Fig. 2.3. Cover of a head of the block of cylinders: 1 – sensor of provision of a cam-shaft (CMP); 2 – fixing opening of the oil managing director of the valve (OCV) (L3 engine); 3 – cover of an oil-filling mouth

The cover of a head of the block of cylinders is made of aluminum alloy thanks to what has small weight and possesses high sound-absorbing characteristics. On a cover there is an inflow for installation of the sensor of provision of a cam-shaft which is located in its back part. In a cover of a head of the block of cylinders of L3 engines there is an opening for installation of the oil operating valve (OCV) (fig. 2.3).