The main details of the Solex Zenith 2V4 carburetor:
1 - the base of the carburetor; 20 - throttle control lever of the 2nd chamber with a stop screw; 24 - auxiliary starting device actuator; 28 - quality adjusting screw (composition) mixtures; 30 - adjusting screw for the amount of the mixture; 32 - plug quality adjusting screw (composition) mixtures; 33 - plug adjusting screw throttle 2nd chamber; 34 - electromagnetic shut-off valve; 35 - gasket; 40 - body of the starting device; 45 - air damper control rod; 46-49 - details of the accelerator pump; 50 - air damper pneumatic actuator; 54 - body of a bimetallic spring; 58 - corrector of the qualitative composition of the mixture; 59 - diaphragm and spool of the auxiliary starting device; 63 — throttle actuator of the 2nd chamber; 65 - throttle control lever; 70 — throttle actuator of the 1st chamber; 71 - thrust screw throttle 1st chamber; 72 - plug of the thrust screw of the throttle valve of the 1st chamber; 74 - fuel jet of the transition system of the 2nd chamber; 75 - fuel jet economizer power modes; 76 - spray accelerator pump; 77-82 - accelerator pump drive parts; 85, 86 - accelerator pump control levers; 89 - needle valves; 90 - floats; 93, 94 - sprayers; 96, 97 - main fuel jets; 97a - fuel jet actuator auxiliary starting device; 98, 99 - idle emulsion tubes with fuel and air jets of the auxiliary idle system; 100 - air jet auxiliary idle system; 101 - air jet of the transition system of the 2nd chamber; 102 - main air jet; 106 - screw securing the carburetor cover.