Description
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.
- 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
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