Classic Update Kit - 1955-56 Chevy Passenger We Make Complete Wiring Kit - 1955-56 Chevy For. Chevrolet Passenger 1955 Instrument Cluster wiring is designed with a "cluster harness disconnect" system for easy service and assembly. All original terminals, connectors, and light sockets are also supplied for original cluster gauges. Rear body harness assembly is designed to plug into the Chevy Bel Air, 210, 150 Electrical Wiring Parts - 1955 A wiring harness, or a wiring harness set, are intricate, complicated and absolutely vital to the performance of your vehicle. Don't let your car be sub-par; get all the wiring harness parts and Chevy Bel Air, 210 & 150 wiring harness sets you need today from Eckler's Classic Chevys.