BB CHEV 396 454 O-RING 4.540″ .051″ HEAD GASKET STEEL O-RING

Description

Ensuring a secure and leak-free seal in your BB Chevy 396 or 454 engine is critical for maintaining peak performance and engine longevity. This Fel Pro steel O-ring head gasket addresses sealing challenges by providing a durable, precisely engineered barrier that withstands high combustion pressures.

The gasket features a 4.540″ bore diameter tailored exactly to BB Chevy 396 and 454 cylinder heads, delivering a perfect fit that minimizes the risk of blow-by and coolant or oil leaks. With a thickness of .051″, it maintains consistent compression and optimal head-to-block clearance, supporting engine efficiency and power output.

Constructed from steel with an integrated O-ring design, this gasket offers superior resistance to heat and pressure compared to traditional composite gaskets. The steel core provides structural integrity, while the O-ring seal enhances durability by preventing gasket distortion and ensuring a tight seal over extended use.

Measuring 65.40 cm in length, 27.90 cm in width, and 2.00 cm in height, this gasket fits precisely within the engine assembly without modification. Its 0.3860 kg weight reflects a robust yet manageable component that balances strength and ease of installation.

Designed for engine rebuilds and high-performance applications, this head gasket reliably maintains combustion chamber integrity under rigorous conditions. It supports sustained engine output and prevents costly repairs caused by gasket failure.

Choose this Fel Pro BB Chevy steel O-ring head gasket to secure your engine’s performance foundation with proven materials and exact specifications engineered for your 396 or 454 engine series.