SCE Pro Copper Header Gasket - 2.130 in Round Port - GM LS-Series (Pair) MT-YXZ-MM-25 Mandrel step washer 2 1/2"

Mandrel step washer 2 1/2" OD w/ 1/2" bolt hole

The same exhaustive research and comprehensive testing that goes into our industry-leading bellhousings is built into every drag shock

On-site track support

Large Diameter Filters

another for the staging rpm limit and a third for use top end engine protection in the event of driveline failure

SCE Pro Copper Header Gasket - 2.130 in Round Port - GM LS-Series (Pair) MT-YXZ-MM-25 Mandrel step washer 2 1/2"Product Description: Exhaust Header Manifold Gasket Pro Copper 2. 130 in Round Port Copper GM LS Series Pair 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 head gaskets is an example of superior