Stihl 4118 · Section A · 1 of 7 · 38 parts
Crankcase, Cylinder
Fits FS 50, FS 51.
No exploded view for this assembly. The catalogue lists its parts without a drawing.
Parts (38)
| Pos | Part number | Description | Qty |
|---|---|---|---|
| 1 | 4118 020 2100 | Crankcase | 1 |
| 2 | 9631 003 1260 | Oil seal 12x32x5 | 1 |
| 3 | 9456 621 3600 | Circlip 32x1.2 | 2 |
| 4 | 9503 003 0240 | Grooved ball bearing 6201 | 1 |
| 5 | 9503 003 6440 | Grooved ball bearing 6201-2RS → replaced by 9503 003 6420 TI 5/1994 | 1 |
| 6 | 0000 958 1222 | Shim 0.1 mm | 1 |
| 7 | 0000 958 1223 | Shim 0.2 mm | 1 |
| 8 | 0000 958 1224 | Shim 0.5 mm | 1 |
| 9 | 4118 030 0400 | Crankshaft | 1 |
| 10 | 9455 621 1130 | Circlip 12x1 | 1 |
| 11 | 0000 958 0808 | Washer | 2 |
| 12 | 9512 003 1910 | Needle cage 8x12x8 | 1 |
| 13 | 4118 035 1000 | Connecting rod | 1 |
| 14 | 9307 021 0100 | Washer 4.3 | 1 |
| 15 | 9045 341 0610 | Socket head screw M4x6 | 1 |
| 16 | 4118 034 0501 | Piston Ø 28 mm | 1 |
| 17 | 4118 034 3000 | Piston ring | 1 |
| 18 | 4118 034 1500 | Piston pin | 1 |
| 19 | 9462 650 0800 | Snap ring 8x0.7 | 2 |
| 20 | 4118 022 0500 | Cylinder Ø 28 mm | 1 |
| 21 | 4118 029 2300 | Cylinder gasket | 1 |
| 22 | 9036 341 0980 | Socket head screw M5x16 | 2 |
| 23 | 4118 029 0500 | Gasket | 1 |
| 24 | 4118 021 1000 | Crankcase cover | 1 |
| 25 | 4118 352 8201 | Clamp | 1 |
| 26 | 4118 352 8101 | Insert | 1 |
| 27 | 4118 182 2100 | Support | 1 |
| 28 | 9045 371 0980 | Socket head screw M5x16 | 4 |
| 30 | 4114 140 0601 | Muffler with fire-safe | 1 |
| 31 | 1113 141 0900 | Screen | 1 |
| 32 | 4114 148 3000 | Shim | 1 |
| 33 | 9007 319 1110 | Hexagon head screw M5x50 | 2 |
| 34 | 4118 129 0500 | Gasket | 1 |
| 35 | 4118 120 2200 | Flange | 1 |
| 36 | 9041 216 1010 | Pan head screw M5x18 | 2 |
| 37 | 4112 400 7001 | Spark plug NGK BMR 6A | 1 |
| 38 | 0000 998 0606 | Torsion spring | 1 |
| 39 | 1106 405 1000 | Spark plug boot → replaced by 1128 405 1000, 1128 405 1000 TI 30/1995 | 1 |
2012 service parts catalogue. Parts are not interchangeable across engine series — check yours before ordering.
Wrong number or missing part for the FS 50, FS 51? Report a correction →