Mallory Hyfire Ignition Wiring Diagram. Hyfire wiring diagram furthermore upper midwest road map along with mallory ignition wiring diagram along with e30 ignition wiring diagram as well as mallory 6al wiring diagram in addition msd billet distributor install together with holden electronic distributor wiring together with index moreover mallory mag ic breakerless. Msd 6al question pontiac gto forum.
Blue and the black are both grounds you can twist those together and ground them to. The yellow wire on the hyfire 6a ignition control provides a trigger signal for tachometers shift lights or other add on rpm activated devicesthis wire produces a 12 volts square wave signal with a 20 duty cycle. Ignition module female connector.
15 shows the wiring with the unlite hyfire the reason you have the ballast resistor is in the event that the hyfire goes down you can use the bypass connector which will convert it back to standard ignition.
There should be a number on the front of the box. Mallory 605 ignition control module installation instructions manualzz. Yellow is for the tachs internal light it should be hooked to the headlight switch dash light dimmer control. Xxxxx mallory adapter part no.