car GAZ-2705
The timing mechanism is driven by a toothed belt 6 from the crankshaft pulley 1
The toothed belt is tensioned by the eccentric bearing of the tension roller 5
The parking brake should hold the vehicle on a 25% grade when the parking brake lever is moved 15-20 teeth (clicks) of the ratchet device
The frequency of replacing the air filter element is 10 thousand kilometers.
If you frequently drive on dusty roads, you need to change the filter element more often.