Spartan MLS Head Gasket SBM 4.126 Bore x .039

The Spartan MLS Head Gasket SBM 4.126 Bore x .039 from SCE Gaskets is designed for serious small-block engine builders and high-performance mechanics who require a reliable seal under extreme cylinder pressures. This multi-layer steel (MLS) head gasket is essential for preventing combustion blow-by and coolant leaks, ensuring the integrity of your engine build.

Engineered for both street and competition applications, this gasket features a 4.126-inch bore diameter and a .039-inch thickness, which are precision-engineered to meet small-block dimensional standards. The MLS technology utilizes multiple layers of spring steel coated with elastomer materials, providing a durable seal that flexes with cylinder head movement while resisting compression set.

Ideal for both stock-replacement and modified engines, the Spartan series combines proven MLS construction with OEM-level manufacturing tolerances. This gasket is suitable for applications running elevated boost or compression ratios, making it a reliable choice for mechanics and engine builders looking to enhance performance.