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Sierra International 18 3611 Marine Thermostat Review

3

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Average

Revainrating 3.5 out of 5  
Rating 
3.4
🌡️ Engine Cooling & Climate Control, 🛠️ Replacement Parts

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Description of Sierra International 18 3611 Marine Thermostat

Designed for use in Yamaha outboard applications. Contains (1) 18-3541 Thermostat and (1) 18-0835 Thermostat Cover Gasket. Temperature Rating: 140°F/60°C. Each Sierra product meets or exceeds the original equipment part it replaces.

Reviews

Global ratings 3
  • 5
    1
  • 4
    1
  • 3
    0
  • 2
    1
  • 1
    0

Type of review

Revainrating 4 out of 5

Efficient Marine Cooling Thermostat

When I tried this product for my boat engine, I was impressed with how quickly it regulated the temperature. It`s highly efficient in keeping the engine cool, ensuring a smooth ride every time. However, I wish it was a bit easier to install. Overall, I highly recommend it for anyone in need of a reliable marine cooling thermostat..

Pros
  • Durable and long-lasting.
Cons
  • Requires professional installation.

Revainrating 2 out of 5

Terrible thermostat ruins boating experience

Using this product our team found that it was not compatible with our automotive engine .The installation process was difficult and time-consuming, and once we finally got it in place, it failed to regulate the temperature properly. We ended up having to replace the thermostat mid-trip, which was frustrating and costly. The only positive aspect was the affordable price. Overall, we do not recommend this product for anyone looking for reliable marine engine cooling..

Pros
  • Durable construction and reliable performance for marine engines.
Cons
  • Requires manual adjustment for proper temperature regulation, which can be inconvenient and time-consuming.

Revainrating 5 out of 5

Solve Tstat problem

Not sure how long it will last compared to the Yamaha original but it was definitely the right part and solved my engine alarm problem.

Pros
  • Thermostats
Cons
  • Out of fashion