Does it have connections for heater hoses?
TropicAire produced car and plug-in electric heaters back in the 30's-50's (maybe later). A web search comes up with lots of varieties of TropicAire heaters.
There were no factory installed heaters, so a number of manufacturers filled the need, including Harrison, the main supplier of heaters for our trucks.


Kevin
1951 Chevy 3100 work truck
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Photos
1929 Ford pickup restored from the ground up. | 1929 Ford Special Coupe (First car)
Busting rust since the mid-60's
If you're smart enough to take it apart, you darn well better be smart enough to put it back together.