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MSD Ignition Red 2-in-1 Universal 8.5mm Spark Plug Wire Set 8-cylinder

121-31239


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MSD Ignition 31239
$119.95
More than 10 available
Red 2-in-1 Universal 8.5mm Spark Plug Wire Set
  • 8-cylinder
  • Distributor Boots: 90° (Socket and HEI)
  • Plug Boots: 90°
  • Free Shipping - Ships
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    Does MSD Ignition 31239 fit your vehicle?

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    1968 GMC C35/C3500 PICKUP

    • Liter: 5.3
    • SubModel: BASE
    • Aspiration: NATURALLY ASPIRATED
    • Fitment Notes: Red Super Conductor 8.5mm; 8.5mm; Fits 8 Cyl. Early [Socket]/Late [HEI] Caps; Includes: Wires/90 Degree Socket And Plug Style Boots/Terminals; 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: 327
    • Engine Type: V8 ( 5.3L / 327 )
    • Engine Vin: E

    1984 CHEVROLET G30

    • Liter: 5.7
    • SubModel: BONAVENTURE
    • Aspiration: NATURALLY ASPIRATED
    • Fitment Notes: Red Super Conductor 8.5mm; 8.5mm; Fits 8 Cyl. Early [Socket]/Late [HEI] Caps; Includes: Wires/90 Degree Socket And Plug Style Boots/Terminals
    • CUI: 350
    • Engine Type: V8 ( 5.7L / 350 )
    • Engine Vin: M

    1984 CHEVROLET G20

    • Liter: 5.7
    • SubModel: BONAVENTURE
    • Aspiration: NATURALLY ASPIRATED
    • Fitment Notes: Red Super Conductor 8.5mm; 8.5mm; Fits 8 Cyl. Early [Socket]/Late [HEI] Caps; Includes: Wires/90 Degree Socket And Plug Style Boots/Terminals; 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: 350
    • Engine Type: V8 ( 5.7L / 350 )
    • Engine Vin: M

    1981 CHEVROLET G30

    • Liter: 5.7
    • SubModel: BEAUVILLE
    • Aspiration: NATURALLY ASPIRATED
    • Fitment Notes: Red Super Conductor 8.5mm; 8.5mm; Fits 8 Cyl. Early [Socket]/Late [HEI] Caps; Includes: Wires/90 Degree Socket And Plug Style Boots/Terminals
    • CUI: 350
    • Engine Type: V8 ( 5.7L / 350 )
    • Engine Vin: M

    1968 GMC K25/K2500 SUBURBAN

    • Liter: 5.3
    • SubModel: BASE
    • Aspiration: NATURALLY ASPIRATED
    • Fitment Notes: Red Super Conductor 8.5mm; 8.5mm; Fits 8 Cyl. Early [Socket]/Late [HEI] Caps; Includes: Wires/90 Degree Socket And Plug Style Boots/Terminals
    • CUI: 327
    • Engine Type: V8 ( 5.3L / 327 )
    • Engine Vin: -

    1981 CHEVROLET G20

    • Liter: 5.7
    • SubModel: CHEVY VAN
    • Aspiration: NATURALLY ASPIRATED
    • Fitment Notes: Red Super Conductor 8.5mm; 8.5mm; Fits 8 Cyl. Early [Socket]/Late [HEI] Caps; Includes: Wires/90 Degree Socket And Plug Style Boots/Terminals; 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: 350
    • Engine Type: V8 ( 5.7L / 350 )
    • Engine Vin: M

    1968 GMC C35/C3500 PICKUP

    • Liter: 5.3
    • SubModel: BASE
    • Aspiration: NATURALLY ASPIRATED
    • Fitment Notes: Red Super Conductor 8.5mm; 8.5mm; Fits 8 Cyl. Early [Socket]/Late [HEI] Caps; Includes: Wires/90 Degree Socket And Plug Style Boots/Terminals
    • CUI: 327
    • Engine Type: V8 ( 5.3L / 327 )
    • Engine Vin: -

    1975 CHEVROLET G10

    • Liter: 5.7
    • SubModel: BEAUVILLE
    • Aspiration: NATURALLY ASPIRATED
    • Fitment Notes: Red Super Conductor 8.5mm; 8.5mm; Fits 8 Cyl. Early [Socket]/Late [HEI] Caps; Includes: Wires/90 Degree Socket And Plug Style Boots/Terminals; 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: 350
    • Engine Type: V8 ( 5.7L / 350 )
    • Engine Vin: V

    1967 GMC C15/C1500 PICKUP

    • Liter: 5.3
    • SubModel: BASE
    • Aspiration: NATURALLY ASPIRATED
    • Fitment Notes: Red Super Conductor 8.5mm; 8.5mm; Fits 8 Cyl. Early [Socket]/Late [HEI] Caps; Includes: Wires/90 Degree Socket And Plug Style Boots/Terminals
    • CUI: 327
    • Engine Type: V8 ( 5.3L / 327 )
    • Engine Vin: -

    1981 CHEVROLET G20

    • Liter: 5.7
    • SubModel: BEAUVILLE
    • Aspiration: NATURALLY ASPIRATED
    • Fitment Notes: Red Super Conductor 8.5mm; 8.5mm; Fits 8 Cyl. Early [Socket]/Late [HEI] Caps; Includes: Wires/90 Degree Socket And Plug Style Boots/Terminals; 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: 350
    • Engine Type: V8 ( 5.7L / 350 )
    • Engine Vin: M

    1985 CHEVROLET G10

    • Liter: 5.7
    • SubModel: SPORTVAN
    • Aspiration: NATURALLY ASPIRATED
    • Fitment Notes: Red Super Conductor 8.5mm; 8.5mm; Fits 8 Cyl. Early [Socket]/Late [HEI] Caps; Includes: Wires/90 Degree Socket And Plug Style Boots/Terminals; 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: 350
    • Engine Type: V8 ( 5.7L / 350 )
    • Engine Vin: L

    1983 CHEVROLET G30

    • Liter: 5.7
    • SubModel: CHEVY VAN
    • Aspiration: NATURALLY ASPIRATED
    • Fitment Notes: Red Super Conductor 8.5mm; 8.5mm; Fits 8 Cyl. Early [Socket]/Late [HEI] Caps; Includes: Wires/90 Degree Socket And Plug Style Boots/Terminals
    • CUI: 350
    • Engine Type: V8 ( 5.7L / 350 )
    • Engine Vin: M
    31239 is rated 5.0 out of 5 by 1.
    Rated 5 out of 5 by from Good product If I was smarter,I would have measured the lengths for other users as I wondered before I clicked the buy button. But, they fit under the headers thru the motor mount and up to the hei. Maybe the next guy will measure
    Date published: 2016-05-17
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    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.