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Header Flange Material
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Header Flange Thickness (in.)
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Header Flange Port Size (in.)
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- 2.500 in. (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Includes Stubs for Primary Tubes
- No (14)
- Yes (1)
Tube Stub Size (in.)
- 1.750 in. (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Quantity
- Sold as a kit. (2)
- Sold as a pair. (13)

Header Flanges

Showing In Stock Items. Show All 21 Items.

Individual Parts

Part Groups

Results 1 - 15 of 15

Patriot Header Flange Kits H7800

Patriot Header Flange Kits H7800

Patriot Header Flange Kits H7800

Header Flanges, Inner, Steel, 0.313 in. Thick, Gaskets, Bolts, Chevy, Small Block, Pair

Part Number: PTE-H7800

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

Hooker Header Flanges 11622HKR

Hooker Header Flanges 11622HKR

Hooker Header Flanges 11622HKR

Header Flanges with Stubs, Mild Steel, 5/16 in. Thick, Square 1 3/4 in. Port, Chevy, Small Block, Kit

Part Number: HOK-11622HKR

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Nov 23, 2026 if ordered today

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Estimated Ship Date: Nov 23, 2026 if ordered today

Patriot Header Flange Kits H7889

Patriot Header Flange Kits H7889

Patriot Header Flange Kits H7889

Header Flanges, Header Flange Kits, Chevy Big Block Bolt Pattern, Steel, 0.375 in. Thick, 2.500 in. Port Size, Chevy, Big Block, Pair

Part Number: PTE-H7889

Not Yet Reviewed

Estimated Ship Date: Nov 27, 2026 if ordered today

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Estimated Ship Date: Nov 27, 2026 if ordered today

Patriot Header Flange Kits H7837

Patriot Header Flange Kits H7837

Patriot Header Flange Kits H7837

Header Flanges, No Stubs, Steel, 0.375 in. Thick, 2 in. Port, Gaskets, Bolts, Chrysler, Dodge, 354, 392, Pair

Part Number: PTE-H7837

Not Yet Reviewed

Estimated Ship Date: Nov 27, 2026 if ordered today

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Estimated Ship Date: Nov 27, 2026 if ordered today

Patriot Header Flange Kits H7845

Patriot Header Flange Kits H7845

Patriot Header Flange Kits H7845

Header Flanges, Header Flange Kits, Stock Bolt Pattern, Steel, 0.375 in. Thick, 2.000 in. Port Size, Ford Boss 302, 351, Pair

Part Number: PTE-H7845

Not Yet Reviewed

Estimated Ship Date: Nov 27, 2026 if ordered today

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Estimated Ship Date: Nov 27, 2026 if ordered today

Patriot Header Flange Kits H7807

Patriot Header Flange Kits H7807

Patriot Header Flange Kits H7807

Header Flanges, Header Flange Kits, Stock Bolt Pattern, Steel, 0.375 in. Thick, 1.875 in. Port Size, Chevy, LS7, Pair

Part Number: PTE-H7807

Not Yet Reviewed

Estimated Ship Date: Nov 27, 2026 if ordered today

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Estimated Ship Date: Nov 27, 2026 if ordered today

Patriot Header Flange Kits H7896

Patriot Header Flange Kits H7896

Patriot Header Flange Kits H7896

Header Flanges, No Stubs, Steel, 0.375 in. Thick, 1.75 in. Round Port, Gaskets, Bolts, Chevy, Small Block, Pair

Part Number: PTE-H7896

Not Yet Reviewed

Estimated Ship Date: Nov 27, 2026 if ordered today

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Estimated Ship Date: Nov 27, 2026 if ordered today

Patriot Header Flange Kits H7898

Patriot Header Flange Kits H7898

Patriot Header Flange Kits H7898

Header Flanges, No Stubs, Steel, 0.375 in. Thick, 2.125 in. Port, Gaskets, Bolts, Chevy, Big Block, Pair

Part Number: PTE-H7898

Not Yet Reviewed

Estimated Ship Date: Nov 27, 2026 if ordered today

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Estimated Ship Date: Nov 27, 2026 if ordered today

Patriot Header Flange Kits H7847

Patriot Header Flange Kits H7847

Patriot Header Flange Kits H7847

Header Flanges, Header Flange Kits, Stock Bolt Pattern, Steel, 0.375 in. Thick, 1.750 in. Port Size, Ford, FE, Pair

Part Number: PTE-H7847

Not Yet Reviewed

Estimated Ship Date: Nov 27, 2026 if ordered today

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Estimated Ship Date: Nov 27, 2026 if ordered today

Patriot Header Flange Kits H7853

Patriot Header Flange Kits H7853

Patriot Header Flange Kits H7853

Header Flanges, No Stubs, Steel, 0.375 in. Thick, 1.875 in. Port, Gaskets, Bolts, Pair

Part Number: PTE-H7853

Not Yet Reviewed

Estimated Ship Date: Nov 27, 2026 if ordered today

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Estimated Ship Date: Nov 27, 2026 if ordered today

Patriot Header Flange Kits H7833

Patriot Header Flange Kits H7833

Patriot Header Flange Kits H7833

HDR FLANGE CHEV OUTER SBC

Part Number: PTE-H7833

Not Yet Reviewed

Estimated Ship Date: Nov 27, 2026 if ordered today

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Estimated Ship Date: Nov 27, 2026 if ordered today

Patriot Header Flange Kits H7861

Patriot Header Flange Kits H7861

Patriot Header Flange Kits H7861

Header Flanges, Header Flange Kits, Stock Bolt Pattern, Stainless Steel, 0.313 in. Thick, 1.125 in. Port Size, Chevy, Small Block, Pair

Part Number: PTE-H7861

Not Yet Reviewed

Estimated Ship Date: Nov 27, 2026 if ordered today

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Estimated Ship Date: Nov 27, 2026 if ordered today

Patriot Header Flange Kits H7831

Patriot Header Flange Kits H7831

Patriot Header Flange Kits H7831

Header Flanges, No Stubs, Steel, 0.375 in. Thick, 1.625 in. Port, Gaskets, Bolts, Pair

Part Number: PTE-H7831

Not Yet Reviewed

Estimated Ship Date: Nov 27, 2026 if ordered today

...Loading

Estimated Ship Date: Nov 27, 2026 if ordered today

Patriot Header Flange Kits H7849

Patriot Header Flange Kits H7849

Patriot Header Flange Kits H7849

Header Flanges, Header Flange Kits, Stock Bolt Pattern, Steel, 0.375 in. Thick, 1.750 in. Port Size, Ford, Big Block, Pair

Part Number: PTE-H7849

Not Yet Reviewed

Estimated Ship Date: Nov 27, 2026 if ordered today

...Loading

Estimated Ship Date: Nov 27, 2026 if ordered today

Patriot Header Flange Kits H7844

Patriot Header Flange Kits H7844

Patriot Header Flange Kits H7844

Header Flanges, Header Flange Kits, Stock Bolt Pattern, Steel, 0.375 in. Thick, 1.750 in. Port Size, Ford, 351, 400M, 2BBL Heads, Pair

Part Number: PTE-H7844

Not Yet Reviewed

Estimated Ship Date: Nov 27, 2026 if ordered today

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Estimated Ship Date: Nov 27, 2026 if ordered today

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