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Mercury Mariner 75-125hp Thermostat Gasket (OSTG430)

Genuine Part # : 27-43006 8

In Stock
  • Free Shipping


  • 1 YEAR


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This part replaces part #: 27-43006 8.

This part suits the following engines: Mercury Mariner 75-125hp 2 Stroke 1987-2015.


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


By: on 8 April 2019
Fits perfectly on my 75hp Mercury. No leaks. Very happy with product and delivery time from was excellent.

Mercury Mariner 75-125hp Thermostat Gasket (OSTG43

By: on 2 April 2019
Gasket arrived in good time in a well protected packet. Good communication at every stage of the order and delivery process.

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