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Tohatsu & Mercury Mariner 40-50hp Impeller x 4 (OSI3C8M)

Genuine Part # : 3C8-65021-2, 47-16154 2, 47-16154-2, 18-8922

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  • 1 YEAR


  • ISO 9001 Certified
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This listing is for four impellers.

This part replaces part #: 3C8-65021-2, 47-16154 2, 47-16154-2, 18-8922.

This part suits the following engines: Tohatsu 40hp 3 Cylinder 2 Stroke 2003-2016, Tohatsu 50hp 3 Cylinder 2 Stroke 2003-2016 (including 40-50 TLDI models), Mercury Mariner 40-50hp 2003-2016 (serial number starting with 0N... only).


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.

  • Standard Shipping is free on all orders. Oils & Lubricant products can only be sent via Standard Shipping.
  • Express Shipping is $10 flat rate.
  • Pick up is available from our warehouse at 1/84 Brunel Road, Seaford VIC 3198 between the hours of 8:30am to 3:30pm weekdays. You will be notified by email when your order is ready for pick up.

Delivery Time

Orders are dispatched same business day if ordered before 3:00pm AEDT. 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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