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Mercury Mariner 75-90hp 2 Stroke Service Kit with Oils (OSSK20O)

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  • 1 YEAR


  • ISO 9001 Certified
    ISO 9001


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Note: This service kit does not include spark plugs. The spark plugs for the below outboards have been discontinued.

This kit includes:
1 x 47-43026Q06 Waterpump Kit (OSWK4302.2)
1 x 14586 Thermostat (OST145)
1 x 27-43006 8 Thermostat Gasket (OSTG430)
1 x 27-62386001 Thermostat Seal (OSTS623)
1 x 35-877565T1 Fuel Filter (OSFF8775)
2 x Penrite 75W-90 Full Synthetic Inboard/Outboard Gear Oil 500g

This part suits the following engines: Mercury Mariner 75-90hp 2 Stroke 1987-2016.


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 or Express Shipping is $10 flat rate.

Oils & Lubricants can only be sent via Standard Shipping.

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

Mercury service kit

By: on 4 September 2021
Really good service , the kit was spot on and very good value for money well done guys

Annual Service Kit!

By: on 20 September 2019
Extremely helpful from day 1, Kit arrived very well packed & filled with Quality parts! Very Happy to see great supply/service still exists! You are now my go to Marine shop 100%

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