- The gap settings listed below can be used as a starting point to obtain satisfactory performance with our ignition system. Any benefit from running larger or smaller gaps will need to be determined by experimenting with your particular engine combination.
Single Fire - Single Plug: .035 to .040
Single Fire - Dual Plug: .022 to .025
Dual Fire - Single Plug: .035 to .040
Dual Fire - Dual Plug: .035 to .040 - When wired so each coil fires a plug in each cylinder.