Remflex GM V8, Big Block Chevy/GMC 454 / 502 Exhaust Manifold Gaskets # REM2030 Rate_12 1-11/16 Ports

1-11/16 Ports

no extra boxes to mount Supports up to 650 hp with four 100 lb

0L 2004 - 2012 # MS96587

Chev K10 K20 K1500 K2500 1976 - 1989 Steering Drag Link # 269-6019

which mounts using one carburetor bolt hole

Remflex GM V8, Big Block Chevy/GMC 454 / 502 Exhaust Manifold Gaskets # REM2030 Rate_12 1-11/16 PortsRemflex GM V8, Big Block Chevy GMC 454 502 Exhaust Manifold Gaskets # REM2030 Exhaust Header Gaskets, Graphite, Irregular Port, Chevy, Big Block, Pair Port Style: Irregular Gasket Material: Graphite Port Height (in.): 1. 875 in. Port Width (in.): 2. 000 in. Thickness (in.): 0. 125 in. Quantity: Sold as a pair. Remflex Exhaust Header Gasket Sets Remflex exhaust header gasket sets feature 100 percent flexible graphite construction that's effective up to