The piston rings in a lawn mower work closely with a component called the ring expander. Replace the piston rings on a lawn mower with help from an outdoor power equipment specialist in this free video clip.
Expert: Bill Parker
Bio: Bill Parker is an outdoor power equipment specialist.
Filmmaker: Nate Berry
Series Description: Unfortunately there are quite a bit of things that can go wrong with a standard lawn mower. Learn everything you ever wanted to know about lawn mower repair with help from an outdoor power equipment specialist in this free video series.