Product Summary

  • Blemished
  • Item has cosmetic imperfections such as scuffs, dents, bends, or similar marks. The item functions as originally intended but is discounted due to these blemishes. Please review the photos and description for more information
  • Feature 1 3/4" primary tubes and 3" collectors
  • Oxygen sensor bung welded to collectors
  • Armor Hot Coat® is a Speedway Motors custom ceramic heat proof coating that will keep the finish of these headers looking great for years to come
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Key Specs

Garage Sale TypeBlemished
Header Tube TypeMid-Length
Exhaust Port ShapeRound
Flange StyleStandard
Primary Tube Diameter1-3/4"
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Need To Know

Ineligible for Return

Contains items that cannot be returned

Speedway Motors UP234367 Details

Garage Sale Product

This is Garage Sale priced due to cosmetic imperfections. The item functions as originally intended but is discounted due to the blemishes. The photos above will show the imperfections. THERE ARE SCRATCHES AND DENTS ON THIS PART.

NO WARRANTY, NO RETURNS ON GARAGE SALE ITEMS

These headers allow you to install the popular LS1 engine in your 1955-1957 Chevy car. They feature 1-3/4" primary tubes and 3" collectors. Oxygen sensor bung welded to collectors. These ceramic coated headers provide superior performance and durability.

Note: These headers will not clear motor mount part number 720-4501 and 916-55571.

Charts

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 UP234367 Specifications

KEY SPECS
MFG. Part #UP234367
BrandSpeedway Motors
Garage Sale TypeBlemished
Header Tube TypeMid-Length
Exhaust Port ShapeRound
Flange StyleStandard
Primary Tube Diameter1-3/4"
Material TypeSteel
ColorSilver
Weld-UpNo
Collector Diameter3 Inch
FinishCeramic Coated
Hardware IncludedYes
Gasket(s) IncludedYes
Collector Reducers IncludedYes
Collector Reducer Exit Diameter2.5"
Collector Attachment Type3-bolt flange
GENERAL
Sold in QuantityPair
NotesIncludes a pair of reducers (3.00" to 2.50")
Collector Length7"
Flange Thickness0.31"
Port Height1.73"
Port Width1.73"
Drivers Side Dimension A8.25"
Drivers Side Dimension B15.5"
Drivers Side Dimension C23.75"
Passenger Side Dimension A7.95"
Passenger Side Dimension B15.05"
Passenger Side Dimension C24.13"

Questions & Answers

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