this pick tow truck up, has an impressive engine and history, it sounds like someone knew a bit about engines,as it ran and did a lot of work towing.. enjoy puzzling over this one.... http://www.oldbug.com/sowdcc.htm
@holmsen Sorry Jan, Losen just lost the top spot as coolest truck. Wish I had some spare cash - anyone reckon I'll get $18k for my crewcab? I want that truck