PRODUCT DETAILS
Thermostat & Gasket for Mercury / Mariner 15HP 4-Stroke Carb Outboard (2-Cylinder)
Description:
High-quality aftermarket thermostat and gasket set suitable for Mercury and Mariner 15HP 4-stroke carburetted outboard engines (2-cylinder models). Designed to maintain optimal engine temperature and ensure reliable cooling system performance.
Fitment – Will Fit the Following Mercury / Mariner Models:
For 15 HP Mercury and Mariner 4-stroke carburetted outboards with 2 cylinders, including the following serial number ranges:
OG590000 thru OG760299
OG760300 thru 1B226999
OP075166 thru OP400999
OP401000 and UP
1B227000 thru 1B727495
9973100 thru OP016999
Replaces OEM Part Numbers:
Thermostat: 75692
Gasket: 27-814658
(Original part numbers used for reference only — this is a compatible, marine-grade aftermarket replacement.)
Key Features:
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Compatible with Mercury and Mariner outboards
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Marine-grade materials, corrosion-resistant
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Reliable thermostat function for proper cooling
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Suitable for both saltwater and freshwater use
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Direct replacement – no modifications needed
Why Buy from SSI Marine?
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UK-based stock for fast delivery
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Tracked 24-hour dispatch (orders before 1 PM)
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Trusted marine parts supplier
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Expert support if you’re unsure about fitment
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VAT invoice available on request
Please Note:
If the part looks the same as yours, it is not always the correct one. Please double-check your engine model and serial number. Contact us if you’re unsure — we’re happy to help.
SHIPPING & DELIVERY
Delivery:
We offer free shipping on all orders over £150 (excluded outboard engines, trailers)
Standard Shipping - £ 8.50
Orders are typically shipped within 1 business day of receipt of payment. We ship via Royal Mail Tracked 24 delivery service. Delivery times vary depending on the delivery destination.
For engines delivery cost please ask for a quote.
It is the buyer's responsibility to ensure that the correct shipping address is supplied.
All item(s) will be despatched to the registered address.
Tracking your order:
Once your order has been shipped, you will receive a tracking number via email. You can track your order online using the tracking number provided.
Returns:
We accept returns of unused and undamaged items within 30 days of purchase.
To return an item please contact us for a return authorisation number. Return shipping costs are the responsibility of the customer.
Refunds:
Refunds will be issued for the purchase price of the item, less shipping costs. Refunds will be issued in the same form of payment as the initial purchase.
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