MAHLE Original Exhaust Manifold Gasket - 1.450 x 1.375" D Port - Steel - Core Graphite - SB Chevy (Pair) M59L1 7/16-20 in Right Hand Female

7/16-20 in Right Hand Female Thread

elastic waistband

Power Valve Saver

0-4v Data Output Feed For ECU

Rubber Bushings

MAHLE Original Exhaust Manifold Gasket - 1.450 x 1.375" D Port - Steel - Core Graphite - SB Chevy (Pair) M59L1 7/16-20 in Right Hand FemaleProduct Description: Exhaust Header Manifold Gasket 1. 450 x 1. 375 in D Port Steel Core Graphite Small Block Chevy Pair MAHLE Performance boasts the most extensive line of performance engine bearings in the market hands down. Combining the legendary CLEVITE bearing brand for domestic applications with the global coverage in the MAHLE brand for the import market, MAHLE Performance truly is the engine bearing of choice in the performance bearing