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Home Spark Plugs MSD Performance 37204 Spark Plug, 6IR4Y, 4-Pack
Special Order
MSD Performance 37204 Spark Plug, 6IR4Y, 4-Pack
  1. MSD Performance 37204 Spark Plug, 6IR4Y, 4-Pack

MSD Performance 37204 Spark Plug, 6IR4Y, 4-Pack

MSD37204
OUT OF STOCK, Please contact us for availability BEFORE ordering. This is a SPECIAL ORDER part. This item can be brought in either with a stock order or on it’s own. Contact us today to discuss available options.

$53.03

Iridium Tip Spark Plug; 4 Pack; Plug Type 6IR4Y; [Available While Supplies Last];
MSD iridium spark plugs will fire up your engine for optimum performance. These plugs have been engineered from the inside out for efficient combustion to create the most power possible for your setup. MSD's proprietary design features center tips made from iridium--a super hard material that promotes the best spark as well as increased resilience. They also feature copper center cores, special ceramic material to enhance the dielectric strength of the plug housing, and machine-ground straps enhanced with Yttrium to handle the heat of your high horsepower ignition. On the street, at the track, or up and over the trails, MSD iridium spark plugs will outperform and outlive the competition.
  • Proprietary Ceramic Formula
  • Unique Insulator Design
  • Yttrium Copper Core
  • Machined Electrode
  • 1mm Iridium Tip
  • Outlast Performance Plugs
  • Improves Comprehensive Drivability And Economy
  • Superior Design

Application Summary:

Year Make/Model
1980-1982 American Motors Concord
1981-1983 American Motors Eagle
1980-1982 American Motors Spirit
1973-1975 Buick Apollo
1971-1973 Buick Centurion
1973-1985 Buick Century
1967-1975 Buick Electra
1977-1985 Buick Electra
1970-1975 Buick Estate Wagon
1978-1979 Buick Estate Wagon
1967 Buick Gran Sport
1970-1972 Buick GS
1968-1969 Buick GS 350
1968-1969 Buick GS 400
1970-1972 Buick GS 455
1968-1985 Buick LeSabre
1973-1987 Buick Regal
1967-1975 Buick Riviera
1977-1985 Buick Riviera
1991 Buick Roadmaster
1977-1980 Buick Skyhawk
1967-1972 Buick Skylark
1975-1983 Buick Skylark
1968-1969 Buick Special
1968-1972 Buick Sportwagon
1967-1970 Buick Wildcat
1991-1992 Cadillac Brougham
1980-1982 Cadillac DeVille
1981-1982 Cadillac Eldorado
1980-1982 Cadillac Fleetwood
1993 Cadillac Fleetwood
1970-1982 Checker Marathon
1971-1972 Chevrolet Bel Air
1981 Chevrolet Bel Air
1971 Chevrolet Biscayne
1971 Chevrolet Blazer
1971 Chevrolet Brookwood
1976-1986 Chevrolet C10
1970-1971 Chevrolet C10 Pickup
1971 Chevrolet C10 Suburban
1976-1986 Chevrolet C10 Suburban
1976-1986 Chevrolet C20
1971 Chevrolet C20 Pickup
1971 Chevrolet C20 Suburban
1976-1977 Chevrolet C20 Suburban
1979-1986 Chevrolet C20 Suburban
1976-1980 Chevrolet C30
1983-1984 Chevrolet C30
1971 Chevrolet C30 Pickup
1971 Chevrolet Camaro
1975-1992 Chevrolet Camaro
1971 Chevrolet Caprice
1976-1993 Chevrolet Caprice
1982-1983 Chevrolet Celebrity
1971 Chevrolet Chevelle
1980-1983 Chevrolet Citation
1971 Chevrolet Corvette
1976-1982 Chevrolet Corvette
1984 Chevrolet Corvette
1988-1989 Chevrolet Corvette
1970-1973 Chevrolet El Camino
1976-1987 Chevrolet El Camino
1976-1984 Chevrolet G10
1971 Chevrolet G10 Van
1976-1984 Chevrolet G20
1971 Chevrolet G20 Van
1975-1984 Chevrolet G30
1971 Chevrolet G30 Van
1971 Chevrolet Impala
1976-1985 Chevrolet Impala
1975-1986 Chevrolet K5 Blazer
1970-1971 Chevrolet Townsman
1976 Chevrolet Vega
1980-1983 Chrysler Cordoba

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Delivery times vary by destination, tracking information is provided with every purchase.

Get it Installed

JB's Power Centre offers on-site professional installation services in Calgary and Edmonton, AB.
We have on staff licensed Mechanical Technicians as well as MECP Certified 12-Volt Technicians.

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*Available on select products.