Holley’s Distributorless Ignition System (DIS) offers many advantages over a conventional distributor and ignition box including:
Maximize your HP or Dominator EFI system, take control of your ignition, and eliminate the need for an expensive, separate ignition box! It allows for all timing functions to be programmed within the Holley EFI system, rather than having a separate box control retards and other timing functions. The system comes configured as a waste fire system utilizing the following components: