Quicksilver 8M6013999 | Impeller for Yamaha 9.9-15hp OutboardsQuicksilver water pump impeller 8M6013999 is for use on select 9.9-15hp Yamaha outboards. Replace damaged or worn water pump impellers to help keep your engine at proper operating temperatures. This Quicksilver water pump impeller is designed to meet all OEM specifications. Impeller only. See your owner's manual for recommended replacement schedule. Replacement hardware for installation sold separately. See your owner's or service manual for specific application and installation information. Hardware for installation sold separately. This Quicksilver water pump impeller replaces the following OEM part number: 682?44352?40?00. Also found in the aftermarket as 18-3074.Key Product Features For use on select 9.9-15hp Yamaha outboards; This Quicksilver water pump impeller is designed to meet all OEM specifications; Water pump impeller only; See your owner's manual for recommended replacement schedule; Replace damaged or worn water pump impellers to help keep your engine at proper operating temperatures; Application Information:Fits Mercury 9.9/15 HP (1982-1985)Yamaha engines F9.9/T9.9/FT9.9/9.9 (1996 and earlier) and 15