Stihl 1120 · Section S · 18 of 19 · 32 parts
Carburetor WA-99B
Fits 009.
Change documented in Technical Information 27/1986 .
Parts (32)
| Pos | Part number | Description | Qty |
|---|---|---|---|
| 1 | 1110 121 5100 | Inlet needle | 1 |
| 2 | 1120 122 3001 | Spring | 1 |
| 3 | 1113 121 9200 | Spindle | 1 |
| 4 | 1113 121 5000 | Inlet control lever | 1 |
| 5 | 1114 122 7400 | Round head screw | 1 |
| 6 | 1113 129 0905 | Gasket | 1 |
| 7 | 1114 121 7401 | Plate | 1 |
| 8 | 1110 122 7800 | Oval head screw | 1 |
| 9 | 1120 129 0900 | Gasket | 1 |
| 10 | 1113 121 4705 | Metering diaphragm | 1 |
| 11 | 1113 121 0800 | End cover | 1 |
| 12 | 1106 122 7400 | Round head screw | 4 |
| 13 | 1106 122 3000 | Spring | 1 |
| 14 | 1120 122 6701 | High speed adjustment screw | 1 |
| 15 | 1110 122 3030 | Spring | 1 |
| 16 | 1120 122 6800 | Low speed adjustment screw | 1 |
| 17 | 1120 120 7100 | Throttle shaft with lever | 1 |
| 18 | 1113 122 3205 | Torsion spring | 1 |
| 19 | 1117 122 9000 | E-clip | 1 |
| 20 | 1120 121 3300 | Throttle shutter | 1 |
| 21 | 1110 122 7400 | Round head screw | 1 |
| 22 | 1114 121 5400 | Valve jet | 1 |
| 23 | 1116 121 7800 | Strainer | 1 |
| 24 | 1114 121 4800 | Pump diaphragm | 1 |
| 25 | 1114 129 0900 | Gasket | 1 |
| 26 | 1120 121 0800 | End cover | 1 |
| 27 | 1114 122 7100 | Screw | 1 |
| 28 | 1116 122 3015 | Spring | 1 |
| 29 | 1116 122 6200 | Idle speed adjustment screw | 1 |
| 30 | 1117 122 3900 | Elbow connector | 1 |
| Not numbered on the diagram — assemblies, kits and options | |||
| — | 1120 120 0602 | Carburetor WA-99B no longer available from factory | 1 |
| — | 1120 007 1060 | Set of carburetor parts WA | 1 |
2012 service parts catalogue. Parts are not interchangeable across engine series — check yours before ordering.
Wrong number or missing part for the 009? Report a correction →