Wake up your coil-in-cap HEI ignition with the Mallory HyFire HEI Module. Designed for 8 cylinders. 4 pin modules. The HyFire delivers a hotter spark over a broader RPM range coutesy of its extended-dwell circuitry.
- More accurate timing.
- Adjustable rev limiter: 5k to 9.5k RPM.
- Higher RPM capability.
- Reduces the high-RPM retardation typical in other HEI modules.