Tucker Sno-Kat used mainly dodge engines and running gear depending on size, and they were built in Medford Oregon. Here's one site dealing with them., http://www.gwim2.pwp.blueyonder.co.uk/443.htm
'45 Ford PU 66 Valiant wagon, leaning tower of power. 79 Chevy C10 w/250 02 PT Cruiser Convertable