Water pump repair kit 70941A3 is for Mercury and Mariner 4-4.5hp single cylinder 2-stroke outboards. This expansive kit replaces the impeller and housings to restore cooling efficiency. It is one of the most complete kits available for repairing vintage 2-stroke outboard water pumps.
- For select Mercury and Mariner 4-4.5hp, single cylinder 2-stroke outboards
- Expansive kit replaces impeller, housings, drive key, plate, and seals
- Restores cooling flow to protect your vintage engine
- Produced to meet Mercury Marine original equipment manufacturer specifications