MSD GM High Energy HEI Module R080003L Integrated fuse and mounting tabs

Integrated fuse and mounting tabs

The Ultimate HEI Kit has everything you need to make your early model GM HEI Distributor a great performance distributor

188 in Long

For Superior Spark

MSD GM High Energy HEI Module R080003L Integrated fuse and mounting tabsThis 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. 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 The Hottest HEI