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Product Summary

Chevy Small Block V8, Long Tube Header Tube Type, Steel

  • Made from light weight & sturdy 16 gauge tubing
  • Includes mandrel-bent tubing for smooth exhaust flow
  • Features tuned-length primary tubes for street performance
  • It is mandrel-formed Power Plenum collector for low back pressure
  • These header will fir a variety of vehicle applications (see list)

Key Specs

Header Tube TypeLong Tube
Exhaust Port ShapeRound
Flange StyleStandard
Primary Tube Diameter1-5/8"
Material TypeSteel

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Flowtech Exhaust 11100FLT Details

Flowtech headers are the perfect combination of performance and value. Flowtech long tube headers are precision engineered using mandrel-bent tubing, formed collectors, and 3/8" flanges with sealing rings for a leak-free seal. All mounting hardware and gaskets are included for a simple installation. This header is coated in a high heat resistant black paint for a stealthy appearance.

  • Tuned-length primary tubes for street performance
  • Mandrel-bent tubing for smooth exhaust flow
  • Lightweight & sturdy 16 gauge tubing
  • Mandrel-formed Power Plenum collector for low back pressure
  • Sturdy, leak-tested O-Ring port seals
  • Engineered for a precision fit
  • Designed for easy, trouble-free installation
  • Includes all mounting hardware and premium gaskets
  • Works with factory power steering and power brakes

Application

Vehicles:

  • 1967-81 Camaro
    • Will NOT fit 1967-69 Camaro w/ Air Conditioning
  • 1965-74 Chevy Full-Size Car
    • Does NOT fit with manual transmission on late model passenger wagons
  • 1964-73 Chevelle
  • 1964-74 El Camino/Malibu
  • 1964-72 Skylark
  • 1968-74 ChevyII/Nova
  • 1970-74 Monte Carlo
    • Does NOT fit with manual transmission on Monte Carlol

Engine/Exhaust Specs:

  • 283-400 Chevy Small Block Gen I
    • Will NOT fit with angle plug heads or raised port heads
    • Factory motor mounts must be used for proper engine placement
    • Will ONLY fit vehicle applications listed provided they have a Chevy Small Block Gen I engine
  • Primary Tube Size 1.625"
  • Collector Size 3" - reduced to 2-1/2" exhaust tubing systems

Charts

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.

Flowtech Exhaust 11100FLT Specifications

KEY SPECS
MFG. Part #11100FLT
BrandFlowtech Exhaust
Header Tube TypeLong Tube
Exhaust Port ShapeRound
Flange StyleStandard
Primary Tube Diameter1-5/8"
Material TypeSteel
ColorBlack
Weld-UpNo
Collector Diameter3 Inch
FinishPainted
Collector Attachment Type3-bolt flange
Hardware IncludedYes
Gasket(s) IncludedYes
Collector Reducers IncludedYes
Collector Reducer Exit Diameter2.5"
GENERAL
Sold in QuantityPair
Emission Code3
GTIN Code787480111005