ACCEL GM HEI 4 Pin Control Module provides your plugs with more spark over the stock module. The solid state electronics provide high coil out put and superior reliability. The Dwell control circuit ensures, long consistent coil charging. The current control circuit protects against coil over heating. This module fits most GM HEI for V8 engines with the 4 pin module 1974 thru 1985.
- ACCEL Ignition Control Module
- High Performance
- GM HEI 4 Pin 1974-85
- Each