Patriot Header Flange - 0.375 in Thick - 2.23 x 1.85 in D Port - Big Block Chevy - Pair Drive Flange Hard-coat anodized for extended durability

Hard-coat anodized for extended durability

Includes seals for Seal Kit

1966-1967 Chevrolet Chevelle

Vibrant Performance hard lines are constructed entirely from aluminum or stainless steel and are ideal for nitrous

Hassle Free Easy Bolt-On Installation

Patriot Header Flange - 0.375 in Thick - 2.23 x 1.85 in D Port - Big Block Chevy - Pair Drive Flange Hard-coat anodized for extended durabilityPatriot Exhaust H7898 BB Chevrolet 572 2" 2 1 8" D port Header Flanges. 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 and trucks including Camaro,