Stihl 4203 · Section E · 5 of 10 · 57 parts
Carburetor BR 320 L WT-230A, WT-489 USA
Fits BR 320 L.
Parts (57)
| 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 | 1120 121 5405 | Valve jet | 1 |
| 7 | 4117 122 9402 | Plug | 1 |
| 8 | 1120 129 0900 | Gasket | 1 |
| 9 | 1113 121 4705 | Metering diaphragm | 1 |
| 10 | 1113 121 0800 | End cover | 1 |
| 11 | 1106 122 7400 | Round head screw | 4 |
| 12 | 1114 121 7800 | Strainer | 1 |
| 13 | 1121 121 4801 | Pump diaphragm | 1 |
| 14 | 1120 129 0905 | Gasket | 1 |
| 15 | 4203 121 0801 | End cover | 1 |
| 16 | 1114 122 7100 | Screw | 1 |
| 18 | 4117 122 3006 | Spring | 1 |
| 19 | 4117 122 6200 | Idle speed adjustment screw | 1 |
| 20 | 4203 120 7100 | Throttle shaft with lever | 1 |
| 21 | 1113 122 3205 | Torsion spring | 1 |
| 22 | 4116 122 5000 | Spacer sleeve | 1 |
| 23 | 4203 123 7300 | Lever | 1 |
| 24 | 4215 121 8900 | Pin | 1 |
| 25 | 4215 121 8600 | Washer | 1 |
| 26 | 1117 122 9000 | E-clip | 1 |
| 27 | 1115 122 7400 | Round head screw | 1 |
| 28 | 4117 121 3300 | Throttle shutter | 1 |
| 29 | 1110 122 7400 | Round head screw | 2 |
| 30 | 1116 122 3000 | Spring | 1 |
| 31 | 1116 122 4200 | Ball | 1 |
| 32 | 4203 121 3002 | Choke shaft | 1 |
| 33 | 4117 121 2900 | Choke shutter | 1 |
| 34 | 1115 122 3002 | Spring | 1 |
| 35 | 4117 122 3007 | Spring | 1 |
| 36 | 4130 122 6700 | High speed adjustment screw | 1 |
| 37 | 4203 122 6802 | Low speed adjustment screw | 1 |
| 39 | 4203 122 6702 | High speed adjustment screw | 1 |
| 40 | 4203 122 6803 | Low speed adjustment screw | 1 |
| 41 | 4203 121 2700 | Cap | 2 |
| 42 | 5910 890 4500 | Puller option | 1 |
| 50 | 4130 122 3600 | Sealing ring | 1 |
| 51 | 4130 121 8601 | Washer | 1 |
| 52 | 4130 121 8602 | Washer | 2 |
| 53 | 4130 122 6701 | High speed adjustment screw | 1 |
| 54 | 4130 121 2701 | Cap | 1 |
| 55 | 4124 122 3600 | Sealing ring | 1 |
| 56 | 1111 121 8605 | Washer | 1 |
| 57 | 4130 122 6801 | Low speed adjustment screw | 1 |
| 58 | 4130 121 2700 | Cap | 1 |
| 59 | 4130 122 3601 | Sealing ring | 1 |
| 60 | 1115 122 3002 | Spring | 2 |
| 61 | 4119 122 6801 | Low speed adjustment screw | 1 |
| 62 | 1120 122 6705 | High speed adjustment screw | 1 |
| Not numbered on the diagram — assemblies, kits and options | |||
| — | 4203 120 0605 | Carburetor WT-230A | 1 |
| — | 4203 120 0607 | Carburetor WT-489 | 1 |
| — | 4203 007 1061 | Set of carburetor parts | 1 |
| — | 4203 120 0606 | Carburetor WT-331 no longer available from factory | 1 |
2012 service parts catalogue. Parts are not interchangeable across engine series — check yours before ordering.
Wrong number or missing part for the BR 320 L? Report a correction →