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Doug's Headers D567 Full Length Header, 1-7/8 In, 64-72 GTO, CC

$766.99
$1,286.59

326, 350, 389, 400, 428, 455, Metallic Ceramic Coating

Ships Free
On Sale

Header Tube Type: Full-length

Finish: Metallic Ceramic Coating

Flange Style: Round Port

Primary Tube Diameter: 1-7/8"

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Mr Gasket 7171MRG Exhaust Gaskets, Pontiac, Copper-Seal

$39.99
$42.12

326, 350, 389, 400, 421, 428, 455, D-port Port Style

On Sale

Gasket Material: Copper

Port Style: D-port

Port Height: 2"

Port Width: 1.55"

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Mr Gasket 5921 Exhaust Gaskets, Pontiac, Ultra-Seal

$23.99
$25.64

326, 350, 389, 400, 421, 428, 455, D-port Port Style

On Sale

Gasket Material: Steel core laminate

Port Style: D-port

Port Height: 2"

Port Width: 1.55"

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Spectre 453 Exhaust Header Gasket, Pontiac 326-428

$18.99
$19.99

326, 350, 389, 400, 428, Ceramic Fiber Gasket Material

On Sale

Gasket Material: Ceramic Fiber

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Doug's Headers D564-R Full Length Header, 1-3/4 In, 64-67 GTO, Raw

$522.99
$861.34

326, 389, 400, 428, Full-length Header Tube Type, Raw

Ships Free
On Sale

Header Tube Type: Full-length

Finish: Raw

Flange Style: D Port

Primary Tube Diameter: 1-3/4"

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Doug's Headers D564 Full Length Header, 1-3/4 In, 64-67 GTO, CC

$684.99
$1,150.08

326, 389, 400, 428, Full-length Header Tube Type, Steel

Ships Free
On Sale

Header Tube Type: Full-length

Finish: Metallic Ceramic Coating

Flange Style: D Port

Primary Tube Diameter: 1-3/4"

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Doug's Headers D567-R Full Length Header, 1-7/8 In, 64-72 GTO, Raw

$645.99
$995.19

326, 350, 389, 400, 428, 455, Raw, Steel, Natural

Ships Free
On Sale

Header Tube Type: Full-length

Finish: Raw

Flange Style: Round Port

Primary Tube Diameter: 1-7/8"

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Edelbrock 7281 Exhaust Manifold Gasket Set, Pontiac V8

$18.99
$20.99

326, 350, 389, 421, 428, 455, Composite with steel core

On Sale

Material Type: Composite with steel core

Port Style: Stock

Overall Height: 1.880 in."

Overall Width: 1.880 in."

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Spectre 454 Exhaust Header Gasket, Pontiac 326-428

$18.99
$19.99

326, 350, 389, 400, 428, Ceramic Fiber Gasket Material

On Sale

Gasket Material: Ceramic Fiber

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Mr Gasket 550G Exhaust Gaskets, Pontiac, Performance

$20.99
$22.14

326, 350, 389, 400, 421, 428, 455, D-port Port Style

On Sale

Gasket Material: High-temperature white

Port Style: D-port

Port Height: 1.94"

Port Width: 1.5"

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Mr Gasket 5920 Exhaust Gaskets, Pontiac, 1.46 x 1.93 Inch

$29.99
$31.49

326, 350, 389, 400, 421, 428, 455, 1.93" Port Height

On Sale

Gasket Material: Steel core laminate

Port Style: Open center port

Port Height: 1.93"

Port Width: 1.46"

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Mr Gasket 7418G Header Gaskets, Pontiac 326-455, Oval Ports

$25.99
$27.72

326, 350, 389, 400, 421, 428, 455, D-port Port Style

On Sale
Video Available

Gasket Material: Aluminum

Port Style: D-port

Port Height: 1.55"

Port Width: 1.94"

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Patriot Exhaust H8301 Full Length Header, 70-79 Firebird 350-455

$235.99
$340.09

326, 350, 389, 400, 455, 403, Raw, D Port Flange Style

Ships Free
On Sale

Header Tube Type: Full-length

Finish: Raw

Flange Style: D Port

Primary Tube Diameter: 1-5/8"

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Patriot Exhaust H8301-1 Full Length Header, 70-79 Firebird 350-455

$409.99
$598.51

326, 350, 389, 400, 455, 403, Chrome, Steel, Silver

Ships Free
On Sale

Header Tube Type: Full-length

Finish: Chrome

Flange Style: D Port

Primary Tube Diameter: 1-5/8"

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Spectre 549 Exhaust Header Gasket, Pontiac 326-428

326, 350, 389, 400, 428, Ceramic Fiber Gasket Material

Gasket Material: Ceramic Fiber

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Spectre 550 Exhaust Header Gasket, Pontiac 326-428

326, 350, 389, 400, 428, Ceramic Fiber Gasket Material

Gasket Material: Ceramic Fiber

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Hooker 4901HKR Competition Header, Painted

326, 350, 389, 400, 421, 428, 455, Temporary Paint

Ships Free

Header Tube Type: Full-length

Finish: Temporary Paint

Flange Style: D Port

Primary Tube Diameter: 1-5/8"

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Hooker 4901-1HKR Competition Header, Ceramic Coated

326, 350, 389, 400, 421, 428, 455, D Port Flange Style

Ships Free

Header Tube Type: Full-length

Finish: Silver ceramic coated

Flange Style: D Port

Primary Tube Diameter: 1-5/8"

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Flowtech 31170FLT Long Tube Header, Ceramic Coated

326, 350, 389, 400, 428, 455, Ceramic Coated, Silver

Ships Free

Header Tube Type: Long Tube

Finish: Ceramic Coated

Flange Style: Round Port

Primary Tube Diameter: 1-5/8"

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Flowtech 11170FLT Long Tube Header, 1.625 Inch Tube Size

Pontiac V8, Oldsmobile V8, Long Tube Header Tube Type

Ships Free

Header Tube Type: Long Tube

Finish: Painted

Flange Style: D Port

Primary Tube Diameter: 1-5/8"

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Hooker 4106-1HKR Super Competition Header, Ceramic Coated

326, 389, 400, 421, 428, Full-length Header Tube Type

Ships Free

Header Tube Type: Full-length

Finish: Silver ceramic coated

Flange Style: D Port

Primary Tube Diameter: 1-3/4"

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Hooker 4106HKR Super Competition Header, Painted

326, 389, 400, 421, 428, Full-length Header Tube Type

Ships Free

Header Tube Type: Full-length

Finish: Temporary Paint

Flange Style: D Port

Primary Tube Diameter: 1-3/4"

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Corvette Style 2-1/2 Inch Ram Horn Exhaust Manifold

Video Available

Finish: Natural

Flange Style: Square Port

Collector Diameter : 2-1/2 Inch

Header Dimension B: 5.30"

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Hooker 4901-3HKR Competition Header, Black Ceramic Coated

326, 350, 389, 400, 421, 428, 455, Black ceramic coated

Ships Free

Header Tube Type: Full-length

Finish: Black ceramic coated

Flange Style: D Port

Primary Tube Diameter: 1-5/8"

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Hooker 4901-4HKR Competition Header, Titanium Ceramic Coated

326, 350, 389, 400, 421, 428, 455, Titanium Ceramic

Ships Free

Header Tube Type: Full-length

Finish: Titanium Ceramic

Flange Style: D Port

Primary Tube Diameter: 1-5/8"

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Header Bolts, 3/8-16 x 1 Inch, Set/12

Many Engines, 1.36" Overall Length, Hex Wrench Type

Overall Length: 1.36"

Under Head Length: 1"

Thread Pitch: 3/8"-16

Wrench Type: Hex

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