Rear Main Seal Kit BS40640 Compatible with Chevy Hummer GMC Pontiac LS LS1 LS2 LS3 LS7 LQ4 LQ9 LSX 4.8L 5.3L 5.7L 6.0L Oring Gasket Crankshaft Seal Metal Gasket Set

Fitment:Chevy GMC Hummer Pontiac Saab Isuzu 4.8L 5.3L 5.7L 6.0LOE Part Number: BS40640Package include:1X Rear Main Seal Set

• Compatible with: The rear main sealing ring gasket is compatible with Chevy Hummer Pontiac GMC Saab Isuzu 4.8L 5.3L 5.7L 6.0L, Please note the product model before purchasing and avoid buying accessories that are not suitable for your vehicle.
• Replace OE Number: BS40640, Please check the description and compatibility chart before your purchasing, check carefully if this part is compatible with your vehicle before placing your order.
• Performance: The cylinder is sealed to ensure maximum compression, preventing coolant or engine oil from leaking into adjacent cylinders or oil circuits, and ensuring the compression efficiency of the combustion chamber. There is no metal inside the gasket, which is convenient for trimming the port size according to the modification requirements to ensure matching.
• Function: Prevent oil leakage that may cause spark plug dirt, ignition coil corrosion or catalytic converter failure, protect engine life, and the head gasket system can withstand high pressure, high temperature in the car. The gasket of the cylinder head can also be used as a force transmission element to continuously maintain the sealing pressure through elastic materials.
• Easy Installation: The installation of the rear main sealing kit is simple and straightforward. It can be quickly replaced without special tools. Just remove the old parts and install the new sealing components. The gasket material can adapt to severe temperature fluctuations and continuous vibrations, maintain a sealed state, and effectively prevent oil leakage around the camshaft, rocker arm and valves.