Schoenfeld 1131CM2 IMCA/UMP 602 Crate Modified 1-5/8 Inch Headers

#9171131CM2

Schoenfeld 1131CM2 IMCA/UMP 602 Crate Modified 1-5/8 Inch Headers

Name: Schoenfeld 1131CM2 IMCA/UMP 602 Crate Modified 1-5/8 Inch Headers
Brand: Schoenfeld
SKU: 9171131CM2
Price: 319.95 USD
Availability: InStock
Rating: 5 (1 reviews)

1 Review

1 Question

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

$319.95

/pair

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Product Summary

Chassis Header Tube Type, Square Exhaust Port Shape

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

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Key Specs

MFG. Part #	1131CM2
Header Tube Type	Chassis
Exhaust Port Shape	Square
Flange Style	Standard
Primary Tube Diameter	1-5/8"

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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

Choosing the Right Headers

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.

CA WARNING:

Can expose you to lead, a carcinogen and reproductive toxicant. See www.P65Warnings.ca.gov

CARB warning

Schoenfeld 1131CM2 Specifications

KEY SPECS
MFG. Part #	1131CM2
Brand	Schoenfeld
Header Tube Type	Chassis
Exhaust Port Shape	Square
Flange Style	Standard
Primary Tube Diameter	1-5/8"
Material Type	Steel
Color	Black
Weld-Up	No
Collector Diameter	3 Inch
Finish	Painted
Hardware Included	Yes
Gasket(s) Included	Yes
Collector Reducers Included	No
Collector Attachment Type	Slip fit

GENERAL
Sold in Quantity	Pair
Collector Length	8"
Flange Thickness	0.25"
Tuned	No
Crossover Pipe Included	No
Transmission Mount Included	No
Catalytic Converter(s) Included	No
Motor Mounts Included	No

Ratings & Reviews

1 Review

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I would buy this again but hope I won't have to.

5.0

3 years ago

Dan

Greenfield WI

Verified

These are a perfect fit and easy to install.

Would Recommend

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Questions & Answers

1 Question • 1 Answer

Sort Questions

I am interested in a 1131 cm2 which fits a crate motor. Will these fit a standard Chevy bolt pattern flange or exhaust flange ? What is the difference between a 1131 header and a 1131cm2 header? Thank You, Harry

by Hot Rod

• 2 years ago

1 answer

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