Replacement For Factory HEI Distributor On 1970-1980 Improves Spark Allows For Hi-Performance Tuning Will Not Replace 1979/80 HEI With 5 Prong Modules For Knock Sensor Performance Distributers' Hi-Performance ignition module, when combined with some minor tuning mods can give you a huge improvement in off-the-line acceleration. Technically speaking, the module has more electronic dwell which allows additional coil saturation. The net result is a more powerful spark! The module can be installed in a matter of minutes.
Vehicle Fitment:
The Vehicle Fitment Guide is to be used as a general reference. The data has been provided by our suppliers and manufacturers and may contain errors or incorrect data. Always refer to a professional to verify correct fitment for your vehicle.
Make |
Model |
Years |
Chevrolet |
El Camino |
1970 - 1980 |
GMC |
Caballero |
1978 - 1980 |
GMC |
Sprint |
1971 - 1977 |