Proline® cylinder and pop up piston kit for Stihl MS311, MS391 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
- Pop Up Piston
- Piston rings
- Circlips
- Wrist pin
Specs:
- Proline® Performance Series
- Extra compression Pop Up Piston
- 49mm
-
Nikasil plated
- Please note: Stihl made 2 different cylinders for the MS391, this is the 3 screw manifold style (see comparison picture)
Replaces Stihl OEM #:
- 1140 020 1204, 11400201204
Suitable for the following applications:
- MS311, MS391, MS 311, MS 391