Product Summary

Long Tube Header Tube Type, Round Exhaust Port Shape

  • These stainless steel headers are just the ticket for you B/B Chevy guys
  • Feature 2" primary tubes, 3-1/2" collectors
  • Must be used with original big block motor mounts to fit properly
  • Built with surface machined thick steel flanges for a great seal and mandrel bent mild steel tubing
  • Mandrel bent mild steel tubing
See more details

Key Specs

MFG. Part #9300112S
Header Tube TypeLong Tube
Exhaust Port ShapeRound
Flange StyleStandard
Primary Tube Diameter2"
See more specs

Need To Know

Quick and Easy Returns

Return Policy

Speedway Motors 9300112S Details

These stainless steel headers are just the ticket for you B/B Chevy guys. They feature 2" primary tubes, 3-1/2" collectors, and must be used with original big block motor mounts to fit properly. Built with surface machined thick steel flanges for a great seal and mandrel bent mild steel tubing.

Headers come with:

  • installation hardware
  • collector reducers
  • gaskets
  • instructions

Application

Applications include, but not limited to:

  • 1965-1970 Impala, Bel Air, Biscayne
  • 1967-1969 Camaro
  • 1968-1974 Nova

Guides & Documents

CARB Warning

For race/ off road use only

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. 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 9300112S Specifications

KEY SPECS
MFG. Part #9300112S
BrandSpeedway Motors
Header Tube TypeLong Tube
Exhaust Port ShapeRound
Flange StyleStandard
Primary Tube Diameter2"
Material TypeStainless Steel
ColorNatural
Weld-UpNo
Collector Diameter3-1/2 Inch
FinishPolished
Hardware IncludedYes
Gasket(s) IncludedYes
Collector Reducers IncludedYes
Collector Reducer Exit Diameter2.5"
Collector Attachment Type3-bolt flange
GENERAL
Sold in QuantityPair
Collector Length9.75"
Flange Thickness0.38"
Port Height1.83"
Port Width1.83"
Drivers Side Dimension A12"
Drivers Side Dimension B17.5"
Drivers Side Dimension C37"
Passenger Side Dimension A9"
Passenger Side Dimension B17.5"
Passenger Side Dimension C36"

Ratings & Reviews

5

3 Reviews

Overall Assessment

Customers commend the product for its exceptional aesthetics and performance, with many noting the attractive finish and quality welds. The product fits beautifully and is especially praised for enhancing sound effects. The easy installation process, even with minor adjustments for some models, is seen as a negligible concern in contrast to its overall practicality and superior performance. It is particularly popular and recommended for use in vintage cars such as the 1969 Nova, highlighting its versatility. Overall, customers highly rate this product for surpassing competitor offerings in terms of quality, usability, and safety.

5

3 reviews

5

3

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Good buy

5.0

a year ago

Rj

48867

Verified

Engine swap from sb to bb. Fit great. Not easy to install. Not headers fault. 68 camaro. Tight fit. Do not hit anywhere. Look great

Would Recommend

this product is a great buy

5.0

6 years ago

GW

Monroe, N.C.

Verified

looks good, fits great sounds perfrorms great

Would Recommend

Awesome product for the price!

5.0

6 years ago

BlackMamba

Poulsbo, WA

Verified

Beautiful finish, quality welds, great fit in my 1969 Nova. I followed the instructions with proper frame stands and mounts, still had to shave my manual steering box to avoid contact. But no big deal in my book.

Would Recommend

Showing 3 of 3 reviews

Questions & Answers

3 Questions • 3 Answers

Will headers fit 1970 chevelle bbc

by Moe

• 3 years ago

1 answer

does a magnet stick to these headers? will these fit a 57 chevy w/BB? a 300 series will not stick a magnet. a 400 series will stick a magnet.

by gmvette

• 11 years ago

1 answer

What grade of stainless steel are these headers made of?

by ThomLewis

• 11 years ago

1 answer

3 of 3 questions shown

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