12v Coil and Inductive Tach:(1964-1972)
12v Coil and Voltage Tach:(1972-1974 1/2)
6v Coil:(1974 1/2-1976)
6v Coil and Ignition Relay:(1977 on)
UK Cars ? to 1980:
North American Cars:
Electronic Ignition (North America only):
Later Electronic Ignition (45DM4 with remote amplifier):