Tech Tip #5: Piston Ring Filing and Cylinder Wall Surface Finish

Most piston rings need to be filed to the appropriate ring gap for your particular application and should not be installed as-is. In addition to piston ring gap, you also need to make sure the cylinder wall surface finish is smooth enough to seat with the rings. In todays tech tip, Jay gives us a closer look at these 2 things to help keep us out of trouble during assembly.