Sold by eManualOnlineMercury Mariner (outboard) 30-40 Marathon 40 SeaPro 30 SeaPro (2 Cylinders) Service ManualMarathon ModelsInstant AccessDetailsMakeMercuryModel or seriesMarathon ModelsCategoryOutboardseManualOnline listing#107956View manual overviewFind more manualsOutboardsMercuryMercury Marathon Models