Proline® piston kit for Stihl MS391 chainsaws. If you need a complete cylinder and piston kit check our store. Please match you part with ours for proper fitment; actual pictures shown. Parts are Not made in China.
Includes:
- Piston
- Ring
- Circlips
- Wrist pin
Specs:
- 49mm
Replaces Stihl OEM #:
- 1140 030 2003, 11400302003