Ford Hei Distributor Wiring Conversion. The first method is simple and straight-forward. Connect the wiring harness you got from the donor vehicle to the distributor and route it over to the Duraspark box and connect it up.
Do not remove the carbon brush with spring or the rubber washer. The HEI distributor actually houses the ignition coil underneath that massive cap. 668 HEI to UNILITE Boot Terminal Kit OLD DISTRIBUTOR REMOVAL Step 1.
When replacing an HEI type distributor it may be necessary to purchase and install distributor boots and terminals for the spark plug wires to correctly fit the UNILITE Distributor cap.
Or run a fresh wire from the battery through a relay direct to the distributor and switching the relay with any of the original wiring. Ford hei distributor wiring diagram gm module coil in cap center v8 ignition tach for 351w amc 258 full 302 msd small body chevy sea hunt mallory up my conversion 6a tfi 2001 390 dodge wire 6al schematic 31 pit 5sfe wires to 1989 tpi race car basic chevrolet black 351c 460 engine 87. Do not remove the carbon brush with spring or the rubber washer. The first method is simple and straight-forward.