we recommend inspecting your impeller annually and replacing it every 1 to 2 years (or every 100-200 hours of use)
Constructed from durable neoprene rubber for reliable performance in marine environments
The 5-inch dimension is the total outer length
Install the new gimbal bearing using an appropriate bearing driver until it is fully seated
and optimal performance
Water Pump Impeller – Fits Johnson/Evinrude 4-8 HP (Replaces 389576, 433914, 436137, 777822) 17HP we recommend inspecting your impellerProduct Details This replacement Water Pump Impeller Fits Johnson Evinrude 4 8 HP Outboards (Replaces 389576, 433914, 436137, 777822) is designed for a precise fit on Johnson Evinrude 4 8 HP 2 Stroke engines (19801997) and 5 6 HP 4 Stroke engines (1998 and up). It restores cooling system performance, protecting your engine from overheating. This component provides a direct interchange for OEM parts 389576, 433914, 436137, 777822, and 778225, as well