Jeep CJ Wiring Harness | eBay We are parting out a bunch of Jeep CJ's. This was pulled from (J115) a 1979 CJ7. This is the front light harness. This has 4 pins across on the plug that goes through the firewall 1980 was the last ye.. Jeep CJ Wiring Harness - Centech Wire We offer a complete, better-than-new replacement harness for your 1976 to 1983 Jeep CJ-5 and CJ-7. Our extra-rugged wiring harness was built to withstand even the roughest terrain. The JP kits feature our PDP-1 fuse panel in conjunction with a sealed firewall connector.