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  3. EAST MARINE 803061T1

EAST-MARINE 803061T1 Thermostat Kit 115 8032

fits model: 125, Mariner. make: Mercury. year: 1970–1990.

803061t1 East-marine Thermostat Kit Fit Mercury Mariner 2 Stroke 70 75 80 90 115 125 Hp 8032

( Brand: East-marine ), ( Manufacturer Part Number: 803061T1 ), ( Type: Thermostat Kit ), ( Engine Type: For Mercury Mariner 2-stroke Outboard ), ( Mallory: 9-43155 ), ( Sierra: 18-3569 ), ( Glm: 13124 )

Review EAST MARINE Thermostat Kit Fit Mercury Stroke 115 Hp fits MARINER 125 1970–1990

East-Marine 803061T1 Thermostat Kit for Mercury Mariner 70, 75, 80, 90, 115, and 125 HP Outboard Engines

The East-Marine 803061T1 Thermostat Kit is a crucial component that ensures optimal performance and longevity of your Mercury Mariner 70, 75, 80, 90, 115, and 125 HP outboard engines. This kit is meticulously designed to fit seamlessly into your engine's cooling system, enhancing its efficiency and reliability.

The thermostat in this kit is a temperature-regulating valve that controls the flow of coolant, maintaining an optimal engine temperature. By opening and closing based on the engine's temperature, it prevents the engine from overheating during heavy use and keeps it warm enough during cold starts.

The East-Marine 803061T1 Thermostat Kit is made with high-quality materials to withstand the harsh conditions of marine environments. Its durable construction ensures a long service life, reducing the need for frequent replacements.

This kit includes all necessary components for a straightforward installation process. With clear instructions and easy-to-follow steps, you can replace your old thermostat in no time, without requiring professional assistance.

Investing in the East-Marine 803061T1 Thermostat Kit is an investment in your boat's performance and reliability. By maintaining a consistent engine temperature, you can enjoy smooth, efficient operation, whether you're cruising leisurely or powering through rough waters.

Don't let a faulty thermostat compromise your boating experience. Upgrade to the East-Marine 803061T1 Thermostat Kit today and experience the difference it makes in your Mercury Mariner outboard engine's performance.

The East Marine 803061T1 Thermostat Kit for Mercury Mariner engines is designed for specific horsepower ratings (70, 75, 80, 90, 115, 125 HP) and can be a valuable addition to your boat's engine system. Here are the pros and cons of this product to help you make an informed decision.

Pros:

1. Compatibility: This thermostat kit is specifically designed for Mercury Mariner engines, ensuring a secure and efficient fit.

2. Wide Range of Applicability: The kit covers a range of horsepower from 70 HP to 125 HP, catering to various engine sizes.

3. Improved Engine Performance: By regulating the coolant temperature, this thermostat can help optimize engine performance and longevity.

4. Cost-Effective: Given its specific application, the East Marine 803061T1 Thermostat Kit could be a more cost-effective solution compared to general-purpose thermostats.

Cons:

1. Limited Application: Since it's designed for Mercury Mariner engines, it may not be suitable for other types of boats or engines.

2. Potential Installation Challenges: As with any aftermarket part, installation may require some technical knowledge or professional assistance.

3. Quality Concerns: As with any product, there may be instances where quality control issues lead to subpar performance or short product lifespan.

In conclusion, the East Marine 803061T1 Thermostat Kit for Mercury Mariner engines can be a good investment for boat owners with the specified engine models. It offers compatibility, a wide range of applicability, and potential cost savings. However, potential limitations in application, installation challenges, and quality concerns should be considered before making a purchase. If you are confident in your technical abilities or have access to a professional, this product could be a valuable addition to your boat's engine system. If you are unsure, it may be worth discussing your needs with a boat mechanic or reviewing other options to ensure the best fit for your specific boat and engine.

Details:

803061T1 Thermostat Kit 122 F / 50 C 8032 For Mercury Mariner 2-stroke Outboard Replace Mallory 9-43155 Sierra 18-3569 GLM 13124 This is aftermarket parts with OEM Quality. Thermostat Kit Part Number: 803061T1 8032. Thermostat Part Number: 14586.

part #: 803061t1 prices

  • $16.79-$44.73

specifications ouboaen:

  • for models: 125, Mariner
  • for makes: Mercury
  • for years: 1970-1990
  • brand: East-marine
  • mpn: 803061t1
  • type: Thermostat Kit
  • engine type: For Mercury Mariner 2-stroke Outboard
  • mallory: 9-43155
  • sierra: 18-3569
  • glm: 13124

offer ouboaen:

  • sold: 0
  • best offers: True
  • quantity: 1
  • started: November 21, 2025
  • availability: In Stock
  • options: Ship-to-home

general ouboaen:

  • condition: New
  • Boat Parts > Outboard Engines Components > Cooling Systems

payments ouboaen:

  • wallet: Paypal
  • credit card: Mastercard
  • other

returns ouboaen:

  • time: 30 Days
  • policy: Returns Accepted
  • paid by: Seller

shipping ouboaen:

  • carrier: UPS
  • transit: 4-8 Days
  • cost: $0.00
  • class: Standard, Expedited
  • type: Fixed
  • service: Standard, UPS Ground, Expedited

seller ouboaen:

  • rating: 99.6%
  • # reviews: 1548
  • city: Hebron, Kentucky
for models: 125, mariner, for makes: mercury, for years: 1970-1990, type: thermostat kit, engine type: for mercury mariner 2-stroke outboard, mallory: 9-43155, sierra: 18-3569, glm: 13124,
category: boat parts > outboard engines components > cooling systems, sku: 20111000906684751,
East-marine 803061T1 Is Similar To:
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2 offers $16.79–$44.73 USD
  • Nuovo. Offer #1 priced at $44.73 + $6.38 shipping estimate = $51.11* total. Brand New Aftermarket Thermostat Kit 120 803061T02 (Please see attached picture to check kit contents) SIMILAR ITEM NUMBER: Sierra No.: 18-3569 GLM No.: 13124 Mallory No.: 9-43155 Fit on Models: Mercury 70 HP (3 Cylinder) A996142 & UP Mercury 75 HP (3 Cylinder) C222000 & UP Mercury 80 HP (3 Cylinder) A996142 & UP Mercury 90 HP (3 Cylinder) A996142 & UP Mercury 100 HP (4 Cylinder) B209468 & UP Mercury 115 HP (4 Cylinder) C100000 & UP Mercury 125 HP (4 Cylinder) D283222 & UP PACKAGE.+$6.38 shipping
  • Used. Offer #2 priced at $16.79 + $0.00 shipping estimate = $16.79* total. Call for technical specs. Boxes might show wear from being in storage.FREE SHIPPING

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