Stihl 4144 · Section H · 8 of 12 · 34 parts
Carburetor C1M-S207, C1M-S145C
Fits FS 40, FS 40 C, FS 50, FS 50 C.
Parts (34)
| Pos | Part number | Description | Qty |
|---|---|---|---|
| 1 | 4128 122 3000 | Spring | 1 |
| 2 | 4116 121 5100 | Inlet needle | 1 |
| 3 | 1125 121 5000 | Inlet control lever | 1 |
| 4 | 1120 121 9200 | Spindle | 1 |
| 5 | 0000 122 7101 | Screw | 1 |
| 6 | 4241 122 6600 | Collar screw | 1 |
| 7 | 4241 129 0901 | Gasket | 1 |
| 8 | 4241 121 4700 | Metering diaphragm | 1 |
| 9 | 4144 120 2200 | Flange | 1 |
| 10 | 4226 121 2700 | Cap | 1 |
| 11 | 4140 121 0800 | End cover | 1 |
| 12 | 4241 122 7100 | Screw | 4 |
| 13 | 4241 121 4800 | Pump diaphragm | 1 |
| 14 | 1123 129 0905 | Gasket | 1 |
| 15 | 4241 121 0800 | End cover | 1 |
| 16 | 1125 122 4200 | Clamp | 1 |
| 17 | 4140 122 6200 | Idle speed adjustment screw | 1 |
| 18 | 1120 122 7800 | Oval head screw | 1 |
| 19 | 1123 121 7800 | Strainer | 1 |
| 20 | 4144 122 6801 | Low speed adjustment screw | 1 |
| 21 | 4144 121 2700 | Cap | 1 |
| 22 | 4241 122 6700 | High speed adjustment screw | 1 |
| 23 | 4229 121 2701 | Cap | 1 |
| 24 | 4144 121 3500 | Throttle lever | 1 |
| 25 | 9079 319 0280 | Flat head screw M3x3.5 | 1 |
| 26 | 4144 121 8900 | Pin | 1 |
| 27 | 4137 121 8600 | Washer | 1 |
| 28 | 1120 122 9000 | E-clip | 1 |
| 29 | 4144 180 9500 | Choke knob | 1 |
| 30 | 4144 122 7100 | Screw | 1 |
| 31 | not sold separately | Spring not available as a separate item | 1 |
| Not numbered on the diagram — assemblies, kits and options | |||
| — | 4144 120 0603 | Carburetor C1M-S207 | 1 |
| — | 4144 120 0600 | Carburetor C1M-S145C no longer available from factory | 1 |
| — | 4241 007 1002 | Set of carburetor parts | 1 |
2012 service parts catalogue. Parts are not interchangeable across engine series — check yours before ordering.
Wrong number or missing part for the FS 40, FS 40 C, FS 50, FS 50 C? Report a correction →