car GAZ-2705

The cylinder head can be removed with the intake pipe and exhaust manifold. If the cylinder head is removed from an engine installed on a car, you must first perform the following operations:
- - drain the liquid from the cooling system;

The piston of the 1st cylinder is set to the top dead center (TDC) position of the compression stroke so that when carrying out work related to removing the timing chains, the valve timing is not disturbed

Schemes of ZMZ-405 engine control systems may differ depending on which mass air flow sensor is installed
Three types of sensors can be installed on the vehicle:

The nozzle is an electromechanical valve in which the shut-off valve needle is pressed to the seat by a spring

Install the secondary shaft in a vertical position
Remove retaining ring 1 and spring ring 2 of the 3rd and 4th gear synchronizer