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Product Summary

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

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    Key Specs

    MFG. Part #H8020
    Header Tube TypeCircle Track
    Exhaust Port ShapeRectangle
    Flange StyleStandard
    Primary Tube Diameter1-3/4"
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    Need To Know

    Quick and Easy Returns

    Return Policy

    Patriot Exhaust H8020 Details

    Patriot offers affordable racing headers and do-it yourself weld up kits for many applications in the popular IMCA Modified, Sprint Car, Late Model Sportsman, Street Stock, Mini-Stock and Pony Car classes. Our headers use precision machined flanges and lightweight but strong 18 gauge tubing. Mandrel bent primaries and long transition collectors reduce backpressure for increased exhaust velocity. Some applications are available with our stepped pipe design to help broaden the torque curve for better corner acceleration. Available with our optional metallic ceramic thermal barrier coating which is corrosion and heat resistant up to 1600 deg. F providing increased thermal fatigue protection and lower under hood temperatures.

    • Patriot Circle Track Headers headers use precision machined flanges and lightweight but strong 18 gauge tubing. Mandrel bent primaries and long transition collectors.
    • Durable 18-gauge tubing
    • Comes complete with gaskets, header bolts and collector reducers.
    • Available in three finishes; uncoated for individual customizing, chrome finish for that show quality shine or with Patriot's very popular metallic ceramic coating.
    • Limited One Year Warranty
    • Patriot Exhaust H8020 1 3/4" Circle Track Header Chevrolet IMCA Small Block Chevrolet Raw Steel
    • Patriot Exhaust H8020 1 3/4" Circle Track Header Chevrolet IMCA Small Block Chevrolet Raw Steel

    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.

    Patriot Exhaust H8020 Specifications

    KEY SPECS
    MFG. Part #H8020
    BrandPatriot Exhaust
    Header Tube TypeCircle Track
    Exhaust Port ShapeRectangle
    Flange StyleStandard
    Primary Tube Diameter1-3/4"
    Material TypeSteel
    ColorNatural
    Weld-UpNo
    Collector Diameter3-1/2 Inch
    FinishRaw
    Hardware IncludedYes
    Gasket(s) IncludedYes
    GENERAL
    Sold in QuantityPair
    GTIN Code694342504342

    Fitment

    • 2-Piece Rear Main Chevy 283

    • 2-Piece Rear Main Chevy 283

    • 2-Piece Rear Main Chevy 283

    • 2-Piece Rear Main Chevy 283

    • 2-Piece Rear Main Chevy 283

    • 2-Piece Rear Main Chevy 283

    • 2-Piece Rear Main Chevy 283

    • 2-Piece Rear Main Chevy 265

    • 2-Piece Rear Main Chevy 283

    • 2-Piece Rear Main Chevy 283

    • Gen 1 L14 Small Block Chevy

    • 2-Piece Rear Main Chevy 400

    • 2-Piece Rear Main Chevy 283

    • Gen 1 L14 Small Block Chevy

    • 2-Piece Rear Main Chevy 400

    • Gen 1 L14 Small Block Chevy

    • 2-Piece Rear Main Chevy 283

    • Gen 1 L14 Small Block Chevy

    • 2-Piece Rear Main Chevy 400

    • Gen 1 L14 Small Block Chevy

    • 2-Piece Rear Main Chevy 283

    • Gen 1 L14 Small Block Chevy

    • 2-Piece Rear Main Chevy 400

    • 2-Piece Rear Main Chevy 283

    • Gen 1 L14 Small Block Chevy

    • 2-Piece Rear Main Chevy 283

    • Gen 1 L14 Small Block Chevy

    • 2-Piece Rear Main Chevy 400

    • 2-Piece Rear Main Chevy 283

    • Gen 1 L14 Small Block Chevy

    • 2-Piece Rear Main Chevy 400

    • 2-Piece Rear Main Chevy 283

    • Gen 1 L14 Small Block Chevy

    • 2-Piece Rear Main Chevy 400

    • Gen 1 DZ Small Block Chevy

    • Gen 1 DZ Small Block Chevy

    • Gen 1 L14 Small Block Chevy

    • Gen 1 L14 Small Block Chevy

    • 2-Piece Rear Main Chevy 267

    • 2-Piece Rear Main Chevy 283

    • Gen 1 L14 Small Block Chevy

    • 2-Piece Rear Main Chevy 400

    • Gen 1 L14 Small Block Chevy

    • 2-Piece Rear Main Chevy 400

    • 2-Piece Rear Main Chevy 267

    • 2-Piece Rear Main Chevy 283

    • Gen 1 L14 Small Block Chevy

    • 2-Piece Rear Main Chevy 400

    • Gen 1 L14 Small Block Chevy

    • 2-Piece Rear Main Chevy 283

    • Gen 1 L14 Small Block Chevy

    • 2-Piece Rear Main Chevy 283

    • 2-Piece Rear Main Chevy 265

    • 2-Piece Rear Main Chevy 283

    • 2-Piece Rear Main Chevy 283

    • 2-Piece Rear Main Chevy 283

    • 2-Piece Rear Main Chevy 283

    • Gen 1 L14 Small Block Chevy

    • 2-Piece Rear Main Chevy 400

    • Gen 1 L14 Small Block Chevy

    • 2-Piece Rear Main Chevy 400

    • 2-Piece Rear Main Chevy 267

    • Gen 1 L14 Small Block Chevy

    • 2-Piece Rear Main Chevy 400

    • Gen 1 L14 Small Block Chevy

    • 2-Piece Rear Main Chevy 400

    • Gen 1 L14 Small Block Chevy

    • 2-Piece Rear Main Chevy 400

    • 2-Piece Rear Main Chevy 283

    • Gen 1 L14 Small Block Chevy

    • 2-Piece Rear Main Chevy 400

    • 2-Piece Rear Main Chevy 283

    • Gen 1 L14 Small Block Chevy

    • 2-Piece Rear Main Chevy 400

    • Gen 1 L14 Small Block Chevy

    • 2-Piece Rear Main Chevy 400

    • 2-Piece Rear Main Chevy 267

    • 2-Piece Rear Main Chevy 283

    • Gen 1 L14 Small Block Chevy

    • 2-Piece Rear Main Chevy 400

    • 2-Piece Rear Main Chevy 283

    • Gen 1 L14 Small Block Chevy

    • 2-Piece Rear Main Chevy 400

    • 2-Piece Rear Main Chevy 283

    • Gen 1 L14 Small Block Chevy

    • 2-Piece Rear Main Chevy 400

    • 2-Piece Rear Main Chevy 283

    • 2-Piece Rear Main Chevy 283

    • Gen 1 L14 Small Block Chevy

    • 2-Piece Rear Main Chevy 400

    • Gen 1 L14 Small Block Chevy

    • 2-Piece Rear Main Chevy 400

    • 2-Piece Rear Main Chevy 400

    • 2-Piece Rear Main Chevy 283

    • Gen 1 L14 Small Block Chevy

    • 2-Piece Rear Main Chevy 400

    • Gen 1 L14 Small Block Chevy

    • 2-Piece Rear Main Chevy 400

    • Gen 1 L14 Small Block Chevy

    • 2-Piece Rear Main Chevy 400

    • 2-Piece Rear Main Chevy 283

    • 2-Piece Rear Main Chevy 400

    • Gen 1 L14 Small Block Chevy

    • 2-Piece Rear Main Chevy 400

    • 2-Piece Rear Main Chevy 267

    • 2-Piece Rear Main Chevy 400

    • 2-Piece Rear Main Chevy 267

    • 2-Piece Rear Main Chevy 265

    • 2-Piece Rear Main Chevy 283

    • 2-Piece Rear Main Chevy 283

    • Gen 1 L14 Small Block Chevy

    • 2-Piece Rear Main Chevy 265

    • 2-Piece Rear Main Chevy 283

    • 2-Piece Rear Main Chevy 400

    • 2-Piece Rear Main Chevy 283

    • Gen 1 L14 Small Block Chevy

    • Gen 1 L14 Small Block Chevy

    • 2-Piece Rear Main Chevy 283

    • 2-Piece Rear Main Chevy 265

    • 2-Piece Rear Main Chevy 283

    • 2-Piece Rear Main Chevy 283

    • 2-Piece Rear Main Chevy 265

    • 2-Piece Rear Main Chevy 283

    • Gen 1 L14 Small Block Chevy

    • 2-Piece Rear Main Chevy 400

    • Gen 1 L14 Small Block Chevy

    • 2-Piece Rear Main Chevy 265

    • 2-Piece Rear Main Chevy 265

    • 2-Piece Rear Main Chevy 283

    • 2-Piece Rear Main Chevy 283

    • 2-Piece Rear Main Chevy 283

    • 2-Piece Rear Main Chevy 265

    • 2-Piece Rear Main Chevy 265

    • 2-Piece Rear Main Chevy 283

    • 2-Piece Rear Main Chevy 283

    • 2-Piece Rear Main Chevy 283

    • 2-Piece Rear Main Chevy 283

    • 2-Piece Rear Main Chevy 283

    • 2-Piece Rear Main Chevy 283

    • 2-Piece Rear Main Chevy 283

    • 2-Piece Rear Main Chevy 283

    • 2-Piece Rear Main Chevy 283

    • 2-Piece Rear Main Chevy 283

    • 2-Piece Rear Main Chevy 283

    • Gen 1 L14 Small Block Chevy

    • 2-Piece Rear Main Chevy 283

    • Gen 1 L14 Small Block Chevy

    • 2-Piece Rear Main Chevy 283

    • Gen 1 L14 Small Block Chevy

    • 2-Piece Rear Main Chevy 400

    • 2-Piece Rear Main Chevy 400

    • 2-Piece Rear Main Chevy 400

    • 2-Piece Rear Main Chevy 400

    • 2-Piece Rear Main Chevy 400

    • 2-Piece Rear Main Chevy 400

    • 2-Piece Rear Main Chevy 400

    • 2-Piece Rear Main Chevy 400

    • 2-Piece Rear Main Chevy 283

    • Gen 1 L14 Small Block Chevy

    • 2-Piece Rear Main Chevy 400

    • 2-Piece Rear Main Chevy 283

    • Gen 1 L14 Small Block Chevy

    • 2-Piece Rear Main Chevy 400

    • 2-Piece Rear Main Chevy 400

    • 2-Piece Rear Main Chevy 283

    • Gen 1 L14 Small Block Chevy

    • 2-Piece Rear Main Chevy 400

    • 2-Piece Rear Main Chevy 283

    • 2-Piece Rear Main Chevy 400

    • 2-Piece Rear Main Chevy 265

    • 2-Piece Rear Main Chevy 283

    • 2-Piece Rear Main Chevy 283

    • Gen 1 L14 Small Block Chevy

    • 2-Piece Rear Main Chevy 265

    • 2-Piece Rear Main Chevy 265

    • 2-Piece Rear Main Chevy 283

    • 2-Piece Rear Main Chevy 283

    • 2-Piece Rear Main Chevy 283

    • 2-Piece Rear Main Chevy 283

    • 2-Piece Rear Main Chevy 283

    Customer Impersonation Script