Product Summary

262, 265, 267, 283, 302, 305, 307, 327, 350, 400, Steel

  • Features longer primaries for maximum torque and horsepower
  • Will fit Rage, and other popular chassis with 23" out to inside of left side collector
  • Primary tubes have a 1-5/8" diameter and the collector has a 3" diameter
  • Headers come with a squared-style flange and all required bolts and gaskets
  • They have an all-steel construction with a black painted finish for added protection

Key Specs

Header Tube TypeChassis
Exhaust Port ShapeSquare
Flange StyleStandard
Primary Tube Diameter1-5/8"
Material TypeSteel

Need To Know

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Schoenfeld 1131CM2 Details

These 602 Crate Motor IMCA headers fit Rage, Harris, Elite, Longhorn,Razor and others. They have longer primaries for maximum torque and horsepower.  Bolts and gaskets included.

  • Fits Rage, Harris, Elite, Longhorn, Razor and other popular chassis
  • Longer primaries for maximum torque and horsepower
  • Bolts and gaskets included
  • 1-5/8" primary diameter with 3" x 8" collector

Guides & Documents

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.

Schoenfeld 1131CM2 Specifications

MFG. Part #1131CM2
Header Tube TypeChassis
Exhaust Port ShapeSquare
Flange StyleStandard
Primary Tube Diameter1-5/8"
Material TypeSteel
Collector Diameter3 Inch
Collector Attachment TypeSlip fit
Hardware IncludedYes
Gasket(s) IncludedYes
Collector Reducers IncludedNo
Collector Length8"
Flange Thickness0.25"
Sold in QuantityPair
Catalytic Converter(s) IncludedNo
Crossover Pipe IncludedNo
Motor Mounts IncludedNo
Transmission Mount IncludedNo