Chainsaw Repair

Pistons eventually wear thin on the skirt and if run long enough they break.

You may not need a new cylinder if the chrome is not worn through?

It some times helps to have someone help you get the flywheel off? leave the nut on the threads but loose. I tap with a soft hammer while someone is prying with a couple big screw drivers underneath the flywheel. warming it up with a heat gun helps.

Warming the bearing pocket on one side helps to get that case half off the bearing.