As to that wire: yes, there is a brown ground wire for the generator body, or should be. Yes, ground the voltage regulator, can be through clean mounting screws to the body. _____ 1970 VW (owned since 1972) and 1971 VW Convertible (owned since 1976), second owner of each. The '71 now has the 1835 engine, swapped from the '70.. I think 2 of your wires are brush wires and just plain hanging out of the generator. A '66 6v generator should have on terminal B+ a fat red wire from the ignition switch and a second fat red wire from terminal 30 on the starter solenoid plus the blue thin wire to dash light to terminal 61. and that is it. more diagrams here:
This is a 6-volt generator (note the 6 after the 160) So 160/6 = 26.6 amps _____ How to Post Photos Everett Barnes - [email protected] | My wanted ads "Water is the only drink for a wise man" | "Communication prevents complaints". Size of each wire is listed in all of the stock VW manual wiring diagrams. At the bottom of the list of wiring.. If the 6-volt Bug has been converted to 12 volts, the 12-volt regulator is usually screwed to the fan shroud just above the generator so the existing wiring can be used.. and this might have some connectors on it -- clean them up. With the stock VW wiring, this is the wire which charges the battery, and also supplies the car with power from.