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Mercury Mariner 75-200hp 4/6 Cylinder Water Pump Kit (OSWK784)

Genuine Part # : 46-96148A8, 46-32437A3, 46-78400A2, 18-3316

In Stock
  • Free Shipping


  • 1 YEAR


  • ISO 9001 Certified
    ISO 9001


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This part replaces part #: 46-78400A2, 46-96148A8, 46-32437A3, 18-3316.

This part suits the following engines: Mercury Mariner 75-85hp Inline 4 cylinder, Mercury Mariner 90-150 Inline 6 cylinder SER:4394236 and UP (Not all 150hp models), Mercury Mariner 135-150hp V6 SER: 904646 and UP, Mercury Mariner 175hp V6 SER: 4301235 and UP,  Mercury Mariner 200hp V6 SER: 6625221 and UP (2.0-2.5 litre gearboxes) .


About The Brand

Outboard Spares brand of parts are tested in Australia's harsh marine environment with a focus on quality and durability. Outboard Spares parts are used by professional fishermen who depend on their parts to stay on the water and in business. So next time you service your engine choose what the professionals use, choose Outboard Spares.

Delivery Time

Oils & Lubricants can only be sent via Free Standard Shipping.

Orders are dispatched same business day if ordered before 3:30pm AEST. All orders are dispatched from Melbourne, Victoria and are sent via Australia Post.

For delivery time estimates with Australia Post please use their delivery calculator here:

If you have any questions relating to shipping, please contact us by emailing

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