[PDF] Z32 300zx (90-95) Engine Harness Installation instructions Injectors. The Wiring Specialties harness includes a quick-disconnect injector sub-harness. Select the proper sub-harness and connect to the MAIN engine harness by an 8-pin GREY connector shown in the image. Each injector has color coded signal wires for cylinder designation (OEM COLORS).File Size: 1MBPage Count: 3 Starter wiring : 300zx - reddit This subreddit is for enthusiasts of the Nissan 300ZX Z31 and Z32 generations. For anyone who has ever owned, driven, built, raced or admired the 300ZX. Show off your car, ask technical questions, buying advice and more.