Water Pump Impeller Repair Kit – Fits Mercury & Tohatsu 8/9.8/9.9 HP (Replaces 803750A03, 3B2-87322-2) 150-350HP Check your engine model and

Check your engine model and year against the "Engine & Model Compatibility" table

then slide the old impeller and drive key off the driveshaft

Always refer to your engine's service manual for specific procedures and torque values

Fitment is specific to models with Power Steering

Water Pump Impeller Repair Kit – Fits Mercury & Tohatsu 8/9.8/9.9 HP (Replaces 803750A03, 3B2-87322-2) 150-350HP Check your engine model andProduct Details Restore your outboard's cooling system with this complete Water Pump Impeller Repair Kit Fits Mercury & Tohatsu 8 9. 8 9. 9 HP (Replaces 803750A03, 3B2 87322 2). It is designed for Mercury 8 9. 9 HP (209cc) 4 Stroke models and a wide range of Tohatsu and Nissan 8 9. 8 HP 4 Stroke outboards, including the MFS8, MFS9. 8, NSF8, and NSF9. 8 series. This kit serves as a direct interchange for Mercury part numbers 46 803750A03, 803750A03,