| 1 | Gasket |
| 2 | Gasket |
| 3 | Diaphragm |
| 4 | Diaphragm pump |
| 5 | Pump body |
| 6 | Air purge body |
| 7 | Filter |
| 8 | Bolt |
| 9 | Screw |
| 10 | Jet |
| 11 | O-ring |
| 12 | O-ring |
| 13 | Retainer washer |
| 14 | O-ring |
| 15 | Cover |
| 16 | Adjuster nut |
| 17 | Screw |
| 18 | Screw |
| 19 | Spring |
| 20 | Washer |
| 21 | Primer |
| 22 | Filter |
| 23 | Carburetor WYB 16C |
| 24 | Insulator |
| 25 | Gasket |