Parts list: № Number Qty Name Options 1 RE524566 5 Piston Replacement Kit (0.50 OS) (MARKED R522745) 2 RE524568 1 Piston Ring Kit 3 40M1855 2 Snap Ring 4 R503480 1 Piston Pin Next page: 220-69 9901 (PISTON, PISTON RING KIT ) [02E02] 220-71 9901 (HEAD BOLTS) [02E03] 220-72 9901 (FUEL CONTROL RACK GUIDE KIT) [02E04] 220-73 9901 (FLYWEIGHT KIT) [02E05] 220-74 9901 (GOVERNOR LEVER KIT) [02E06] 220-67 9901 (PISTON/PISTON RING KIT 0.25 OS) [02D25] 220-66 9901 (BEARING KIT 0.25 US) [02D24] 220-65 9901 (CYLINDER HEAD GASKET/OVERSIZED) [02D23] 220-64 9901 (THRUST WASHER KIT) [02D22] 220-63 9901 (CRANKSHAFT BEARING KIT/UNDERSIZED) [02D21]