Proline® cylinder piston kit for Stihl MS231 and MS251 chainsaws. Verify this is the correct part you need for your model BEFORE purchasing, as some models listed used more than one style/part number, depending on manufacture date. Please match your part with ours for proper fitment; actual pictures shown. This kit is Not made in China.
Includes:
- Cylinder
- Piston
- Piston rings
- Circlips
- Wrist pin
Specs:
- Nikasil
- 44mm
- Please note: Stihl made 2 different cylinders for the MS231 and MS251, this is the newer style (see last picture)
Replaces Stihl OEM#:
- 1143 020 1207, 11430201207
Suitable for the following applications:
- MS231, MS231 C-BE, MS231 C-BE Z Wood Boss, MS231-Z, MS251, MS251 C-B