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MSD Ignition Coil, HEI 8225

MSD Ignition Coil, HEI 8225
MSD Ignition Coil, HEI 8225MSD Ignition Coil, HEI 8225MSD Ignition Coil, HEI 8225MSD Ignition Coil, HEI 8225MSD Ignition Coil, HEI 8225MSD Ignition Coil, HEI 8225MSD Ignition Coil, HEI 8225MSD Ignition Coil, HEI 8225
$183.99 ea
NEWARRIVING SOONEstimated Ship Date 01/07/2025 (If Ordered Today)100 Available from HOLLEY PERFORMANCE PRODUCTS as of 12/22/2024
Model: 1028567
IMPORTANT: Electrical items are covered by a 30 day EXCHANGE ONLY WARRANTY. There are no returns or refunds on such items.
Select a Vehicle or refer to the Vehicle Fitment Tab below to verify that this part fits your vehicle.
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HEI owners now have a choice to replace their stock coil with the MSD High Energy Unitized Coil for GM HEI Distributors. This coil is a direct replacement of the stock coil and offers increased spark energy when used with the MSD HEI Module, PN 83647. The MSD HEI Coil is designed for use with the MSD High Output HEI Module, PN 8364. It will work with stock ignition modules, but for maximum output use the MSD HEI Module.
Features:
  • Direct performance replacement for GM HEI coil-in-cap distributors
  • 70:1 turns ratio and lower primary resistance produce high voltage output
  • Full power sparks to 9,000 RPM when used with 83647 MSD HEI Module
  • Recommended for use with MSD HEI Module PN 83647
  • CARB E.O. Approved
About MSD Ignition

Racers never stop experimenting as they search for every way to wring out more power or handling performance to to gain an edge over the competition. The team at MSD is no different as we strive to deliver the products you  need to meet your performance goals. We continue to innovate and invent components and technology that deliver  performance and reliability with products that are easy to use and install. 

Over the course of 40-plus years, MSD Performance has been driving the development of innovative components  that helped shape the way our cars race and perform. From super speedways to road courses, land speed racing to  top fuel dragsters, and of course your traditional hot rod, MSD has provided the components to fire nearly anything in  motorsports.

MSD was the first company to develop and offer the multiple sparking, capacitive discharge ignition for engines. The line of MSD 6-Series Ignitions are the most popular aftermarket ignitions in the world due to our race-proven performance on the track and our reliability on the street!

Early on, MSD focused squarely on ignition systems with revolutionary products like the multiple sparking CD ignition, timing and rev controls, billet aluminum distributors and the Pro-Mag, an incredible breakthrough in power  and endurance. 

Today MSD is developing electronics for your entire powertrain. The Atomic EFI systems for the LS engine platform and throttle body are now complemented with a transmission controller. Our DynaForce Starters and Alternators  ensure that your engine cranks over to fire up and the Alternators keep it charged. MSD is poised to deliver components that work and communicate together to provide performance and value.

Downloads:

Download Name File Size
8225.pdf540.88KB

Vehicle Fitment:

The Vehicle Fitment Guide is to be used as a general reference. The data has been provided by our suppliers and manufacturers and may contain errors or incorrect data. Always refer to a professional to verify correct fitment for your vehicle.
Make Model Submodel Years Engine Fitment Notes
Chevrolet Corvette Base 1980 5.0L / 305 / V8 MSD HEI Ignition Coil; 70:1 Turns Ratio; Full Power At 9000 RPM;
Chevrolet Corvette 1975 5.7L / 350 / V8 MSD HEI Ignition Coil; 70:1 Turns Ratio; Full Power At 9000 RPM;
Chevrolet Corvette 1976 5.7L / 350 / V8 MSD HEI Ignition Coil; 70:1 Turns Ratio; Full Power At 9000 RPM;
Chevrolet Corvette 1977 5.7L / 350 / V8 MSD HEI Ignition Coil; 70:1 Turns Ratio; Full Power At 9000 RPM;
Chevrolet Corvette 1978 5.7L / 350 / V8 MSD HEI Ignition Coil; 70:1 Turns Ratio; Full Power At 9000 RPM;
Chevrolet Corvette 1979 5.7L / 350 / V8 MSD HEI Ignition Coil; 70:1 Turns Ratio; Full Power At 9000 RPM;
Chevrolet Corvette 1980 5.0L / 305 / V8
5.7L / 350 / V8
MSD HEI Ignition Coil; 70:1 Turns Ratio; Full Power At 9000 RPM;
Chevrolet Corvette 1981 5.7L / 350 / V8 MSD HEI Ignition Coil; 70:1 Turns Ratio; Full Power At 9000 RPM;
Chevrolet Corvette 1982 5.7L / 350 / V8 MSD HEI Ignition Coil; 70:1 Turns Ratio; Full Power At 9000 RPM;
Chevrolet Corvette 1984 5.7L / 350 / V8 MSD HEI Ignition Coil; 70:1 Turns Ratio; Full Power At 9000 RPM;
Chevrolet Corvette 1985 5.7L / 350 / V8 MSD HEI Ignition Coil; 70:1 Turns Ratio; Full Power At 9000 RPM;
Chevrolet Corvette 1986 5.7L / 350 / V8 MSD HEI Ignition Coil; 70:1 Turns Ratio; Full Power At 9000 RPM;
Chevrolet Corvette 1987 5.7L / 350 / V8 MSD HEI Ignition Coil; 70:1 Turns Ratio; Full Power At 9000 RPM;
Chevrolet Corvette 1988 5.7L / 350 / V8 MSD HEI Ignition Coil; 70:1 Turns Ratio; Full Power At 9000 RPM;
Chevrolet Corvette 1989 5.7L / 350 / V8 MSD HEI Ignition Coil; 70:1 Turns Ratio; Full Power At 9000 RPM;
Chevrolet Corvette 1990 5.7L / 350 / V8 MSD HEI Ignition Coil; 70:1 Turns Ratio; Full Power At 9000 RPM;
Chevrolet Corvette 1991 5.7L / 350 / V8 MSD HEI Ignition Coil; 70:1 Turns Ratio; Full Power At 9000 RPM;

Specifications:

Emission Code 1
Inductance 3.5 mH
Maximum Voltage 42,000 Volts
Part Type Ignition Coil
Peak Current 200 mA
Primary Resistance .31 OHMs
Product Type Ignition Coils
Proposition 65 www.P65Warnings.ca.gov
Secondary Resistance 9.2K ohms
Spark duration 200 uS, 200 uS
Turns Ratio 70:1
Warranty Limited 1 Year Warranty

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MSD Ignition Coil, HEI 8225:

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