47-22748 Outboard Rubber Impeller with Key/Pin for Mercury Mariner 2-S 3.5 3.9 5 6HP | JLM Marine family-yamaha-3mshy Using a seal driver or

Using a seal driver or an appropriately sized socket

then recheck the oil level with the dipstick and top off if necessary

Core Components: Includes impeller

or a weak or non-existent water stream from the "tell-tale" cooling system outlet

47-22748 Outboard Rubber Impeller with Key/Pin for Mercury Mariner 2-S 3.5 3.9 5 6HP | JLM Marine family-yamaha-3mshy Using a seal driver or47 22748 Outboard Rubber Impeller with Key Pin for Mercury Mariner 2 Stroke 3. 5 3. 9 5 6HP JLM Marine This high quality aftermarket rubber impeller is engineered to fit Mercury Mariner 2 stroke outboard engines rated at 3. 5, 3. 9, 5, and 6 HP. Designed to deliver reliable water pump performance, this impeller ensures efficient cooling to protect your engine from overheating and extends service life. A direct replacement for OEM part number 47 22748,