Patriot Header Flange - 0.375 in Thick - 2 in Round Port - Big Block Chevy - Pair Intake Manifold Gasket 1959-1964 Chevrolet Biscayne

1959-1964 Chevrolet Biscayne

Getting alignment concentric to within

875 in W x 19

2007-2014 Ford E-250

Patriot Header Flange - 0.375 in Thick - 2 in Round Port - Big Block Chevy - Pair Intake Manifold Gasket 1959-1964 Chevrolet BiscaynePatriot Exhaust H7899 Header Flange Chevrolet Big Block 396 502 Tube Diameter 1 3 4" 2" Same As Port. Precision machined header flanges Heavy duty 3 8" thick material Supplied with our premium head gaskets A wide variety of tube diameters and port shapes available; Patriot Exhaust products continue to offer the best value for the dollar of any brand in the industry. This year's product offering presents sixteen new applications for popular muscle cars