Product Summary

Universal Fit, Chassis Header Tube Type, Steel, Natural

  • Features 18 gauge mild steel
  • Fabrication required
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Key Specs

MFG. Part #930SK158
Header Tube TypeChassis
Exhaust Port ShapeSquare
Flange StyleStandard
Primary Tube Diameter1-5/8"
See more specs

Need To Know

Quick and Easy Returns

Return Policy

Speedway Motors 930SK158 Details

Save money by welding and assembling your own headers! These small block Chevy header kits will work for many racing and rodding applications. It includes everything you need to assemble a pair of high-quality headers: eight mandrel-bent primary tubes, two pre-formed collectors, two extra-thick standard-port flanges, two gaskets, and 12 header bolts.

Designed for the seasoned, hands-on enthusiast, weld up headers will require some cutting, fitting and welding.

  • Thick 5/16" steel flanges
  • Mandrel-bent 18-gauge mild steel tubing
  • Pre-formed 4-into-1 collectors
  • 8" length from longest to tube flange to bend
  • 5" length from shortest tube flnge to the bend
  • 1-5/8” primary tubes
  • 3” collectors

Item Details

1-5/8" Standard Port, 3" Collector

Charts

Specs


CARB Warning

For race/ off road use or for use on pre-1966 vehicles.

Emissions warning: this part only legal for sale or use in California for racing (competition) vehicles which may never be used, registered, or licensed for use upon a public highway, or if installed in vehicles model-year 1965 or older; motorcycles model-year 1977 or older; or off-highway recreational vehicles (such as off-road motorcycles and all-terrain vehicles) model-year 1996 and older. Any other use renders the vehicle tampered and not legal for use on California public highways (any public street or roadway, public dirt road, public park, or publicly maintained right of way open to the use of the public for vehicular travel). Violations subject to $37,500 penalty per violation per vehicle, revocation of registration, loss of use on California public right of ways, and proof of correction for tampering. There are similar restrictions and penalties under federal law and the laws of all other states with penalties under federal law of up to approximately $45,268 per tampered vehicle and/or engine.

Speedway Motors 930SK158 Specifications

KEY SPECS
MFG. Part #930SK158
BrandSpeedway Motors
Header Tube TypeChassis
Exhaust Port ShapeSquare
Flange StyleStandard
Primary Tube Diameter1-5/8"
Material TypeSteel
ColorNatural
Weld-UpYes
Collector Diameter3 Inch
FinishRaw
Hardware IncludedYes
Gasket(s) IncludedYes
Collector Reducers IncludedNo
Collector Attachment TypeSlip fit
GENERAL
Sold in QuantityKit
Collector Length12.25"
Flange Thickness0.31"
Port Height1.68"
Port Width1.48"

Ratings & Reviews

4.9

12 Reviews

Overall Assessment

Customers consistently praise our product's high quality, durability, and excellent price-value ratio. They highlight the great functionality and flexibility it provides, with one user successfully completing a custom project due to the accuracy of the product's bends. The thickness of the flanges and tubing is singled out as surpassing expectations. The product is found to be easily adaptable, noted by a customer who used it to craft a manifold for a 5-cylinder. Recommendations point out the product's superior qualities in comparison to others, making it ideal for specialized projects. Its versatility, superior material quality, and great value make it a popular choice amongst users.

4.9

12 reviews

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Filter by Ratings

These headers were great

5.0

a year ago

Jo

Cottondale alabame

Verified

Igot these headers to modify to fit a truck with an engine swap

Would Recommend

Puuuuuur-fect

5.0

3 years ago

Tom

Crystal Lake, Illinois

Verified

And numerous header attempts, for my project, this one is making it work as I need it. Great quality, as always, from Speedway.

Would Recommend

Headers

5.0

4 years ago

Rick England

Wichita ks

Verified

Tubing worked out great.

Would Recommend

Real nice set

5.0

5 years ago

Chris

Alpena Mi

Verified

I was really surprised at the thickness of the flanges and the accuracy or the bends.

Would Recommend

Great quality

5.0

6 years ago

Timm

Kansas City

Verified

These bends and the thickness of the tube far surpassed what I thought I'd be getting for the price

Would Recommend

I would buy this product again

4.0

6 years ago

Jo

windsor VT

Verified

I'm not using this to make v8 headers I needed the peaces to make a manifold for a 5 cylinder

Would Recommend

yes

5.0

7 years ago

david

okla

Verified

good

Would Recommend

Great Product

5.0

8 years ago

Jedd

California

Verified

Good quality tubing, the flanges are well machined , came with gaskets and hardware at a great price, great shipping times

Would Recommend

easy!

5.0

10 years ago

tommy3

glendale az.

Verified

very fast delivery. and i loved the free part.

Would Recommend

Great Item at a great price

5.0

10 years ago

Woody

Pine Grove PA

Verified

These kits are a great value

Would Recommend

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Showing 10 of 12 reviews

Questions & Answers

2 Questions • 3 Answers

I'm looking for a kit to make a set of fenderwell headers for my 68 Chevelle Gasser. Would this kit be a good kit or at least a good starting point?

by Moose

• 11 years ago

1 answer

Do you think with with this kit I will have enough pipe to go over the frame rail and though the fenderwells on a 1978 chevy truck?

by deboard

• 12 years ago

2 answers

2 of 2 questions shown

Fitment

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Customer Impersonation Script