The main brake cylinder, with two sequential pistons 10 and 17 and a two-section reservoir 4 with sensor 6 for an emergency brake fluid level drop indicator, is attached to the cover of the vacuum booster
The K-151D carburetor, installed on a car with a ZMZ-4063 engine, has two adjacent vertical channels (chambers) for air passage, in the lower part of each of which a rotary throttle valve is installed