Header Flanges

1-5/8 Flange SBC Crate Motor

Header Flange - 0.25 in Thick - 1.61 x 1.565 in D Port - Steel - Natural - Small Block Chevy - Each

SBC Adapter Kit

Header Flange Adapter - 0.313 in Thick - 1.25 in Round Port - Aluminum - Natural - Small Block Chevy to Stahl Pattern - Pair

SBC Adapter Plate 23 Deg

Header Flange Adapter - 0.313 in Thick - 1.25 in Round Port - Aluminum - Natural - Small Block Chevy to Stahl Pattern - Each

4.00 Inch 3 Bolt Flange

Header Flange - 0.375 in Thick - 4 in Round Port - Steel - Zinc Plated - Each

3.00 Inch 3 Bolt Flange

Header Flange - 0.375 in Thick - 3 in Round Port - Steel - Zinc Plated - Each

2.50 Inch 3 Bolt Flange

Header Flange - 0.375 in Thick - 2.5 in Round Port - Steel - Zinc Plated - Each

Header Flange Kit - BBC 3/8 Thick

Header Flange - 0.375 in Thick - 2 in Round Port - Steel - Natural - Big Block Chevy - Pair

Header Flange Kit - GM LS1 - 3/8 Thick

Header Flange - 0.375 in Thick - 1.75 in Round Port - Steel - Natural - GM LS-Series - Pair

Exhaust Header Flange Kit BBC - Round Port

Header Flange - 0.375 in Thick - 2.5 in Round Port - Steel - Natural - Big Block Chevy - Pair

BBC Header Flange Kit w/Round Port

Header Flange - 0.375 in Thick - 2.25 in Round Port - Big Block Chevy - Kit

BBC Header Flange Kit 2-1/8 Round Port

Header Flange - 0.375 in Thick - 2.125 in Round Port - Steel - Natural - Big Block Chevy - Pair

Header Flange Kit - BBF 5/16 Thick

Header Flange - 0.313 in Thick - 1.57 x 2.25 in Oval Port - Steel - Natural - Big Block Ford - Pair