Meteor Piston Assembly (42.5mm) for Stihl MS 231 Chainsaws (Replaces 1143 030 2013)

The Meteor Piston company has been making pistons for small two cycle engines since 1952. These pistons are a high quality replacement option for your professional chainsaw. Each piston assembly include a piston, rings, wrist pin and circlips. This piston comes with high performance Caber F-cast rings. We recommend replacing your cylinder gaskets and using a piston ring clamp set to help when changing a piston. Made in Italy.