Vehicle Description
This Montana barn find 1980 GMC 3500 Dually with original paint and
interior was acquired by Dennis Collins in 2020 with 21,700 miles
(the title reads mileage exempt). Powered by a 454ci V8 engine
mated to a 4-speed manual transmission with a Gear Vendors
overdrive. The Dennis Collins crew pulled the original 454ci engine
and rebuilt the cylinder heads because of sticky valves; they also
replaced the fuel tanks and rebuilt the carburetor.
