4.670 MLS Head Gasket .040 - BBF 460

The 4.670 MLS Head Gasket .040 for BBF 460 by Cometic Gaskets is a precision-engineered sealing solution specifically designed for the 460 cubic-inch big-block Ford engine. This gasket is essential for engine rebuilds and performance modifications, ensuring a reliable seal between the cylinder head and block.

Constructed from multi-layer steel (MLS), this gasket offers superior sealing integrity compared to traditional composite gaskets. Its .040-inch thickness is specifically calibrated for the 460 big-block Ford architecture, where the gasket thickness plays a crucial role in determining combustion chamber volume and compression ratio, both of which are vital for optimizing engine performance.

Ideal for classic muscle car restorations, marine engine rebuilds, or truck modifications, this gasket delivers the durability and leak-proof performance necessary for high boost applications and extreme cylinder pressures. It is designed to withstand repeated heat cycles, making it a reliable choice for any serious engine builder.