| Ref. No. | Name of Part | Vire Part Number | MMC Part Number | Quantity |
| Carburettor complete | 520 170m | - | 1 |
| 1 | Carburettor body | 534 000 | - | 1 |
| 2 | Plug plate | 534 010 | 741 290 | 1 |
| 3 | Locking ball for choke lever | 534 020 | 741 293 | 1 |
| 4 | Locking spring for choke lever | 534 030 | 741 297 | 1 |
| 5 | Choke lever | 535 040 | 741 300 | 1 |
| 6 | Hex. nut | 534 050 | 741 303 | 1 |
| 7 | Screw | 534 060 | 741 306 | 1 |
| 8 | Disc | 534 070 | 741 309 | 1 |
| 9 | Choke shaft | 534 080 | 741 312 | 1 |
| 10 | Choke shutter / flap | 534 090 | 741 315 | 1 |
| 11 | Screw and lockwasher / circlip | 534 100 | 741 318 | 1 |
| 12 | Membrane gasket | 534 110 | 741 321 | 1 |
| 13 | Diaphragm / membrane | 534 120 | 741 324 | 1 |
| 14 | Membrane cover | 534 130 | 741 327 | 1 |
| 15 | Carburettor flange gasket | 534 140 | 741 330 | 1 |
| 16 | Fuel pump gasket | 534 150 | 741 333 | 1 |
| 17a | Fuel pump diaphragm | 534 160 | 741 336 | 1 |
| 17b | Fuel pump valve | 522 690 | - | 1 |
| 18 | Fuel pump body / housing | 534 170 | 741 342 | 1 |
| 19 | Screw lockwasher | 534 180 | 741 345 | 6 |
| 20 | Fuel strainer | 534 190 | 741 348 | 1 |
| 21 | Gasket for strainer cover | 534 200 | 741 351 | 1 |
| 22a | Strainer cover, plastic | 534 210 | 741 354 | 1 |
| 22b | Strainer cover, aluminium | 522 710 | 741 242 | 1 |
| 23 | Screw for strainer cover | 534 220 | 741 357 | 1 |
| 24 | Fuel setting screw for idling | 534 230 | - | 1 |
| 25 | Spring for fuel setting screw | 534 240 | 741 363 | 1 |
| 26 | Washer | 534 250 | 741 366 | 1 |
| 27 | Sealing ring | 534 260 | 741 369 | 1 |
| 28 | Setting screw for idling speed | 534 270 | 741 372 | 1 |
| 29 | Spring for setting screw | 534 280 | 741 375 | 1 |
| 30 | Needle valve lever | 534 290 | 741 378 | 1 |
| 31 | Needle valve lever shaft | 534 300 | 741 381 | 1 |
| 32 | Screw for lever shaft | 534 310 | 741 384 | 1 |
| 33 | Needle valve and seal | 534 320 | 741 387 | 1 |
| 34 | Sealing for needle valve | 534 330 | - | 1 |
| 35 | Spring for needle valve lever | 534 340 | 741 393 | 1 |
| 36 | Setting / adjusting screw | 534 350 | 741 396 | 1 |
| 37 | Spring for setting / adjusting screw | 534 360 ? | - | |
| 38 | Washer / gasket | 534 370 ? | 741 402 | 1 |
| 39 | Sealing ring | 534 380 ? | - | 1 |
| 40 | Nozzle | 534 390 | 741 405 | 1 |
| 41 | Throttle lever / gas arm | 534 400 | 741 408 | 1 |
| 42 | Throttle lever fixing screw | 534 410 | 741 411 | 1 |
| 43 | Throttle shaft | 534 420 | 741 414 | 1 |
| 44 | Shaft retainer | 534 430 | 741 417 | 1 |
| 45 | Lockwasher / spring washer | 534 440 | 741 420 | 1 |
| 46 | Screw | 534 450 | 741 423 | 1 |
| 47 | Returning spring | 534 460 | 741 426 | 1 |
| 48 | Throttle shutter / flap | 534 470 | 741 429 | 1 |
| 49 | Screw and lockwasher / circlip | 534 100 | 741 318 | 1 |
| 50 | Fixing screw for throttle lever | 534 490 | 741 432 | 1 |
| 51 | Gasket set | 534 500 | - | 1 |
| 52 | Repair parts (*) kit | 534 510 | 741 438 | 1 |
| - | Repair parts (*) kit | 534 520 | 741 440 | 1 |
| 53 | Bottom plate | 520 400 | - | 1 |
| 54 | Sieve net | 520 420 | - | 1 |
| 55 | Foam plastic | 520 410 | - | 2 |
| 56 | Sieve net | 520 450 | - | 1 |
| 57 | Case | 520 390 | - | 1 |
| 58 | Washer 53 | 520 900 | - | 2 |
| 59 | Hex. screw M5 x 45 | 520 810 | 741 788 | 2 |
| 60 | Tightening belt | 534 520 ? | ? | 2 |
| 61 | Hose | 534 530 | - | 1 |
| 62 | Fuel pump valve (=17b) | 522 690 | - | 1 |
| 63 | Forced fuel hose | 522 700 | 741 239 | 1 |