1990 Topkick C6000 with a 6.0 Liter gas engine, Allison automatic transmission. 14 ft. box. Rig features a Pete's machine with a 200 gallon tank, 25 hp Kohler motor and a champion air compressor. The paddles in the tank never wore enough to need adjustment. The truck only traveled 31,000 miles in the 7 years and has sat for about 8 years. The hoses and the tank have been emptied and are sitting with 5 gallons of RV antifreeze and dishwasher soap in them. Rig is ran every weekend to keep from seizing.