Electrical Knucklehead panhead shovelhead 36-84 Battery, Charging System, Circuit Breaker, Coil, Distributor, Generator, Horn, Ignition, Magneto, Modules,Regulator, Relay, Solenoid, Spark Plug, Spark Plug Wires, Starter, Switches, Tool, Wiring. Knucklehead EL FL 1936-1947 | Panhead EL FL FLH 1948-1965 | Shovelhead FL FLH 1966-1984
