Service: US Army, USMC Engine: MTU Detroit Diesel 12.1 liter Variants: M977 cargo truck, M978 tanker, M983 tractor, M984 wrecker, M985 cargo truck Crew: 2 Range: 400 miles Speed: 62 mph The Heavy ...

military, and defense sectors. The twin-six V12 was found in fire trucks, particularly the GMC 7000-series fire truck, which the automaker claimed in early advertisements could pump 1,500 gallons ...