The cardan shaft has two joints. The cardan joint consists of needle bearings 4 installed in the forks and secured with retaining rings 2, and a crosspiece 3 inserted into the bearings
The crankshaft is steel, with hardened journals, five-bearing, with channels for lubrication and centrifugal traps for cleaning oil, the diameter of the main journal is 75-0.020 mm, and the connecting rod is 65.5-0.020 mm (Fig. 1)
The tapered roller bearings of the drive bevel gear shaft of the gearbox are adjusted with a slight preload; axial clearance is not allowed
