The cylinder head is cast from aluminum alloy. It has two valve drive camshafts on plain bearings, intake and exhaust valves with their own closing springs, and a mechanism for changing the height of the intake valves.
The cylinder head is bolted to the engine block. Between them there is a gasket (26), made from synthetic (non-asbestos) material, which has a metal edging of the holes for the cylinders. The lining is established by a label to a head of the block of cylinders. The thickness of the new gasket is 1.2 mm. After grinding the cylinder head on the engine, a repair size gasket is installed, with an increased thickness of 0.3 mm - 1.5 mm.
Permissible Warpage (flatness) the mating surface of the head with the cylinder block for all engines is not more than - 0.03 mm.
Series Engine Head Height «N62» with an accuracy of±0.07 mm:
- nominal height 133.0 mm;
- minimum height 132.70 mm.