The engine cooling system (fig. 1) is liquid, circulating, including a water pump, a liquid-oil heat exchanger, a fan, thermostats

Motors are equipped with a friction fan drive designed to turn the fan on and off depending on operating conditions

Dismantling and assembling the cylinder head

Remove the cylinder head only to troubleshoot parts of the cylinder-piston group, cylinder head gasket, valves, or to replace the head itself

Cylinder liners are "wet" type, made of special cast iron

Crankshaft - steel, made by hot stamping.

All surfaces of the shaft are nitrided and the depth of the nitrided layer is at least 0.35 mm.

The power unit, depending on the model and configuration, can be equipped with a gearbox of several models and different configurations