center tap is a good balanced system as long as one headlight is 12 volts as 0 volts to 12 volts and other headlight measures 12volts to 24 volts which is still only 12 volt potential difference. each headlight runs off seperate batteries don"t run with burn out headlight .
i had a 83 with the 3b 24v . put a heater from old bus .under right hand jump seat. live in alberta canada @40below celceas or feranhight its the same temp its warm.run the 12v fans in serise
have a 81 bj42 bought aluminum body fenders running boards from company from kelowna b.c. aquala industries. if you know any tricks that might help ?. some assembly required . also need advise on a lift kit how hi before problems was hoping 4 in.