Electronic Qjet parts
Exploded view Q-Iet E4ME: It is representative of 1981-86 passenger-car Q-jets. Rich stop limit (#227) may not appear on some applications. Drawing and part description courtesy Rochester Products Division, GM.
| 1 | Gasket-air cleaner |
| 5 | Gasket-flange |
| 10 | Air horn assembly |
| 11 | Rivet-cover attaching |
| 11 | Rivet-cover attaching |
| 12 | Cover-air bleed valve |
| 15 | Air bleed valve assembly |
| 16 | 0-ring-air bleed valve lower |
| 17 | 0-ring-air bleed valve-upper |
| 30 | Screw-secondary metering rod holder attaching |
| 31 | Holder-secondary metering rod |
| 32 | Rod-secondary metering |
| 35 | Lever-choke |
| 36 | Screw-choke lever attaching |
| 40 | Retainer-pump link |
| 41 | Lever-pump |
| 45 | Screw assembly-air horn to throttle body |
| 46 | Screw assembly-air horn to float bowl |
| 47 | Screw-air horn to float bowl (countersunk) |
| 50 | Baffle-air horn |
| 55 | Vacuum break assembly-primary side (front) |
| 56 | Screw-primary side (front) vacuum break assembly attaching |
| 57 | Hose-primary side (front) vacuum break |
| 58 | Link-primary side vacuum break-air valve lever |
| 60 | Plunger-sensor actuator |
| 61 | Plug-TPS adjusting screw |
| 62 | Screw-TPS adjusting |
| 65 | Retainer-TPS seal |
| 66 | Seal-TPS plunger |
| 67 | Retainer-pump stem seal |
| 68 | Seal-pump stem |
| 70 | Plug-solenoid adjusting screw |
| 71 | Plug-solenoid stop screw |
| 72 | Screw-solenoid stop rich mixture |
| 73 | Spring-rich authority adjusting |
| 200 | Float bowl assembly |
| 201 | Gasket-air horn to float bowl |
| 203 | Spring- pump plunger |
| 204 | Cup-pump plunger |
| 205 | Pump assembly |
| 206 | Spring-pump return |
| 210 | Sensor-Throttle Position (TPS) |
| 211 | Spring-sensor adjusting |
| 213 | Rod-primary metering |
| 215 | Plunger-solenoid |
| 217 | Spring-primary metering rod (E2M, E4M only) |
| 221 | Screw-solenoid connector attaching |
| 222 | Gasket-solenoid connector to air horn |
| 225 | Mixture control solenoid assembly |
| 226 | Screw-Solenoid adjusting (Lean mixture) |
| 227 | Stop-rich limit |
| 228 | Spring-solenoid adjusting screw |
| 229 | Spring-solenoid return |
| 234 | Insert-aneroid cavity |
| 235 | Insert-float bowl |
| 236 | Hinge pin-float |
| 237 | Float |
| 238 | Pull clip-float needle |
| 239 | Needle-float |
| 240 | Seat-float needle |
| 241 | Gasket-float needle seat |
| 250 | Plug-pump discharge (retainer) |
| 251 | Ball-pump discharge |
| 252 | Baffle-pump well |
| 255 | Primary metering jet assembly |
| 315 | Hose-secondary side (rear) vacuum break |
| 316 | Tee-secondary side (rear) vacuum break |
| 320 | Vacuum break assembly-secondary side (rear) |
| 321 | Screw-secondary side (rear) vacuum break ssembly attaching |
| 322 | Link-secondary side (rear) vacuum break to choke |
| 330 | Rivet-choke cover attaching |
| 331 | Retainer-choke cover |
| 335 | Electric choke cover and stat assembly |
| 340 | Choke housing assembly |
| 341 | Screw and washer assembly choke housing to float bowl |
| 345 | Screw-choke stat lever attaching |
| 348 | Lever-choke stat |
| 350 | Intermediate choke shaft, lever and link assembly |
| 352 | Fast idle cam assembly |
| 354 | Lever-intermediate choke |
| 356 | Link-choke |
| 360 | Lever- secondary throttle lockout |
| 364 | Seal intermedtate choke shaft |
| 370 | Nut-fuel inlet |
| 372 | Gasket-fuel inlet |
| 375 | Filter-fuel inlet |
| 377 | Spring-fuel filter |
| 380 | Screw-throttle stop |
| 381 | Spring-throttle stop screw |
| 400 | Throttle body assembly |
| 401 | Gasket-float bowl to throttle body |
| 405 | Screw assembly-float bowl to throttle body |
| 410 | Link-pump |
| 420 | Needle-idle mixture |
| 421 | Spring-idle mixture needle |
| 422 | Plug-idle mixture needle |
| 425 | Screw-fast idle adjusting |
| 426 | Spring-fast idle adjusting screw |
| 500 | Solenoid and bracket assembly |
| 501 | Screw-bracket attaching |
| 505 | Bracket-solenoid |
| 510 | Throttle kicker assembly |
| 511 | Bracket-solenoid |
| 512 | Nut-throttle kicker assembly attaching |
| 513 | Washer-tab locking |
| 515 | Idle speed control assembly |
| text & images: | Charles Brooks |
| html by: | Matthew Daugherty |