HEAT HEI Module
Part No. 83647
Features
- Easily installs to non-computer controlled (4-Pin) HEI housings
- Built-in adjustable rev limiter can easily be set externally
- Advanced dwell control for improved high rpm output
This all new Heat HEI Module supersedes the current PN 83645. Using upgraded components, the HEAT 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.
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