4.165 MLS Head Gasket .040 - Ford FE

The 4.165 MLS Head Gasket .040 - Ford FE provides a critical seal for performance engine builds utilizing the legendary Ford FE-series block. Designed for enthusiasts and professional builders looking to buy a reliable sealing solution, this gasket addresses the high-pressure demands of both naturally aspirated and forced induction setups. By maintaining a precise combustion seal, it prevents coolant leaks and pressure loss that can compromise engine longevity.

Constructed using Multi-Layer Steel technology, this Cometic Gasket features multiple layers of stainless steel to provide superior recovery and rebound characteristics. The outer layers are embossed and coated with a Viton material to ensure a micro-seal against the cylinder head and block surfaces. Its 4.165-inch bore diameter and 0.040-inch compression thickness allow for precise tuning of quench dimensions and compression ratios during assembly.

Engineered specifically for the Ford FE-Series, this gasket ensures a perfect fit for a wide range of big-block Ford applications including the 390, 427, and 428 engines. Professional builders often review these specifications to ensure the 0.040-inch thickness aligns with their deck height requirements for optimal performance. Whether you are finishing a restoration or a racing engine, this gasket offers the durability required for modern high-performance standards.