Stihl 4148 · Section A · 1 of 16 · 21 parts
Crankcase, Cylinder
Fits FS 490 C, FS 510 C, FS 560 C.
This drawing carries 2 bore sizes — Ø 44.7 mm , Ø 47 mm . Not interchangeable — measure your cylinder before ordering. The catalogue lists them on one sheet for one machine and never says which variant each belongs to, so this guide does not either.
Parts (21)
| Pos | Part number | Description | Qty |
|---|---|---|---|
| 1 | 4148 020 2602 | Crankcase, fan side | 1 |
| 2 | 9503 003 0340 | Grooved ball bearing 6202 → replaced by 9503 003 0346 TI 6/2001 | 1 |
| 3 | 0000 988 8600 | Sleeve | 4 |
| 4 | 9639 003 1585 | Oil seal 15x25x5 | 1 |
| 5 | 4148 020 2902 | Crankcase | 1 |
| 6 | 9640 003 1195 | Oil seal 12x22x5 | 1 |
| 7 | 9075 478 4159 | Pan head self-tapping screw IS-D5x24 | 4 |
| 8 | 4148 030 0400 | Crankshaft | 1 |
| 9 | 4148 020 1200 | Cylinder with piston Ø 44.7 mm | 1 |
| 10 | 4148 030 2002 | Piston Ø 44.7 mm | 1 |
| 11 | 1141 034 3000 | Piston ring Ø 44.7x1.2 mm | 2 |
| 12 | 9463 650 1100 | Snap ring 11 | 2 |
| 13 | 4148 034 1500 | Piston pin 11x7x32 | 1 |
| 14 | 4148 020 1201 | Cylinder with piston Ø 47 mm | 1 |
| 15 | 4148 030 2003 | Piston Ø 47 mm | 1 |
| 16 | 1140 034 3000 | Piston ring Ø 47x1.2 mm | 2 |
| 17 | 9512 003 2347 | Needle cage 11x14x15 | 1 |
| 18 | 4148 029 2300 | Cylinder gasket | 1 |
| 19 | 9022 341 0900 | Spline screw IS-M5x28 | 4 |
| 20 | 0783 830 2000 | Tube of sealant Dirko HT red option | 1 |
| Not numbered on the diagram — assemblies, kits and options | |||
| — | 4148 007 1600 | Set of gaskets option | 1 |
Parts are not interchangeable across engine series — check yours before ordering.
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