Crankshaft — a part of complex shape, having a neck for connecting rods, which takes the effort and converts them into torque.Crankshafts are made of carbon, chromium-manganese, chromium-Nickel-molybdenum, and other steels, as well as special high-strength cast irons. The advantage of steel shafts is the highest strength, the possibility of obtaining high hardness of the

Cylinder head

The cylinder head is mounted on the cylinder block, locking the cylinder and forming a closed combustion chamber. The head is usually mounted valves with springs, spark plugs, injectors. Depending on the type of engine (tact, ignition system, timing system), the device head may vary within very large limits. Light vehicle engine can have a