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Original GM Genuine Parts camshaft designed to provide consistent performance and high reliability for General Motors engines. Features original manufacturing quality and precise specifications to ensure optimal valve timing, improved engine performance, and longer lifespan. Features: Original Genuine GM Parts High quality and compliant with dealership specifications Enhanced engine performance and response Precise manufacturing to withstand heat and pressure Smooth operation and high stability Suitable for OEM rebuilds and maintenance Strong materials and long lifespan Specifications: Brand: GM Genuine Parts Product type: Camshaft Part number: 12638427 Condition: New, original Country of manufacture: Genuine GM Parts Compatible with: Suitable for various General Motors cars and engines, including: Chevrolet Silverado, GMC Sierra, Tahoe, Yukon, Cadillac, Camaro, Corvette Compatible engines: Some LS / LT5 engines. 36.06.2 ⚠️ Final compatibility depends on the engine number and model; it is recommended to verify the part number before ordering. Usage: The camshaft is used to control the opening and closing of the valves inside the engine, and helps to: Improve smoothness of performance Improve valve timing Maintain engine efficiency Restore the engine's original performance Installation method: Remove the old camshaft and install the new one It is preferred to install during rebuild or maintenance It is recommended to have a GM engine specialist perform the installation Benefits: Guaranteed dealership performance High reliability Reduce issues caused by aftermarket parts Stable operation and longer engine life Package contents: Original GM camshaft Original packaging from GM Genuine Parts Important notes: It is preferred to change oils and filters after installation It is recommended to inspect lifters and tappets during installation Suitable for daily use and dealership engines Make sure to verify compatibility according to the chassis or engine number