Route the new belt around the pulleys according to your engine's diagram
Install the new impeller by turning the driveshaft clockwise while pushing down to correctly orient the vanes
Brand Part Number Superseded By Notes Honda 19210-ZV5-003 19210-ZV7-003 Sierra 18-3248 Mallory Marine 9-45103 GLM 91012 CEF 500338 Tohatsu HZV5-19210-003
and can lead to better fuel efficiency by reducing drag and engine strain
and a loose or cracked physical connection
Water Pump Repair Kit – Fits Mercury/Mariner Outboards & MerCruiser Alpha One (Replaces 46-96148Q8, 46-96148A8, 46-96148T8) 140HP Route the new belt aroundProduct Details This comprehensive Water Pump Repair Kit is a direct fit replacement for a wide range of Mercury and Mariner outboards, from 65 HP 4 cylinder models up to V 6 engines using short vane impellers. It is also designed for MerCruiser I, R, MR, and Alpha One stern drives with serial numbers from 2491586 to 0D469858. This kit provides a direct interchange for Mercury part numbers 46 96148A8, 46 96148Q8, 46 96148T8, as well as Sierra 18 3217,