFM Active. Corvette; Crankshaft; w/o Z06; w/Dry Sump System. Corvette; Crankshaft; w/o Z06; w/o Dry Sump System. Corvette; Crankshaft; w/Z06. Corvette; Exhaust. Corvette; Intake. Corvette; Left. Corvette; Non-AFM. Corvette; Right; w/o Z06. Corvette; Right; w/Z06. Corvette; w/o Supercharged (LT1); w/Dry Sump System. Corvette; w/o Supercharged (LT1); w/o Dry Sump System. Corvette; w/o Z06; Left. Corvette; w/o Z06; No. 1. Corvette; w/o Z06; No. 3. Corvette; w/o Z06; Right. Corvette; w/o Z06; w/Dry Sump Sys; w/Dowel Pin. Corvette; w/o Z06; w/Dry Sump Sys; w/o Dowel Pin. Corvette; w/o Z06; w/Dry Sump System. Corvette; w/o Z06; w/o Dry Sump System. Corvette; w/Supercharged (LT4). Corvette; w/Z06; Left. Corvette; w/Z06; Right.

Oil cooler. Oil pan. Oil pump. Variable valve timing. Camaro; Coolant Line; Inlet. Camaro; Exhaust. Camaro; Intake. Camaro; Left. Camaro; No. 1-5. Camaro; Right. Camaro; w/Active Fuel Management. Camaro; w/o Active Fuel Management. Camaro; w/o Supercharger; .5MM Oversize. Camaro; w/o Supercharger; 10 Speed Auto Trans. Camaro; w/o Supercharger; Auto Trans. Camaro; w/o Supercharger; Labeled 12629512. Camaro; w/o Supercharger; Left; .5MM Oversize. Camaro; w/o Supercharger; Left; Standard Size. Camaro; w/o Supercharger; Manual Trans. Camaro; w/o Supercharger; Right; .5MM Oversize. Camaro; w/o Supercharger; Right; Standard Size. Camaro; w/o Supercharger; Standard Size. Camaro; w/Supercharger; .25MM Oversize. Camaro; w/Supercharger; .5MM Oversize. Camaro; w/Supercharger; Auto Trans. Camaro; w/Supercharger; Forged Rod.

OIL COOLER. OIL PAN. OIL PUMP. VARIABLE VALVE TIMING. CTS-V; Crankshaft. CTS-V; Exhaust. CTS-V; Inlet. CTS-V; Intake. CTS-V; Left. CTS-V; Right. CTS-V; w/Active Fuel Management. CTS-V; w/o Active Fuel Management.

OIL PAN. OIL PUMP. VARIABLE VALVE TIMING. Corvette; Crankshaft. Corvette; Exhaust. Corvette; Intake. Corvette; Left. Corvette; Right. Corvette; w/Dowel Pin. Corvette; w/o Dowel Pin.

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.

Oil cooler. Oil pan. Oil pump. Variable valve timing. Express 2500; Exhaust. Express 2500; Intake. Express 2500; Left. Express 2500; O/S 0.5MM; Left. Express 2500; O/S 0.5MM; Right. Express 2500; Oval. Express 2500; Position# 1 & 5. Express 2500; Right. Express 2500; Round (High Pressure Port). Express 2500; Standard; Left. Express 2500; Standard; Right. Express 3500; Exhaust. Express 3500; Intake. Express 3500; Left. Express 3500; O/S 0.5MM; Left. Express 3500; O/S 0.5MM; Right. Express 3500; Oval. Express 3500; Position# 1 & 5. Express 3500; Right. Express 3500; Round (High Pressure Port). Express 3500; Standard; Left. Express 3500; Standard; Right.

Oil cooler. Oil pan. Oil pump. Variable valve timing. CT5; .5MM O.S.; Left. CT5; .5MM O.S.; Right. CT5; Active. CT5; Auto Trans. CT5; Exhaust. CT5; Feed. CT5; Intake. CT5; Left. CT5; Manual Trans. CT5; Non Active. CT5; Position 1 & 5. CT5; Position 2 & 4. CT5; Position 3. CT5; Right. CT5; Standard; Left. CT5; Standard; Right. SEAL; CT5; Front. SEAL; CT5; Rear.

Oil cooler. Oil pan. Oil pump. Variable valve timing. Escalade ESV; Exhaust. Escalade ESV; Intake. Escalade ESV; Left. Escalade ESV; Right. Escalade; Exhaust. Escalade; Intake. Escalade; Left. Escalade; Right. Sealer; Escalade ESV.