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Small Block Chevy Header Flange Plate - 1 3/4 Inch

Chevy Small Block V8, Rectangular Port Port Style

Port Style: Rectangular Port

Port Height: 1.88"

Port Width: 1.50"

Hole Diameter: 1.75"

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Big Block Chevy Header Flange Plates

396, 402, 427, 454, 496, Round Port Port Style, Steel

Port Style: Round Port

Port Height: 2.06"

Port Width: 2.06"

Hole Diameter: 2"

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Small Block Chevy Oval Port Header Flanges, 5/16 Inch Thick

Chevy Small Block V8, Oval Port Port Style, Steel

Port Style: Oval Port

Port Height: 1.75"

Port Width: 1.425"

Hole Diameter: 1.625"

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Small Block Ford 289-351W Header Flange - 1-3/4 Inch

289, 302, 351W, Oval Port Port Style, 1.84" Port Height

Port Style: Oval Port

Port Height: 1.84"

Port Width: 1.31"

Flange Thickness: .31"

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Big Block Ford 429/460 Header Flanges

429, 460, Oval Port Port Style, 2.26" Port Height

Port Style: Oval Port

Port Height: 2.26"

Port Width: 1.60"

Centerline of Holes: 2.60"

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

$10.99
$11.41

Universal Fit, 3" Inside Diameter, Steel

On Sale

Inside Diameter: 3"

Flange Thickness: 0.234"

Material Type: Steel

Collector Diameter : 3 Inch

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Small Block Ford 289-351W Header Flange - 1-5/8 Inch

289, 302, 351W, Oval Port Port Style, 1.93" Port Height

Port Style: Oval Port

Port Height: 1.93"

Port Width: 1.27"

Flange Thickness: .31"

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Small Block Mopar 273-360 Header Flanges

273, 318, 340, 360, 2.00" Port Height, 1.38" Port Width

Port Height: 2.00"

Port Width: 1.38"

Flange Thickness: .33"

Material Type: Steel

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

$61.99
$81.29

366, 396, 402, 427, 454, 496, 502, 572, Steel, Natural

On Sale

Port Style: Round Port

Port Height: 2.25"

Port Width: 2.25"

Hole Diameter: 2.25"

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

$9.99
$11.37

Universal Fit, 2.5" Inside Diameter, Steel

On Sale

Inside Diameter: 2.5"

Flange Thickness: 0.234"

Material Type: Steel

Collector Diameter : 2-1/2 Inch

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Dynatech? BBC Exhaust Header Flange, 2-1/4 Port, 3/8 Thick

$48.99
$51.99

396, 402, 427, 454, 496, 502, 572, 2.35" Port Height

On Sale

Port Style: Round Port

Port Height: 2.35"

Port Width: 2.35"

Hole Diameter: 2.25"

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

$11.99
$13.28

Universal Fit, 2" Inside Diameter, Steel

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, 2.5" Inside Diameter, Steel

On Sale

Inside Diameter: 2.5"

Centerline of Holes: 3.5"

Flange Thickness: 0.234"

Material Type: Steel

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LS1 Chevy Header Flange Plates, Round Port, 1-5/8 Inch

Chevy LS V8, Round Port Port Style, Steel, Natural

Port Style: Round Port

Inside Diameter: 1.69"

Hole Diameter: 1.625"

Flange Thickness: .31"

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Dynatech? BBC Exhaust Header Flange, 2-1/2 Port, 3/8 Thick

$48.99
$51.99

396, 402, 427, 454, 496, 502, 572, 2.6" Port Height

On Sale

Port Style: Round Port

Port Height: 2.6"

Port Width: 2.6"

Hole Diameter: 2.5"

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Schoenfeld LS1 Chevy Header Flange Plates, Round Port, 1-3/4 Inch

Chevy LS V8, Round Port Port Style, 1.75" Hole Diameter

Port Style: Round Port

Inside Diameter: 1.81"

Hole Diameter: 1.75"

Flange Thickness: 0.3125"

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Dynatech? 796-01514 Stahl Round Pattern header Flange

$28.99
$51.99

265, 283, 302, 305, 307, 327, 350, 400, 262, Steel

On Sale

Port Style: Round Port

Port Height: 1.944"

Port Width: 1.944"

Hole Diameter: 1.875"

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Dynatech SBC 23 Deg. Header Flange, 3/8", 1.63 Port

Chevy Small Block V8, Rectangular Port Port Style

On Sale

Port Style: Rectangular Port

Port Height: 1.685"

Port Width: 1.485"

Hole Diameter: 1.625"

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

$64.99
$81.29

366, 396, 402, 427, 454, 496, 502, 572, Steel, Natural

On Sale

Port Style: Round Port

Port Height: 2.125"

Port Width: 2.125"

Hole Diameter: 2.125"

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Hooker 11875HKR Flange Kit, GM LS Engines, 1-7/8 Inch

Chevy LS V8, 1.875" Tubing Diameter

Tubing Diameter: 1.875"

Flange Thickness: 0.375"

Hardware Included: Yes

Gasket(s) Included: Yes

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

$48.99
$51.99

396, 402, 427, 454, 496, 502, 572, 2.476" Port Height

On Sale

Port Style: Round Port

Port Height: 2.476"

Port Width: 2.476"

Hole Diameter: 2.375"

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

$66.99
$92.04

Universal Fit, 3.5" Inside Diameter, Steel, Natural

On Sale

Inside Diameter: 3.5"

Flange Thickness: 0.3125"

Material Type: Steel

Finish: Natural

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

$28.99
$40.28

Universal Fit, 2.5" Inside Diameter, Steel

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, 3.5" Inside Diameter, Steel, Natural

On Sale

Inside Diameter: 3.5"

Flange Thickness: 0.375"

Material Type: Steel

Finish: Natural

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Dynatech® Small Block Chevy Reher-Morrison Drag Racing Header Flange

$48.99
$51.99

305, 307, 327, 350, 377, 383, 395, 400, 421, 434, Steel

On Sale

Port Style: Round Port

Port Height: 2.030"

Port Width: 2.030"

Bolt Hole Pattern: Reher-Morrison SBC

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