67-72 Chevy c10 Wiring diagram. for whoever needs it. - 1967 Oct 16, 2019Here's a wiring diagram I found from 67-72 Chevy truck forum. I'm not the creator of it but I can say that its accurate. I rebuilt my entire harness by following this diagram. came to this site for the new model trucks but seen this and thought it might come in handy for anyone looking here for it. Fuel Injection Systems & Parts - Jegs High Performance Truck Parts & Accessories. Truck Performance; Chassis & Suspension; Truck Exhaust; Tonneau Covers & Bed Covers; JEGS offers a wide selection of the best aftermarket fuel injection kits for Ford, GM (Chevy), Mopar, JEGS LS Stand Alone Wiring Harnesses. $495 - $540 Shop Now. $495 - $540 Lowest Price Guarantee.