Water Pump Repair Kit – Fits Mercury/Mariner Outboards 75-225HP & MerCruiser Alpha One (Replaces 96148Q8, 46-96148A8) 9.9hp Yamaha 6H4-W0078-01-00 6H4-W0078-A0-00 First supersession

Yamaha 6H4-W0078-01-00 6H4-W0078-A0-00 First supersession

or missing impeller vanes

Thoroughly clean the seal's seating surface inside the gimbal housing

Remove the water pump housing bolts and lift the housing to expose the old impeller

15 HP 4-Stroke (323cc)

Water Pump Repair Kit – Fits Mercury/Mariner Outboards 75-225HP & MerCruiser Alpha One (Replaces 96148Q8, 46-96148A8) 9.9hp Yamaha 6H4-W0078-01-00 6H4-W0078-A0-00 First supersessionProduct Details This Water Pump Repair Kit Fits Mercury Mariner Outboards 75 225HP & MerCruiser Alpha One Stern Drives provides all the necessary components to service and restore your engine's cooling system. It is designed for a broad range of Mercury Mariner 75 225HP 2 stroke outboards (4 cylinder and V6) and MerCruiser Pre Alpha, R, MR, and Alpha One stern drives manufactured between 1970 and 1990. This kit serves as a direct cross reference for