SCE MLS Spartan Cylinder Head Gasket - 4.630" Bore - 0.059" Compression Thickness - Multi-Layer Steel - Big Block Chevy Helmet Air System Motor A wide variety of tube

A wide variety of tube diameters and port shapes are available

Built-in rubber seal keeps dust out of your engine

SUV's RV's heavy duty truck & tow vehicles

The Three Stage Retard Control allows you to retard your ignition timing in three different stages

SCE MLS Spartan Cylinder Head Gasket - 4.630" Bore - 0.059" Compression Thickness - Multi-Layer Steel - Big Block Chevy Helmet Air System Motor A wide variety of tubeProduct Description: Cylinder Head Gasket MLS Spartan 4. 630 in Bore 0. 059 in Compression Thickness Multi Layer Steel Big Block Chevy Sold Individually SCE Gaskets specializes in gaskets for nearly every part of the engine that requires a gasket. They offer a variety of different materials for a large selection of applications. SCE has raised the bar for cylinder head sealing performance and consistency. Our new Gas Stopper enhancement to MLS Spartan