Parts list: № Number Qty Name Options 1 RE524564 4 Piston Replacement Kit 0.50 OS, MARKED RE518838, USE WITH RE535448 2 RE524568 1 Piston Ring Kit 3 40M1855 2 Snap Ring 4 R503480 1 Piston Pin Next page: ST626068 9901 Fuel Control Rack Guide Kit ST435952 9901 Complete Block Assembly ST435957 9901 Crankshaft Pulley ST626053 9901 Bearing Kit ST435961 9901 Governor Lever Kit ST23231 9901 Engine Overhaul Kit ST696825 9901 Rack Kit ST626160 9901 Cylinder Head Kit ST435954 9901 Crankshaft Bearing Kit Undersized ST435959 9901 Piston Ring Kit 0.25 OS