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$144.99
Speedway Adjustable Small Block Chevy IMCA Headers, Raw Finish
Speedway Adjustable Small Block Chevy IMCA Headers, Raw Finish

Speedway Adjustable Small Block Chevy IMCA Headers, Raw Finish

Chassis Header Tube Type, Raw, Standard Flange Style, 1-5/8" Primary Tube Diameter, Steel

5 Reviews | 3 Answered Questions
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Speedway Adjustable Small Block Chevy IMCA Headers, Raw Finish
Speedway Adjustable Small Block Chevy IMCA Headers, Raw Finish
Speedway Adjustable Small Block Chevy IMCA Headers, Raw Finish
Speedway Adjustable Small Block Chevy IMCA Headers, Raw Finish
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Speedway Adjustable Small Block Chevy IMCA Headers, Raw Finish
Speedway Adjustable Small Block Chevy IMCA Headers, Raw Finish
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Part # 91013168
$144.99
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  • Fits S/B Chevy
  • Stepped header
  • 1 5/8" to 1 3/4" primary, 3" collector
  • Includes 90 degree and 60 degree collectors, adjustable for power tuning and footbox location
  • Includes gaskets and header bolts

Details

Header Tube Type:
Chassis
Finish:
Raw
Flange Style:
Standard
Primary Tube Diameter:
1-5/8"
Material Type:
Steel
Color:
Natural
Weld-Up:
No
Exhaust Port Shape:
Round
MFG. Part #:
91013168
Collector Diameter:
3 Inch
Collector Length:
7.5"
Flange Thickness:
.31"
Port Height:
1.51"
Port Width:
1.51"
Hardware Included:
Yes
Gasket(s) Included:
Yes
Sold in Quantity:
Set

Info

Get your Modified breathing better and making maximum power for less money with Speedway adjustable IMCA headers. The stepped header design has adjustable-length primaries to allow for power tuning and variances in engine and foot box location. Adjustable pipe length allows you to shorten headers to work better on longer tracks, or leave pipes long for optimum performance on short tracks.

  • Quality construction with black steel finish
  • All the features of more expensive headers, without the high price tag
  • Adjustable-length primary pipes for performance tuning
  • Pipe length can be adjusted for foot box and engine location
  • Fits IMCA Modifieds with a S/B Chevy standard exhaust port pattern
  • Includes gaskets and header bolts
  • 60-degree turnout on driver's side
  • 90-degree turnout on passenger side

Header Dimension Chart

Notes

These headers are treated with a light coating of anti-corrosion paint to avoid rust during shipment and on the shelf. This coating must be removed entirely before painting with a high-temp paint for final installation. Coating can be removed with lacquer thinner.

Specs


Important Messages

  • Get FREE shipping when your order includes this item and exceeds $99! Ground shipping only in the contiguous US.
Some parts are not legal for use in California or other states with similar laws/regulations

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Reviews

Q & A

Videos & Articles
  • Watch our video on the ceramic coating process for Armor Hot Coating. Headers coated with Armor Hot Coating protect your car without sacrificing looks.
  • Maintaining your headers is an important part of any hot rod. Pat gives some tips and demonstrates how well Purple Metal Polish works for keeping your headers looking great.
  • Jeremy explains the different options of headers that Speedway Motors offers for Demolition Derby cars. Watch this video to see a variety of options and the benefits of certain headers.
  • Hooker headers are installed in a 1967 Pontiac Firebird for increased power and a boost in performance. See how to work through fitment of the steering box, clutch Z bar and starter.

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