Product Summary

Chevy Small Block V8, Full-length Header Tube Type

  • Fits D-Port cylinder heads including ZZ4 crate engines
  • Does not fit 67-69 Camaro with A/C
  • Will fit most angle plug heads including factory Chevrolet “Bow-Tie” heads
  • Requires removal or modification of locking steering columns if equipped
  • Will fit Detroit Speed & Engineering front subframes with rack and pinion steering

Key Specs

MFG. Part #9300110S
BrandSpeedway Motors
Header Tube TypeFull-length
Material TypeStainless Steel

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These long tube stainless steel headers work with both automatic or manual transmissions in 1964-1989 Chevrolet chassis. Features 1-5/8" primary tubes, 3" collectors, and fits angled or straight plug S/B Chevy oval exhaust port heads. Built with surface machined thick steel flanges for a great seal and mandrel bent mild steel tubing. These headers are a chassis header and are meant to go inside of the frame rails on the 1965-1989 Chevrolet chassis.

Headers come with installation hardware, collector reducers, gaskets and instructions.



Applications include, but not limited to:

  • 1965-1989 Impala, Caprice, Bel Air, Biscayne
  • 1967-1981 Camaro (except 1967-69 with factory A/C)
  • 1964-1987 Chevelle, Malibu, El Camino
  • 1970-1987 Monte Carlo


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.


MFG. Part #9300110S
BrandSpeedway Motors
Header Tube TypeFull-length
Material TypeStainless Steel
Flange StyleStandard
Primary Tube Diameter1-5/8"
Exhaust Port ShapeOval
Collector Diameter3 Inch
Collector Length8.25"
Flange Thickness.30"
Port Height1.70"
Port Width1.41"
Drivers Side Dimension A7.15"
Drivers Side Dimension B16.88"
Drivers Side Dimension C38.00"
Passenger Side Dimension A5.10"
Passenger Side Dimension B16.88"
Passenger Side Dimension C37.00"
Hardware IncludedYes
Gasket(s) IncludedYes
Sold in QuantityPair
NotesReducers are 3" to 2.50" They are 5.00" long.
Collector Attachment Type3-bolt flange
Collector Reducers IncludedYes
Collector Reducer Exit Diameter2.5"