Product Summary

Chevy Small Block V8, Chassis Header Tube Type, Steel

  • For '78-'88 Chevelle, Monty Carlo, Grand Prix, Cutlass and Regal
  • Use solid side or rear mounts
  • Fits angle or straight plug heads, standard port only
  • Must use short oil filter
  • Will not clear stock clutch linkage

Key Specs

Header Tube TypeChassis
Exhaust Port ShapeRectangle
Flange StyleStandard
Primary Tube Diameter1-3/4"
Material TypeSteel

Need To Know

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Speedway Motors 91013186 Details

These Small Block Chevy street stock headers are for 1972-1987 Malibu, Monte Carlo, Grand Prix, Cutlass and Regal. Also fits a 1970-1981 Camaro.

  • Can use solid side or rear mounts
  • Clears side and rear engine mounts (motor must be in stock location)
  • Will fit straight or angle plug heads
  • Includes anit-rust paint
  • Will not clear stock manual clutch linkage ball or air condition box
  • Must use short oil filter such as WIX 51069, AC PF24, or FRAM PH30
  • Black painted finish

Item Details

3-1/2" Collector


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.

Speedway Motors 91013186 Specifications

MFG. Part #91013186
BrandSpeedway Motors
Header Tube TypeChassis
Exhaust Port ShapeRectangle
Flange StyleStandard
Primary Tube Diameter1-3/4"
Material TypeSteel
Collector Diameter3-1/2 Inch
Collector Attachment TypeSlip fit
Hardware IncludedYes
Gasket(s) IncludedYes
Collector Reducers IncludedNo
Collector Length7.75"
Flange Thickness.32"
Port Height1.77"
Port Width1.43"
Drivers Side Dimension A5.2"
Drivers Side Dimension B17.1"
Drivers Side Dimension C29.5"
Passenger Side Dimension A5.88"
Passenger Side Dimension B16.2"
Passenger Side Dimension C32.88"
Sold in QuantityPair