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Product Summary

Universal Fit, Roadster Header Tube Type, Raw, Steel

  • This weld up header kit allows you to fabricate your own LS headers
  • Features 18 gauge mild steel tubing which is easily welded for a DIY style kit
  • These weld up headers will require some cutting, fitting, fabrication and welding
  • Kit includes eight mandrel-bent tubes, two pre-formed collectors, two extra-thick flanges, gaskets, and bolts
  • 1-3/4" primary tubes and 3" collector size work well for mild to high horsepower builds

Key Specs

MFG. Part #41869510
BrandSpeedway Motors
Header Tube TypeRoadster
FinishRaw
Material TypeSteel

Need To Know

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Details

These Chevy/GM LS engine headers feature 18 gauge mild steel designed for many racing applications where LS1 engines are used. Kit includes eight mandrel-bent tubes, two pre-formed collectors, two extra-thick oval port flanges, gaskets, and bolts.

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

Item Details

1-3/4" Round Port, 3" Collector

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.

Specifications

KEY SPECS
MFG. Part #41869510
BrandSpeedway Motors
Header Tube TypeRoadster
FinishRaw
Material TypeSteel
GENERAL
Flange StyleStandard
Primary Tube Diameter1-3/4"
ColorNatural
Weld-UpYes
Exhaust Port ShapeRound
Collector Diameter3 Inch
Collector Length12.00"
Flange Thickness.31"
Port Height1.81"
Port Width1.81"
Hardware IncludedYes
Gasket(s) IncludedYes
Sold in QuantityKit
Collector Attachment TypeSlip fit