Key indicators of a worn or failing water pump include the engine overheating at low RPMs
How do I confirm this kit fits my Suzuki outboard
and a loose or cracked physical connection
and can lead to better fuel efficiency by reducing drag and engine strain
The serial number range is the most accurate way to confirm fitment
Water Pump Repair Kit – Fits Mercury/Mariner Outboards & MerCruiser Alpha One (Replaces 46-96148Q8, 46-96148A8, 46-96148T8) 140HP Key indicators of a wornProduct 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,