Hello Paul I thought that you might like to know ... I have three 1955 Crown Limo's, all are 12 volt negative ground. So, I believe that they came from the factory that way. Hope this sheds some light. George ...'with the soon to be beautiful '55& '56 Limo's'... RandalPark@xxxxxxx wrote: >The '55 Imperial is a six volt, positive ground car. It should not have 12 >volt power window motors or anything else. Even though the rest of the car is >original, someone must have added that box. If someone had once added a modern >12 volt negative ground accessory, a convertor would have been necessary. From >the description, that's what it sounds like this box is. > >I once knew of a '55 Chrysler in which the radio was replaced with a '56 model >so that it could accomodate a Highway HiFi unit when the car was nearly new. A >convertor was required since the '56 model was 12 volt and negative ground. I >doubt that this is what actually happened to this car, but if it did, it could >explain why the car has "never had an extra hole drilled" or appear to have >any incorrect equipment. The '55 and '56 radio appeared to be identical from >the outside. > >Some people have claimed that the '55 Crown Limo was a 12 volt negative ground >car. I don't know if this is true or not, but I do have a '55 shop manual, and >don't remember reading anything about it. I'll take a look the next time I am >at the storage building and report back. This would be explained in the shop >manual. > >If you can take a photograph of the box and scan it into the computer, maybe >one of us could identify it for you. > >Paul > >In a message dated 1/3/2004 2:29:08 PM Eastern Standard Time, >rcrabshish@xxxxxxxxxxxx writes: > >> >> >> The box is stainless, not black. It has nothing to do >> with the points, coil or radio at all. The car is >> original without extra options. Lights, radio, >> electric windows, seat, and heater are standard for >> that year. It has a dual blower hot water heater, no >> air and a dual point ignition. At first I thought it >> had something to do with the dual point but doesn't. >> Then I thought it was for the radio because of the >> amplifier. It too is factory and not connected to the >> box. The button under the dash is red. It is located >> next to the E-brake. It looks like it is a electric >> trunk release, but is not. There are no holes drilled >> in the dash for stereo equipment or extra speakers. >> When you push the button it does nothing that I know >> of. Everything works in the car. The lights do not >> get brighter. It starts the same. The horns are the >> same with or without pushing the button. It has three >> wires going to the box, one back to the generator, >> then back to the button on one side and to the >> ignition switch from the button. The car is in >> storage right now. I don't remember a name on the box. >> It say something about 6-12 volt on the side of the >> box. Everything looks factory with it. Could it be >> something that converts electric window or seat >> motors? I understand that some of these 55s were 6 >> volt and some 12 volt. I have no clue what it is. RC >> Billings Montanaaaaaa >> >> --- WBinegar@xxxxxxx wrote: > In the 60s and 70s you >> could get a form of >> > electronic ignition for 6 volt >> > cars. It could be a black box. >> > >> >> ===== >> >> >> http://personals.yahoo.com.au - Yahoo! Personals >> New people, new possibilities. FREE for a limited time. >> >>