HI-4N Ignition Module

Single-fire and dual-fire function built into a single moduleAll-metal housing provides improved heat dissipationIgnition advance and timing degree markings are on the metal flangeSensor housings contain advanced flux concentrators with high-temperature-resistant samarium/cobalt magnets for accurate, reliable ignition triggeringElectronics are fully enclosed to resist vibration, moisture and dirtFour rotary switches for ignition mode selection, advance rate, and rev limitMade in the U.S.A.Not for fuel-injected models