Sleeves of cylinders, KamAZ, 740.30-1002021

It is made of the gray special cast iron alloyed by molybdenum, phosphorus and pine forest is not exposed to heat treatment. The grid alternating risok and hollows of a certain depth with the picked-up tilt angle, providing optimum oil-absorption power for extra earnings of piston rings is applied on a working surface. Finishing processing is executed on the high-precision equipment of firm Germany that allows to refuse selective selection with the piston for diameter. It is unified for application on all models of engines KAMAZ by dimension 12х120.