Digital HEI Module, GM

High output replacement HEI module with built-in rev limiter

Part #: 83647

Brand: MSD


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Using upgraded components, the HEAT HEI module produces high output for stock and MSD applications plus has a built-in rev limiter that is more accurate and easier to set with the engine running.


Part #: 83647
    Installation Notes:

    CARB EO # D-40-43