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Big Block Chevy Header Flange Plates

Chevy Big Block V8

Port Style: Round Port

Port Height: 2.06"

Port Width: 2.06"

Hole Diameter: 2"

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Dynatech® Big Block Chevy Exhaust Header Flange, 2-1/4 Port, 3/8 Thick

$48.99
$51.99

Chevy Big Block V8

On Sale

Port Style: Round Port

Port Height: 2.35"

Port Width: 2.35"

Hole Diameter: 2.25"

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Patriot Exhaust H7887 Header Flange Kit, BBC, 2-1/4 Inch

$61.99
$81.29

Chevy Big Block V8

On Sale

Port Style: Round Port

Port Height: 2.25"

Port Width: 2.25"

Hole Diameter: 2.25"

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Patriot Exhaust H7886 Header Flange Kit, BBC, 2-1/8 Inch

$64.99
$81.29

Chevy Big Block V8

On Sale

Port Style: Round Port

Port Height: 2.125"

Port Width: 2.125"

Hole Diameter: 2.125"

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Dynatech® Big Block Chevy Exhaust Header Flange, 2-1/2 Port, 3/8 Thick

$48.99
$51.99

Chevy Big Block V8

On Sale

Port Style: Round Port

Port Height: 2.6"

Port Width: 2.6"

Hole Diameter: 2.5"

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Dynatech® Big Block Chevy Exhaust Header Flange, 2.375 Port, 3/8 Thick

$48.99
$51.99

Chevy Big Block V8

On Sale

Port Style: Round Port

Port Height: 2.476"

Port Width: 2.476"

Hole Diameter: 2.375"

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Dynatech® 796-01514 Stahl Round Pattern header Flange

$28.99
$51.99

Chevy Small Block V8, Chevy 90-Degree V6

On Sale

Port Style: Round Port

Port Height: 1.944"

Port Width: 1.944"

Hole Diameter: 1.875"

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Patriot Exhaust H7888 Header Flange Kit, BBC, 2-3/8 Inch

$118.99
$168.70

Chevy Big Block V8

Ships Free
On Sale

Port Style: Round Port

Port Height: 2.375"

Port Width: 2.375"

Hole Diameter: 2.375"

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Patriot Exhaust H7889 Header Flange Kit, BBC, 2-1/2 Inch

$118.99
$168.70

Chevy Big Block V8

Ships Free
On Sale

Port Style: Round Port

Port Height: 2.5"

Port Width: 2.5"

Hole Diameter: 2.5"

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Hooker 11828HKR Flange Kit, Round Port Shape, 2-1/8 Inch Diameter

396 Chevy Big Block V8, 402 Chevy Big Block V8, 427 Chevy Big Block V8, 454 Chevy Big Block V8

Ships Free

Port Style: Round Port

Hole Diameter: 2.125"

Tubing Diameter: 2"

Material Type: Steel

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Dynatech Big Block Chevy Exhaust Header Flange, 2.125 Port, 5/16 In.

$48.99
$51.99

Chevy Big Block V8

On Sale

Port Style: Round Port

Port Height: 2.224"

Port Width: 2.224"

Hole Diameter: 2.125"

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Patriot Exhaust H7260 3-bolt Collector Flange Kits, 3 Inch

$10.99
$11.41

Universal Fit

On Sale

Inside Diameter: 3"

Flange Thickness: 0.234"

Material Type: Steel

Collector Diameter : 3 Inch

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Patriot Exhaust H7258 3-bolt Collector Flange Kits, 2 Inch

$11.99
$13.28

Universal Fit

On Sale

Inside Diameter: 2"

Flange Thickness: 0.234"

Material Type: Steel

Collector Diameter : 2 Inch

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Patriot Exhaust H7265 Collector Flange, 2-1/2 Inch

$14.99
$17.79

Universal Fit

On Sale

Inside Diameter: 2.5"

Centerline of Holes: 3.5"

Flange Thickness: 0.234"

Material Type: Steel

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Patriot Exhaust H7259 3-bolt Collector Flange Kits, 2-1/2 Inch

$9.99
$11.37

Universal Fit

On Sale

Inside Diameter: 2.5"

Flange Thickness: 0.234"

Material Type: Steel

Collector Diameter : 2-1/2 Inch

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Patriot Exhaust H7253 3-Bolt Collector Flange Kit, 2-1/2 Inch

$28.99
$40.28

Universal Fit

On Sale

Inside Diameter: 2.5"

Flange Thickness: 0.3125"

Material Type: Steel

Hardware Included: Yes

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Patriot Exhaust H7269 Collector Flange Kit, 3 Bolt 3-1/2 Inch

$39.99
$49.91

Universal Fit

On Sale

Inside Diameter: 3.5"

Flange Thickness: 0.375"

Material Type: Steel

Finish: Natural

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Patriot Exhaust H7267 Collector Flange Kit, 4 Bolt Round, 4 Inch

$79.99
$111.35

Universal Fit

On Sale

Inside Diameter: 4"

Flange Thickness: 0.3125"

Material Type: Steel

Finish: Natural

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Patriot Exhaust H7261 3-bolt Collector Flange Kits, 3-1/2 Inch

$13.99
$14.99

Universal Fit

On Sale

Inside Diameter: 3.5"

Flange Thickness: 0.234"

Material Type: Steel

Hardware Included: Yes

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Patriot Exhaust H7254 3-bolt Collector Flange Kits, 2-1/2 Inch

$33.99
$41.84

Universal Fit

On Sale

Inside Diameter: 2.5"

Flange Thickness: 0.375"

Material Type: Steel

Finish: Natural

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Patriot Exhaust H7266 Collector Flange Kit, 4 Bolt Round, 3-1/2 Inch

$66.99
$92.04

Universal Fit

On Sale

Inside Diameter: 3.5"

Flange Thickness: 0.3125"

Material Type: Steel

Finish: Natural

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Patriot Exhaust H7230 Stainless Steel Collector Flange Kit, 2-1/2 Inch

$81.99
$114.99

Universal Fit

On Sale

Inside Diameter: 2.5"

Flange Thickness: 0.3125"

Material Type: Stainless Steel

Finish: Natural

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Patriot Exhaust H7268 Collector Flange kit, 3 Bolt, 3 Inch

$39.99
$48.24

Universal Fit

On Sale

Inside Diameter: 3"

Flange Thickness: 0.375"

Material Type: Steel

Finish: Natural

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