MSD Ignition 8225 fits the following vehicles:
- 1987 Chevrolet Suburban
- 1975-1987 Chevrolet Camaro
- 1975-1988, 2000 Chevrolet C/K Pickup
- 1975-1982, 1984-1991 Chevrolet Corvette
- 1975, 1978-1983 Chevrolet Malibu
- 1975-1985 Chevrolet Impala
- 1975-1987 Chevrolet Blazer
- 1982-1987 Chevrolet S10
- 1974-1988 GMC C/K Pickup
- 1974-1984 Buick Regal
- 1974-1979, 1981-1987 Pontiac Firebird
- 1974-1984 Buick LeSabre
- 1974-1987 Pontiac Grand Prix
- 1975-1987 Chevrolet Monte Carlo
- 1974-1989, 1991-1995 Cadillac DeVille
- 1985-1987 Chevrolet Astro
- 1982-1987 Chevrolet Cavalier
- 1987 GMC Suburban
- 1983-1987 Chevrolet S10 Blazer
- 1974-1987 Chevrolet El Camino
- 1974-1985 Buick Century
- 1974-1975, 1978-1980 Pontiac Grand Am
- 1974-1977 Chevrolet Chevelle
- 1975-1990 Chevrolet Caprice
- 1975-1987 GMC Jimmy
- 1975-1987 Chevrolet Van
- 1975-1979, 1985-1987 Chevrolet Nova
- 1974-1989, 1991-1993 Cadillac Eldorado
- 1974-1981, 1983-1987 Oldsmobile Cutlass Supreme
- 1975 Chevrolet Bel Air
- 1974-1986 Pontiac Bonneville
- 1985-1987 GMC Safari
- 1976-1977, 1979-1989, 1991-1993 Cadillac Seville
- 1974, 1977-1985 Buick Riviera
- 1974-1981 Oldsmobile Cutlass
- 1974-1989, 1991-1992 Cadillac Fleetwood
- 1987-1992 Cadillac Allante
- 1975-1978, 1980-1981 Buick Skylark
- 1975-1988 GMC Van
- 1983-1987 GMC S15 Jimmy
- 1982-1987 GMC S15
- 1974-1979 Pontiac LeMans
- 1987-1990 Cadillac Brougham
- 1982-1985 Oldsmobile Cutlass Ciera
- 1974-1985 Oldsmobile 98
- 1974-1985 Oldsmobile Delta 88
- 1987 Chevrolet Beretta
- 1987 Chevrolet Corsica
- 1974-1989 Buick Electra
- 1978-1987 GMC Caballero
- 1974-1975, 1977-1985 Oldsmobile Toronado
- 1976-1987 Chevrolet Chevette
- 1975-1982 Chevrolet LUV
- 1974-1981 Pontiac Catalina
- 1975-1977 Pontiac Ventura
- 1974-1975 Pontiac Grandville
- 1976-1980 Pontiac Sunbird
- 1975-1980 Chevrolet Monza
- 1975-1977 Chevrolet Vega
- 1974-1977, 1980-1990 Oldsmobile Custom Cruiser
- 1983-1986 Pontiac Parisienne
- 1974-1978, 1980 Oldsmobile Omega
- 1974-1976 Cadillac Calais
- 1978-1984 Oldsmobile Cutlass Calais
- 1975-1977 GMC Sprint
- 1975-1980, 1985-1987 Oldsmobile Cutlass Salon
- 1975 Buick Apollo
- 1993 Cadillac 60 Special
- 1982-1987 Chevrolet Celebrity
- 1982 Pontiac 6000
- 1985-1987 Chevrolet Spectrum
- 1980-1982 Oldsmobile Cutlass Cruiser
- 1977-1980 Pontiac Phoenix
- 1975-1980 Oldsmobile Starfire
- 1975-1979 Pontiac Grand LeMans
- 1974-1977 Pontiac Grand Safari
- 1987-1989 Pontiac Safari
- 1987 Chevrolet LLV
- 1984-1985 Chevrolet Citation II
- 1975-1984 Cadillac Commercial Chassis
- 1980-1983 Chevrolet Citation
- 1974-1979 Buick Estate Wagon
- 1977 Pontiac Astre
- 1975-1977 Buick Skyhawk
- 1974-1975 Oldsmobile Vista Cruiser
- The MSD HEI Ignition Coil is engineered to boost spark output and enhance high-RPM performance in GM HEI distributor applications
- Intended for use with MSD HEI Module PN 83647 and works with factory ignition modules
- Performance-focused replacement for GM in-cap HEI ignition coils
- Built with a 70:1 turns ratio and reduced primary resistance to help produce higher voltage
- Capable of delivering full spark energy up to 9,000 RPM when used with the 83647 module
- CARB E.O. certified to meet emissions requirements
- Protected by a 1-Year Limited Warranty
Owners of GM vehicles equipped with HEI distributors know that ignition performance plays a major role in responsiveness and overall engine output. From weekend cruising to classic restorations and performance builds, a hotter and more consistent spark can improve drivability and support stronger power throughout the RPM range. For a direct-fit upgrade to a coil-in-cap HEI system, the MSD HEI Ignition Coil offers a reliable performance enhancement.
Engineered to work with the MSD HEI Module PN 83647 for optimal results, this coil is recommended for maximum spark output when the two components are paired, while still remaining compatible with factory ignition modules. It serves as a direct replacement for GM HEI coil-in-cap distributors, installing in the original location while delivering increased spark energy over stock. A 70:1 turns ratio combined with reduced primary resistance helps generate high voltage output, and when used with the 83647 MSD HEI Module, it is capable of delivering full power sparks up to 9,000 RPM. The coil is also CARB E.O. approved for emissions-legal applications.
Combining enhanced ignition performance with factory-style fitment, this upgrade is well suited for GM HEI applications seeking stronger spark output without extensive modifications. Backed by a 1-Year Limited Warranty.