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Product Summary

Chevy Small Block V8, Full-Length Header Tube Type

  • Ideal for your IMCA modified with a S/B Chevy engine
  • Features stepped 1-3/4" to 1-7/8" primary tube
  • Collector has a 3-1/2" diameter and measures 9" in length
  • All-steel construction with a black painted finish for added protection
  • 1/4" flange has a squared style port design

Key Specs

Header Tube TypeFull-Length
FinishPainted
Flange StyleStandard
Primary Tube Diameter1-3/4"
Material TypeSteel

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Schoenfeld 1186V Details

These Schoenfeld long primary high velocity modified headers are the "baddest" headers for your IMCA modified with a S/B Chevy engine. Stepped 1-3/4" to 1-7/8" primary tubes and 3-1/2" x 9" collector. For standard port heads. Dirtworks style. 

 (There is no "B" dimension for the passenger side header.)

Application

  • Will fit Dirtworks Chassis and most others 
  • Will NOT fit D&M Chassis or Harris Chassis

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Guides & Documents

CARB Warning

For race/ off road use only

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. 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 1186V Specifications

KEY SPECS
MFG. Part #1186V
BrandSchoenfeld
Header Tube TypeFull-Length
FinishPainted
Flange StyleStandard
Primary Tube Diameter1-3/4"
Material TypeSteel
ColorBlack
Weld-UpNo
Exhaust Port ShapeSquare
Collector Diameter3-1/2 Inch
Hardware IncludedYes
Gasket(s) IncludedYes
Collector Attachment TypeSlip fit
Collector Reducers IncludedNo
GENERAL
Collector Length8.75"
Flange Thickness.25"
Port Height1.47"
Port Width1.68"
Drivers Side Dimension A23.6"
Drivers Side Dimension B5.5"
Drivers Side Dimension C20.5"
Passenger Side Dimension A14.3"
Passenger Side Dimension C30"
Sold in QuantityPair