Product Summary

283, 305, 307, 327, 350, 377, 383, 400, Temporary Paint

  • Standard Chevy port
  • 1 5/8" or 1 3/4" primaries
  • 27" center of flange to the end of the tube
  • High flow mandrel bent tubing
  • Bolts and gaskets included

Key Specs

MFG. Part #9171512
BrandSpeedway Motors
Header Tube TypeUpswept
FinishTemporary Paint
Material TypeSteel

Need To Know

This Product Will Ship Free

Shipping Policies & FAQs

Quick and Easy Returns

Return Policy


  • Fits Small Block Chevy
  • Standard Port
  • Bolts & gaskets included
  • High flow mandrel bent tubing


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.


MFG. Part #9171512
BrandSpeedway Motors
Header Tube TypeUpswept
FinishTemporary Paint
Material TypeSteel
Flange StyleStandard
Primary Tube Diameter1-5/8"
Exhaust Port ShapeSquare
Overall Height33.5"
Collector Diameter3 Inch
Collector Length8.75"
Flange Thickness.25"
Port Height1.50"
Port Width1.50"
Header Dimension A4.75"
Header Dimension B2.38"
Header Dimension C18.25"
Hardware IncludedYes
Gasket(s) IncludedYes
Sold in QuantityPair
Collector Attachment TypeSlip fit
Collector Reducers IncludedNo