HEI Ignition Coil – MSD

HEI Ignition Coil – MSD

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