MERCURY 59078 Quicksilver Thermostat 745061073982 F84068 140

( Part Type: Thermostat ), ( Manufacturer Part Number: 59078 F84068 ), ( Country Of Origin: United States ), ( UPC: 745061073982 )

Review MERCURY New Oem mercruiser Quicksilver Thermostat 140 fits MERCRUISER

The Mercury 59078 F84068 Mercury-Mercruiser Quicksilver Thermostat is an essential component of your marine engine cooling system. Designed specifically for Mercury and Mercruiser outboard motors, this thermostat ensures optimal engine temperature for efficient performance and reliable operation.

The thermostat housing is made of durable, corrosion-resistant materials, designed to withstand the harsh marine environment. The thermostat itself is a 140-degree model, which means it opens when the engine coolant temperature reaches 140 degrees Fahrenheit. This allows the engine to heat up quickly in colder temperatures while preventing overheating in warmer conditions.

The Mercury 59078 F84068 Quicksilver Thermostat features a precision-machined, brass temperature sensing element. This high-quality component ensures accurate temperature readings, leading to optimal engine performance. The thermostat also includes a built-in bypass valve, which allows coolant to bypass the thermostat when it is closed, preventing engine damage from overheating.

Installing the Mercury 59078 F84068 Quicksilver Thermostat is a straightforward process, thanks to its easy-to-follow installation instructions. The thermostat is designed to fit most Mercury and Mercruiser outboard motors, and it comes with all necessary mounting hardware for a hassle-free installation.

In summary, the Mercury 59078 F84068 Mercury-Mercruiser Quicksilver Thermostat is a high-quality, reliable component that ensures optimal engine temperature for efficient performance and reliable operation. Its durable construction, precision-machined temperature sensing element, and built-in bypass valve make it an excellent choice for marine engine cooling systems. With easy installation and compatibility with most Mercury and Mercruiser outboard motors, this thermostat is a must-have for any boat owner.

Mercury Quicksilver Thermostat 140 (59078 F84068) - A Comprehensive Analysis

The Mercury Quicksilver Thermostat 140 (59078 F84068) is a crucial component in the cooling system of Mercury outboard engines. In this analysis, we will discuss the key features, advantages, and disadvantages of this thermostat to help boat owners make an informed decision.

1. Designed for Mercury outboard engines, ensuring optimal engine performance and cooling efficiency.

2. 140-degree Fahrenheit temperature rating, which is suitable for most applications.

3. High-quality materials and construction for durability and longevity.

4. Easy installation process.

1. Improved Engine Performance: A properly functioning thermostat ensures the engine runs at optimal temperature, reducing the risk of overheating and potential engine damage.

2. Fuel Efficiency: By maintaining the correct engine temperature, the thermostat can help improve fuel efficiency, saving boat owners money in the long run.

3. Longer Engine Life: The thermostat helps protect the engine from overheating, which can extend the life of the engine and save boat owners from costly repairs or replacements.

1. Potential for Leakage: Some users have reported issues with leakage from the thermostat housing, which may require additional sealing or repair work.

2. Sensitive to Installation: The thermostat needs to be installed correctly to function properly, and improper installation can lead to cooling issues or engine damage.

3. Cost: While not excessively priced, the Mercury Quicksilver Thermostat 140 (59078 F84068) may be more expensive than some aftermarket alternatives.

The Mercury Quicksilver Thermostat 140 (59078 F84068) is a valuable investment for boat owners with Mercury outboard engines. Its advantages, such as improved engine performance, fuel efficiency, and longer engine life, far outweigh the potential disadvantages, including leakage concerns and sensitivity to installation. While it may be more expensive than some alternatives, the peace of mind and protection it provides to the engine make it a worthwhile investment.

If you own a Mercury outboard engine and are in the market for a new thermostat, the Mercury Quicksilver Thermostat 140 (59078 F84068) is a reliable and effective choice. Ensure proper installation and regular maintenance to avoid any potential issues.

Details:

Shipped with USPS Ground Advantage. Condition is New. 6 NEW OEM Mercury-Mercruiser QUICKSILVER 59078 THERMOSTAT 140.

part #: 59078 prices

• $18.99-$29.99

specifications vesselveep:

• for models: Mercruiser
• for makes: Mercury
• part type: Thermostat
• manufacturer part number: 59078 F84068
• country of origin: United States
• upc: 745061073982

general vesselveep:

• Parts Accessories > Boat Parts > Other
• condition: New

offer vesselveep:

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

payments vesselveep:

• credit card: Visa
• wallet: Google-pay
• other

seller vesselveep:

• city: Dallas, Texas
• rating: 100.0%
• # reviews: 5036

returns vesselveep:

• policy: No Returns

shipping vesselveep:

• type: Fixed
• transit: 4-11 Days
• cost: $8.99
• carrier: USPS
• class: Standard
• service: USPS Ground Advantage

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