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The Mark IV big block was the culmination of Chevrolet's performance engine development. Featured in early Camaros, Novas, Chevelles, Monte Carlos, Bel Airs, Impalas, and Corvettes, the popular 396 powerplant terrorized local drag strips and gave high performance engines a new standard. The success was short lived due to fuel shortages and emission standards. But fear not! The horsepower happy big block lives on and Speedway Motors is your source for performance parts and accessories for your 396 Chevy engine.

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396, 402, 427, 454, 496, 502, Raw, Steel, Natural

Ships Free

Header Tube Type: Fenderwell

Finish: Raw

Flange Style: Standard

Primary Tube Diameter: 2"

Quick View

Universal Fit, Roadster Header Tube Type, Raw, Steel

Ships Free

Header Tube Type: Roadster

Finish: Raw

Flange Style: Standard

Primary Tube Diameter: 2"

Quick View

Universal Fit, Block Hugger Header Tube Type, Raw

Ships Free

Header Tube Type: Block Hugger

Finish: Raw

Flange Style: Standard

Primary Tube Diameter: 1-3/4"

Quick View

Universal Fit, Lake Style Header Tube Type, Raw, Steel

Ships Free

Header Tube Type: Lake Style

Finish: Raw

Flange Style: Standard

Primary Tube Diameter: 1-7/8"

Quick View

396, 402, 427, 454, 496, 502, Chassis Header Tube Type

Ships Free

Header Tube Type: Chassis

Finish: Raw

Flange Style: Standard

Primary Tube Diameter: 1-7/8"

Quick View

Universal Fit, Lake Style Header Tube Type, Raw, Steel

Ships Free
On Sale

Header Tube Type: Lake Style

Finish: Raw

Flange Style: Standard

Primary Tube Diameter: 1-7/8"

Quick View

Universal Fit, Lake Style Header Tube Type, Raw, Steel

Ships Free

Header Tube Type: Lake Style

Finish: Raw

Flange Style: Standard

Primary Tube Diameter: 1-7/8"

Quick View

396, 402, 427, 454, 496, 502, Raw, Steel, Natural

Ships Free

Header Tube Type: Full-length

Finish: Raw

Flange Style: Standard

Primary Tube Diameter: 2"

Quick View

Universal Fit, Roadster Header Tube Type, Raw, Steel

Ships Free

Header Tube Type: Roadster

Finish: Raw

Flange Style: Standard

Primary Tube Diameter: 1-7/8"

Quick View

Universal Fit, Lake Style Header Tube Type, Raw

Ships Free

Header Tube Type: Lake Style

Finish: Raw

Flange Style: Standard

Primary Tube Diameter: 1-7/8"

Quick View

366, 396, 402, 427, 454, Fenderwell Header Tube Type

Ships Free
On Sale

Header Tube Type: Fenderwell

Finish: Raw

Flange Style: Standard

Primary Tube Diameter: 2"

Quick View

396, 402, 427, 454, 496, 502, 572, Aluminum, As Cast

Overall Thickness: 1.125"

Gasket(s) Included: No

Hardware Included: No

Material Type: Aluminum

Quick View

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

Ships Free

Header Tube Type: Full-length

Finish: Raw

Flange Style: Standard

Primary Tube Diameter: 2-3/8 to 2-1/2"

Quick View
$247.03
$339.08

396, 402, 427, 454, Full-length Header Tube Type, Raw

Ships Free
On Sale

Header Tube Type: Full-length

Finish: Raw

Flange Style: Standard

Primary Tube Diameter: 1-3/4"

Quick View
$298.57
$403.82

396, 402, 427, 454, 502, Full-length Header Tube Type

Ships Free
On Sale

Header Tube Type: Full-length

Finish: Raw

Flange Style: Standard

Primary Tube Diameter: 2-1/4"

Quick View

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

Ships Free

Header Tube Type: Full-length

Finish: Raw

Flange Style: Standard

Primary Tube Diameter: 2-1/4 to 2-3/8"

Quick View

396, 402, 427, 454, Full-length Header Tube Type, Raw

Ships Free
On Sale

Header Tube Type: Full-length

Finish: Raw

Flange Style: Standard

Primary Tube Diameter: 2"

Quick View
$235.59
$309.60

396, 402, 427, 454, 409, Mid-Length Header Tube Type

Ships Free
On Sale

Header Tube Type: Mid-Length

Finish: Raw

Flange Style: Standard

Primary Tube Diameter: 1-3/4"

Quick View
$646.39
$913.37

396, 402, 427, 454, 400, Full-length Header Tube Type

Ships Free
On Sale

Header Tube Type: Full-length

Finish: Raw

Flange Style: Standard

Primary Tube Diameter: 2"

Quick View

396, 402, 427, 454, 409, Mid-Length Header Tube Type

Ships Free
On Sale

Header Tube Type: Mid-Length

Finish: Raw

Flange Style: Standard

Primary Tube Diameter: 1-7/8"

Quick View
$251.49
$345.21

396, 402, 454, 400, Full-length Header Tube Type, Raw

Ships Free
On Sale

Header Tube Type: Full-length

Finish: Raw

Flange Style: Standard

Primary Tube Diameter: 2"

Quick View
$269.28
$364.20

396, 402, 427, 454, Full-length Header Tube Type, Raw

Ships Free
On Sale

Header Tube Type: Full-length

Finish: Raw

Flange Style: Standard

Primary Tube Diameter: 1-7/8"

Quick View
$325.79
$447.20

396, 402, 427, 454, 502, Full-length Header Tube Type

Ships Free
On Sale

Header Tube Type: Full-length

Finish: Raw

Flange Style: Standard

Primary Tube Diameter: 2-3/8"

Quick View
$201.93
$273.11

396, 402, 427, 454, Block Hugger Header Tube Type, Raw

Ships Free
On Sale

Header Tube Type: Block Hugger

Finish: Raw

Flange Style: Standard

Primary Tube Diameter: 1-3/4"

Quick View
$185.82
$255.08

396, 402, 427, 454, Full-length Header Tube Type, Raw

Ships Free
On Sale

Header Tube Type: Full-length

Finish: Raw

Flange Style: Standard

Primary Tube Diameter: 2"

Quick View
$287.37
$388.66

396, 402, 427, 454, Roadster Header Tube Type, Raw

Ships Free
On Sale

Header Tube Type: Roadster

Finish: Raw

Flange Style: Standard

Primary Tube Diameter: 1-7/8"

Quick View
$646.39
$913.37

396, 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: 2"

Quick View
$521.00
$736.17

396, 402, 454, 283, 400, Tri-Y Header Tube Type, Raw

Ships Free
On Sale

Header Tube Type: Tri-Y

Finish: Raw

Flange Style: Standard

Primary Tube Diameter: 1-3/4"

Quick View
$420.51
$577.22

396, 402, 427, 454, 502, Full-length Header Tube Type

Ships Free
On Sale

Header Tube Type: Full-length

Finish: Raw

Flange Style: Standard

Primary Tube Diameter: 2-3/8"

Quick View

Universal Fit, Block Hugger Header Tube Type, Raw

Ships Free

Header Tube Type: Block Hugger

Finish: Raw

Flange Style: Standard

Primary Tube Diameter: 1-3/4"

Quick View
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