The ZIL-131 is a general purpose 3.5 tonne 6x6 army truck designed in the Soviet Union by Zavod imeni Likhachyova plant in Moscow, Russian SFSR. The basic model being a general cargo truck. Variants include a tractor-trailer truck, a dump truck, a fuel truck, and a 6x6 for towing a 4-wheeled powered trailer. The ZIL-131 was introduced in 1966.
The ZIL-130/131 was in production at the AMUR truck plant until 2012 when AMUR shut down and filed for bankruptcy.
The UMP-350 is a unified engine heater on the ZIL-131 chassis . A heater (kerosene boiler) is placed in the body , through the external and internal circuits of which the air blown by the fan is driven. One circuit is a combustion chamber, in the second the air is heated, which is then supplied through the air ducts to consumers. The fan is driven by the vehicle engine. The heater is used for pre-start heating of aircraft engines, heating of aircraft cabins or compartments, as well as during technical work on an aircraft in winter.
