Description: GM Genuine Parts Valve Lifters (Part Number: 12690246) are factory lifter/adjuster assemblies used as camshaft followers to transfer cam motion to valve train components. Function: Acts as camshaft follower to actuate engine valves and maintain proper valv ...

Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors .

Description: GM Genuine Parts Passenger Side Engine Intake Camshaft (Part Number: 12632275) is an intake camshaft service part for the passenger side of specified engines. Manufactured to GM precision standards for valve timing and durability.Function: Controls intake ...

Description: GM Genuine Parts Camshaft Gear (Part Number: 12612839) is an idler sprocket used in the engine timing system to guide timing chain routing and transfer rotational motion. Type: Idler sprocket / camshaft gearFunction: Transfers rotation within the timing ch ...

Description: GM Genuine Parts Camshaft Intermediate Drive Chain (Part Number: 12637744) is a timing drive chain that synchronizes crankshaft and camshaft rotation to maintain proper valve timing. Type: Timing chain (intermediate drive)Function: Synchronizes crank and c ...

Description: ACDelco Engine Water Pump Pulley (Part Number: 12611587) is a pulley component designed to drive the engine water pump with factory-aligned rotational geometry. Function: Transfers belt drive rotation to the water pump to circulate engine coolant.Quality: ...