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MSD Ignition Super Conductor 8.5mm Wires Black

121-31773


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MSD Ignition 31773
$117.95
5 left in stock
Super Conductor 8.5mm Wires
  • Black
  • Chevy/GMC Big Block with HEI Cap
  • Distributor Boots: 90° HEI (Male Post)
  • Plug Boots: Straight (Multi-angle)
  • Coil wire not included
  • Free Shipping - Ships
    QTY

    Items You May Also Consider

    Does MSD Ignition 31773 fit your vehicle?

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    1987 GMC V3500

    • Liter: 7.4
    • SubModel: BASE
    • Aspiration: NATURALLY ASPIRATED
    • Fitment Notes: Black Super Conductor 8.5mm; 8.5mm; Fits Chevy Big Block Engines; HEI Boot; This part is legal for sale or use on Emissions Controlled Vehicles; Uncontrolled [Non-Emissions Controlled] Vehicles; and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations
    • CUI: 454
    • Engine Type: V8 ( 7.4L / 454 )
    • Engine Vin: W

    1978 CHEVROLET C10 SUBURBAN

    • Liter: 7.4
    • SubModel: SILVERADO
    • Aspiration: NATURALLY ASPIRATED
    • Fitment Notes: Black Super Conductor 8.5mm; 8.5mm; Fits Chevy Big Block Engines; HEI Boot; This part is legal for sale or use on Emissions Controlled Vehicles; Uncontrolled [Non-Emissions Controlled] Vehicles; and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations
    • CUI: 454
    • Engine Type: V8 ( 7.4L / 454 )
    • Engine Vin: S

    1980 CHEVROLET C30

    • Liter: 7.4
    • SubModel: SILVERADO
    • Aspiration: NATURALLY ASPIRATED
    • Fitment Notes: Black Super Conductor 8.5mm; 8.5mm; Fits Chevy Big Block Engines; HEI Boot
    • CUI: 454
    • Engine Type: V8 ( 7.4L / 454 )
    • Engine Vin: W

    1985 GMC C2500 SUBURBAN

    • Liter: 7.4
    • SubModel: HIGH SIERRA
    • Aspiration: NATURALLY ASPIRATED
    • Fitment Notes: Black Super Conductor 8.5mm; 8.5mm; Fits Chevy Big Block Engines; HEI Boot; This part is legal for sale or use on Emissions Controlled Vehicles; Uncontrolled [Non-Emissions Controlled] Vehicles; and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations
    • CUI: 454
    • Engine Type: V8 ( 7.4L / 454 )
    • Engine Vin: W

    1985 GMC C3500

    • Liter: 7.4
    • SubModel: SIERRA CLASSIC
    • Aspiration: NATURALLY ASPIRATED
    • Fitment Notes: Black Super Conductor 8.5mm; 8.5mm; Fits Chevy Big Block Engines; HEI Boot; This part is legal for sale or use on Emissions Controlled Vehicles; Uncontrolled [Non-Emissions Controlled] Vehicles; and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations
    • CUI: 454
    • Engine Type: V8 ( 7.4L / 454 )
    • Engine Vin: W

    1981 CHEVROLET C20

    • Liter: 7.4
    • SubModel: CHEYENNE
    • Aspiration: NATURALLY ASPIRATED
    • Fitment Notes: Black Super Conductor 8.5mm; 8.5mm; Fits Chevy Big Block Engines; HEI Boot; This part is legal for sale or use on Emissions Controlled Vehicles; Uncontrolled [Non-Emissions Controlled] Vehicles; and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations
    • CUI: 454
    • Engine Type: V8 ( 7.4L / 454 )
    • Engine Vin: W

    1984 CHEVROLET C20

    • Liter: 7.4
    • SubModel: SILVERADO
    • Aspiration: NATURALLY ASPIRATED
    • Fitment Notes: Black Super Conductor 8.5mm; 8.5mm; Fits Chevy Big Block Engines; HEI Boot; This part is legal for sale or use on Emissions Controlled Vehicles; Uncontrolled [Non-Emissions Controlled] Vehicles; and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations
    • CUI: 454
    • Engine Type: V8 ( 7.4L / 454 )
    • Engine Vin: W

    1978 CHEVROLET C20

    • Liter: 7.4
    • SubModel: SILVERADO
    • Aspiration: NATURALLY ASPIRATED
    • Fitment Notes: Black Super Conductor 8.5mm; 8.5mm; Fits Chevy Big Block Engines; HEI Boot
    • CUI: 454
    • Engine Type: V8 ( 7.4L / 454 )
    • Engine Vin: S

    1977 GMC K25

    • Liter: 7.4
    • SubModel: HIGH SIERRA
    • Aspiration: NATURALLY ASPIRATED
    • Fitment Notes: Black Super Conductor 8.5mm; 8.5mm; Fits Chevy Big Block Engines; HEI Boot; This part is legal for sale or use on Emissions Controlled Vehicles; Uncontrolled [Non-Emissions Controlled] Vehicles; and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations
    • CUI: 454
    • Engine Type: V8 ( 7.4L / 454 )
    • Engine Vin: S

    1978 GMC C15 SUBURBAN

    • Liter: 7.4
    • SubModel: BASE
    • Aspiration: NATURALLY ASPIRATED
    • Fitment Notes: Black Super Conductor 8.5mm; 8.5mm; Fits Chevy Big Block Engines; HEI Boot; This part is legal for sale or use on Emissions Controlled Vehicles; Uncontrolled [Non-Emissions Controlled] Vehicles; and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations
    • CUI: 454
    • Engine Type: V8 ( 7.4L / 454 )
    • Engine Vin: S

    1982 CHEVROLET C20

    • Liter: 7.4
    • SubModel: SCOTTSDALE
    • Aspiration: NATURALLY ASPIRATED
    • Fitment Notes: Black Super Conductor 8.5mm; 8.5mm; Fits Chevy Big Block Engines; HEI Boot; This part is legal for sale or use on Emissions Controlled Vehicles; Uncontrolled [Non-Emissions Controlled] Vehicles; and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations
    • CUI: 454
    • Engine Type: V8 ( 7.4L / 454 )
    • Engine Vin: W

    1980 CHEVROLET C10 SUBURBAN

    • Liter: 7.4
    • SubModel: SILVERADO
    • Aspiration: NATURALLY ASPIRATED
    • Fitment Notes: Black Super Conductor 8.5mm; 8.5mm; Fits Chevy Big Block Engines; HEI Boot; This part is legal for sale or use on Emissions Controlled Vehicles; Uncontrolled [Non-Emissions Controlled] Vehicles; and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations
    • CUI: 454
    • Engine Type: V8 ( 7.4L / 454 )
    • Engine Vin: W

    Items You Need

    Some parts are not legal for use in California or other states with similar laws / regulations

    Motor Vehicles

    WARNING: Motor vehicles contain fuel, oils and fluids, battery posts, terminals and related accessories which contain lead and lead compounds and other chemicals known to the State of California to cause cancer, birth defects and other reproductive harm. These chemicals are found in vehicles, vehicle parts and accessories, both new and as replacements. When being serviced, these vehicles generate used oil, waste fluids, grease, fumes and particulates, all known to the State of California to cause cancer, birth defects, and reproductive harm.

    Tools:

    WARNING: Some dust created by power sanding, sawing, grinding, drilling, and other construction activities contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Some examples of these chemicals are: lead from lead-based paints, crystalline silica from bricks and cement and other masonry products, and arsenic and chromium from chemically treated lumber. Your risk from exposure to these chemicals varies, depending on how often you do this type of work. To reduce your exposure, work in a well-ventilated area and with approved safety equipment, such as dust masks that are specially designed to filter out microscopic particles.

    Electrical Cords

    WARNING: The wires of these products contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Wash hands after handling.