I RELACED THE WATER PUMP AND LOWER GEAR LARGE "O" RING - - BUT I FOUND THIS PART ON THE FLOOR WHEN I FINISHED. WHERE DOES IT GO OR FIT??? SEE ATTACHED PICTURES HELP!!!!!!!!!!!
it looks like part # 0318972...impeller housing to driveshaft seal...parts diagrams for your motor can be found at various sites...one I use frequently is mar ine en gine dot com < one word dot com >...look under Gearcase section