1 - intermediate pulley,
2 - a gear pulley of a cranked shaft,
3 - stuffing box,
4 - oil pump,
5 - gasket,
6 - oil dipstick,
7 - oil softener,
8 - oil receiver,
9 - collector stand,
10 - stiffener,
11 - oil softener,
12 - central beam,
13 - plugs,
14 - exhaust pipe of the exhaust system,
15 - left stiffener.