The BBC Gen V/VI Rear Main Seal from Chevrolet Performance (part number 6264902) is a critical component designed to seal the junction between the engine block and crankshaft on big-block Chevrolet V8 engines. This essential part prevents oil leakage from the rear of the engine, ensuring proper lubrication and protecting internal engine components during normal operation and performance driving.
Constructed from durable black rubber, this rear main seal is engineered to withstand the temperature cycles and oil exposure typical in high-performance applications. It meets OEM specifications and material standards, ensuring reliable long-term performance in both stock and modified engines. This rear main seal is vital for anyone rebuilding a big-block Chevrolet engine or addressing oil seepage at the crankshaft.
Whether you're restoring a classic muscle car or maintaining a truck engine, this Chevrolet Performance OEM-equivalent seal guarantees proper crankshaft sealing. Installation requires engine disassembly at the bell housing, making it suitable for experienced DIY builders or professional engine shops. Ensure your engine runs smoothly with this reliable rear main seal.
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