2 Ring Sets .020 Oversize Fits Kohler KT17 KT19 M18 M20

Two .020 oversize piston ring sets for the Kohler KT17, KT19, M18, M20, MV16, MV18 and MV20 cast-iron twin-cylinder engines, one per cylinder. Each set has a top compression ring, a second compression ring and an oil ring. Pistons are not included. These are for cylinders bored .020 over the 3.125 inch standard and must go on .020 oversize pistons; a standard bore takes 52-108-09-S. Measure taper and out of round, hone lightly for a crosshatch and check the end gap of each ring in its bore before assembly.

• TWO .020 OVERSIZE RING SETS - One set per cylinder: top compression ring, second compression ring and oil ring. Pistons are not included.
• FITS KOHLER KT17, KT19, M18, M20, MV16, MV18 AND MV20 - The cast-iron twin-cylinder engines on a 3.125 inch standard bore, here bored .020 over.
• FOR A BORED CYLINDER ONLY - .020 over the 3.125 inch standard. These will not fit a standard bore; the standard set is 52-108-09-S.
• MATCH THE PISTONS - Oversize rings go on oversize pistons of the same size. Check the size stamped on the piston crowns.
• CHECK THE BORE FIRST - Measure taper and out of round, hone lightly for a crosshatch, and check end gap in the bore each ring will run in.