car ZIL-131

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The taper roller bearings of the drive bevel gear shaft are adjusted with a slight preload; axial play is not allowed

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Compulsory crankcase ventilation, suction of crankcase gases into the engine intake gas pipeline through a special valve 3 installed on the intake gas pipeline

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The safety valve is designed to protect the pneumatic system from excessive pressure increase in case of damage to the automatic pressure regulator

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The engine starting heater is designed to warm up the engine before starting it at low ambient temperatures

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The engine cylinder block is cast iron, with insert liners made of gray cast iron with an acid-resistant insert in the upper part of the liner by clamping the liner collar between the block and the cylinder head through an asbestos steel gasket, and in the lower part by two rubber rings