Straub Technologies Header Gasket - 1.870 in Round Port - GM LS-Series 23011507 5mm (MH-SPORT side) to 2

5mm (MH-SPORT side) to 2

LS Hi-Flow Holley EFI Fuel Rails - Fits LS1

3 in Center Inlet Outlet

Replaces 53 series seat

1976-1977 Dodge Aspen Special Edition CID 318 Naturally Aspirated GAS

Straub Technologies Header Gasket - 1.870 in Round Port - GM LS-Series 23011507 5mm (MH-SPORT side) to 2Product Description: Exhaust Header Manifold Gasket 1. 870 in Round Port Graphite GM LS Series Sold Individually With 25 years of experience in the performance industry, Straub Technologies has built relationships with many of the top companies. Our ability to source, design, and sell products to satisfy the performance needs of industry giants and grassroots racers alike has built our reputation as the go to source in the performance industry.