Proline® piston kit for Stihl MS271, MS291 chainsaws. Please compare your existing part with ours to verify proper fitment; actual product pictures are shown.
⚠️ IMPORTANT FITMENT: Some models may use more than one style or part number depending on the manufacturing date. This kit fits newer models where the intake boot clamps directly onto the cylinder boot. Please verify that this is the correct style for your specific model before purchasing.
Includes:
- Piston
- Piston ring
- Circlips
- Wrist pin
Specs:
- 47mm
- Fits Newer models intake boot clamps on to the cylinder see picture
Replaces Stihl OEM #:
- 1141 030 2004, 11410302004
Fits Models:
- MS271, MS271C, MS291, MS291C