Piston Ring Set - Single Cylinder - Used/Open Box

Application: Single-cylinder piston ring set (Top, 2nd, 3rd compression rings plus 3-piece oil ring) on original install card - specific engine application not identified from packaging. Condition: Used / open-box with light surface oxidation on rings; card is soiled but intact. Buyer must confirm fitment by part number, photos, dimensions, engine model, serial number, and application before purchase. Used marine part sold as-is unless otherwise stated. No returns on electrical, used, special-order, or installed parts.