SCE MLS Spartan Cylinder Head Gasket - 4.123 in Bore - 0.051 in Compression Thickness - Passenger Side - Multi-Layer Steel - GM LS-Series Flaming River The heavy-wall

The heavy-wall

it has 4 trap doors and 1 crankscraper

nuts and gaskets

an integrated push port

The inertia weight has six (2-ring design) or eight (3-ring design) computer machined grooves to retain the proper durometer O-rings (dyno tested for each application)

SCE MLS Spartan Cylinder Head Gasket - 4.123 in Bore - 0.051 in Compression Thickness - Passenger Side - Multi-Layer Steel - GM LS-Series Flaming River The heavy-wallProduct Description: Cylinder Head Gasket MLS Spartan 4. 123 in Bore 0. 051 in Compression Thickness Passenger Side Multi Layer Steel GM LS Series 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