Cross section of Solex Zenith 35/40 INAT carburetor:
6 - air jet of the starting device; 9 - main fuel jet; 11 - inlet tube of the starting device; 12 - fuel jet starting device; 13 - main air jet of the 1st chamber; 14 - main air jet of the 2nd chamber; 15 - air jet of the main idle system; 16 - fuel jet of the main idling system; 17 - tube of the corrector of the qualitative composition of the mixture; 18 - air jet auxiliary idle system; 19 - fuel jet auxiliary idle system; 20 - electromagnetic shut-off valve; 21 - adjusting screw for the amount of idle mixture; 22 - quality adjusting screw (composition) idle mixtures; 23 - thermostat valve.