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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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Flowtech 31150FLT Long Tube Header, Ceramic Coated

350, 400, 403, Long Tube Header Tube Type, Mild Steel

Ships Free

Header Tube Type: Long Tube

Finish: Ceramic Coated

Flange Style: Round Port

Primary Tube Diameter: 1-3/4"

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Speedway Allen Head Header Bolts, 3/8-16 x 3/4 Inch, Set/12

Many Engines, 1.12" Overall Length, Allen Wrench Type

Overall Length: 1.12"

Under Head Length: 0.75"

Thread Pitch: 3/8"-16

Wrench Type: Allen

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Doug's Headers D581-B Full Length Header 1-7/8In, 70-81 Firebird, Blk

$666.99
$1,014.94

350, 400, 455, 403, Full-length Header Tube Type, Steel

Ships Free
On Sale

Header Tube Type: Full-length

Finish: Hi-Temp Black

Flange Style: Round Port

Primary Tube Diameter: 1-7/8"

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Stainless Steel Allen Head Header Bolts, 3/8-16 x 3/4, Set/12

Many Engines, 1.12" Overall Length, Allen Wrench Type

Overall Length: 1.12"

Under Head Length: 0.75"

Thread Pitch: 3/8"-16

Wrench Type: Allen

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Doug's Headers D570-R Full Length Header 1-3/4 In, 70-81 Firebird, Raw

$566.99
$861.34

350, 400, 455, 403, 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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Hooker 3901HKR Competition Header, Painted

260, 307, 330, 350, 403, Full-length Header Tube Type

Ships Free

Header Tube Type: Full-length

Finish: Temporary Paint

Primary Tube Diameter: 1-5/8"

Material Type: Steel

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Hooker 3901-1HKR Competition Header, Ceramic Coated

260, 307, 330, 350, 403, Full-length Header Tube Type

Ships Free

Header Tube Type: Full-length

Finish: Silver ceramic coated

Primary Tube Diameter: 1-5/8"

Material Type: Steel

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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 3107HKR Super Competition Long Tube Header, Painted

350, 403, Full-length Header Tube Type, Temporary Paint

Ships Free

Header Tube Type: Full-length

Finish: Temporary Paint

Primary Tube Diameter: 1-3/4"

Material Type: Steel

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King Chrome Hex Header Bolts, 3/8-16 x 3/4 Inch, Set/12

Many Engines, 1.03" Overall Length, Hex Wrench Type

Overall Length: 1.03"

Under Head Length: 0.75"

Thread Pitch: 3/8"-16

Wrench Type: Hex

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Flowtech 11154FLT Long Tube Header, 1.75 Inch x 3 Inch

400, 403, 425, 455, Long Tube Header Tube Type, Painted

Ships Free

Header Tube Type: Long Tube

Finish: Painted

Flange Style: Round Port

Primary Tube Diameter: 1-3/4"

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King Chrome Allen Header Bolts, 3/8-16 x 3/4 Inch, Set/12

Many Engines, 1.12" Overall Length, Allen Wrench Type

Overall Length: 1.12"

Under Head Length: 0.75"

Thread Pitch: 3/8"-16

Wrench Type: Allen

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Flowtech 11150FLT Long Tube Header

350, 371, 394, 400, 403, Long Tube Header Tube Type

Ships Free

Header Tube Type: Long Tube

Finish: Painted

Flange Style: Rectangular Port

Primary Tube Diameter: 1-3/4"

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Flowtech 11152FLT Long Tube Header, 1.75 Inch x 3 Inch

260, 303, 307, 324, 330, 350, 371, 394, 400, 403, Black

Ships Free

Header Tube Type: Long Tube

Finish: Painted

Flange Style: Round Port

Primary Tube Diameter: 1-3/4"

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Flowtech 31152FLT Long Tube Header, Ceramic Coated

260, 307, 330, 350, 400, 403, Ceramic Coated, Silver

Ships Free

Header Tube Type: Long Tube

Finish: Ceramic Coated

Flange Style: Round Port

Primary Tube Diameter: 1-3/4"

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

$251.99
$353.26

350, 400, 455, 403, Full-length Header Tube Type, Steel

Ships Free
On Sale

Header Tube Type: Full-length

Finish: Hi-Temp Black

Flange Style: D Port

Primary Tube Diameter: 1-5/8"

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Longacre 52-35600 12-Point Header Bolts, SBC, Set of 12

Many Engines, 3/8"-16 Thread Pitch, Steel

Thread Pitch: 3/8"-16

Wrench Type: 12 Point

Material Type: Steel

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Spectre 46723 Header Bolts, Gold Iridated, Steel, Set of 12

Many Engines, 0.875" Under Head Length, Steel

Under Head Length: 0.875"

Thread Pitch: 3/8"-16

Material Type: Steel

Finish: Gold Iridited

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Patriot Exhaust H7973 Zinc Plated Header Bolts, 3/8-16 x 1, 12

$8.99
$10.39

Many Engines, 1" Under Head Length, Steel, Zinc

On Sale

Under Head Length: 1"

Thread Pitch: 3/8"-16

Material Type: Steel

Finish: Zinc

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Mr Gasket 917A 100 Header Bolts

$75.99
$81.68

Many Engines, 1" Under Head Length, Hex Wrench Type

On Sale

Under Head Length: 1"

Thread Pitch: 3/8"-16

Wrench Type: Hex

Material Type: Steel

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Spectre 46703 Header Bolts, Cadmium Plated, 3/8-16 Thread, Set of 12

Many Engines, 3/8"-16 Thread Pitch, Steel

Thread Pitch: 3/8"-16

Material Type: Steel

Finish: Cadmium Plated

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Mr Gasket 7170MRG Exhaust Gaskets, Oldsmobile, Copper-Seal

$39.99
$42.12

330, 350, 400, 403, 425, 455, Copper Gasket Material

On Sale

Gasket Material: Copper

Port Style: Rectangular

Port Height: 1.92"

Port Width: 1.55"

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Patriot Exhaust H8100-1 Full Length Header, 68-77 Cutlass 350-403, CC

$424.99
$618.94

403, Full-length Header Tube Type, Chrome, Steel

Ships Free
On Sale

Header Tube Type: Full-length

Finish: Chrome

Flange Style: Standard

Primary Tube Diameter: 1-5/8"

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Patriot Exhaust H8100-B Full Length Header, 68-77 Cutlass 350-403, Blk

$264.99
$379.04

403, Full-length Header Tube Type, Hi-Temp Black, Steel

Ships Free
On Sale

Header Tube Type: Full-length

Finish: Hi-Temp Black

Flange Style: Standard

Primary Tube Diameter: 1-5/8"

Compare
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Patriot Exhaust H8100 Full Length Header, 68-77 Cutlass 350-403, Raw

$254.99
$365.87

403, Full-length Header Tube Type, Raw, Steel, Natural

Ships Free
On Sale

Header Tube Type: Full-length

Finish: Raw

Flange Style: Standard

Primary Tube Diameter: 1-5/8"

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