4.155 MLS Head Gasket .040 - SBF

The 4.155 MLS Head Gasket .040 - SBF is a precision sealing component designed specifically for small-block Ford engine builds and rebuilds. This gasket is essential for mechanics and enthusiasts looking for reliable performance in high-demand applications.

Constructed from Modern Layer Steel (MLS), this head gasket provides superior durability compared to traditional composite designs. The laminated steel construction features elastomer layers that enhance sealing integrity against combustion pressure, coolant flow, and oil migration, making it suitable for both street and performance applications.

This gasket is ideal for restorers and performance builders working on any small-block Ford platform, from classic 289 and 302 variants to modern applications. The .040-inch thickness allows for tighter deck heights, ensuring precise compression ratios with aftermarket cylinder heads.