
85-62359-4 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $24.99 | Condition is New other (see details), 1986-2006 Mercury Quicksilver Outboard Fuel Pump Insulator 85-62359-4 OEM New, FREE SHIPPING | ![]() |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $4.99 | Condition is New, New Quicksilver Mercury Marine Boat OEM Insulator Part No. 85-62359 4, shipping cost = $3.99 | 99.8% |
![]() | $7.98 | Top Pick! Condition is New, R3 Genuine Mercury Quicksilver 85-62359-4 Insulator OEM New Factory Boat Parts, FREE SHIPPING | 99.7% |

Introducing the Quicksilver 85-62359-4 Fuel Pump Insulator, specifically designed for Mercury outboard engines manufactured between 1986 and 2006. This insulator is an essential component for ensuring the optimal performance of your outboard's fuel system.
Crafted from high-quality materials, this fuel pump insulator is engineered to protect the fuel pump from heat generated during engine operation. By insulating the fuel pump, it helps maintain a consistent temperature, reducing the risk of fuel vaporization and ensuring a steady fuel supply to the engine.
The Quicksilver 85-62359-4 Fuel Pump Insulator is designed with a secure, slip-fit installation that allows for easy installation and removal. Its compact size ensures a snug fit, minimizing the potential for vibration or movement that could impact the effectiveness of the insulator.
This insulator is essential for maintaining the longevity and efficiency of your Mercury outboard engine. By protecting the fuel pump from excessive heat, it helps prevent premature wear and failure, ultimately saving you time and money on costly repairs or replacements.
Moreover, this insulator is an excellent addition for boat owners seeking to enhance the performance of their outboard engine. By maintaining a consistent fuel temperature, the engine can operate more efficiently, delivering improved acceleration, smoother operation, and better overall performance.
In summary, the Quicksilver 85-62359-4 Fuel Pump Insulator is a crucial investment for any Mercury outboard engine manufactured between 1986 and 2006. Its high-quality design, secure installation, and ability to protect the fuel pump from heat make it an indispensable component for ensuring the longevity, efficiency, and optimal performance of your outboard engine.
The Quicksilver 85-62359-4 fuel pump insulator is designed to help protect Mercury outboard fuel pumps from overheating and potential damage due to high engine temperatures. Here are some pros and cons to consider before making a purchase:
Pros:1. Efficient Cooling: The insulator is designed to provide efficient cooling to the fuel pump, reducing the risk of overheating and potential damage to the pump.
2. Easy Installation: The insulator is relatively easy to install, requiring no drilling or modification to the engine. It simply slides over the fuel pump and secures in place with the provided clamps.
3. Improved Performance: By keeping the fuel pump cooler, the insulator can help improve engine performance and fuel efficiency.
4. Cost-Effective: Compared to the cost of replacing a damaged fuel pump, the insulator is a cost-effective solution to prevent potential damage.
Cons:1. Additional Cost: While the insulator may be a cost-effective solution in the long run, it does require an additional upfront investment.
2. Size and Weight: The insulator adds some size and weight to the engine, which may be a consideration for those with limited space or weight restrictions.
3. Maintenance: The insulator will require occasional cleaning and maintenance to ensure optimal performance.
In conclusion, the Quicksilver 85-62359-4 fuel pump insulator can help protect Mercury outboard fuel pumps from overheating and potential damage due to high engine temperatures. While it does require an additional upfront investment and adds some size and weight to the engine, the benefits of improved cooling, easy installation, improved performance, and cost-effectiveness make it a worthwhile consideration for boat owners. Ultimately, the decision to purchase the insulator will depend on individual circumstances and priorities. If you frequently operate your Mercury outboard in high-temperature conditions or have experienced fuel pump issues in the past, the insulator may be a wise investment. However, if you have limited budget or space constraints, it may be worth considering other options.
Details:
Honda marine 50326-935-300 pin oem new factory outboard engine part. It is a critical component for maintaining fuel system integrity. Spotlight: a day inside . This genuine oem Quicksilver insulator is designed for Mercury/mariner outboard fuel pumps, ensuring proper sealing and function.
Fits: fits 1986 -2006 Mercury/mariner 75-250 hp outboards. The image to watch on YouTube.
specifications inboardfuel:
- for makes: Mercury
- for years: 1986–2006
- brand: Quicksilver
- mpn: 85-62359-4
- part type: Fuel Pump Insulator
- country of origin: United States
- manufacturer warranty: Unspecified Length
- storage location: B1 Sma-n Buk 9 Bin 4
general inboardfuel:
- category: Boat Parts > Inboard Engines Components > Intake Fuel Systems
seller inboardfuel:
- city: odessa, florida
- rating: 99.1%
- # reviews: 1984 11
shipping inboardfuel:
- carrier: usps, fedex
- transit: 5-10 days
- service: usps ground advantage, usps priority mail, fedex 2day, overnight
- class: standard, expedited, one-day
- type: fixed
offer inboardfuel:
- sold #: 15
- availability: in stock
- in stock #: 3
- prices: $4.99–$24.99
- item condition:
- New other (see details)
- New
- best offers: true
- started: november 29, 2025
- options: ship-to-home
payments inboardfuel:
- wallet: apple-pay
- credit card: mastercard
- other
returns inboardfuel:
- policy: returns accepted
- time: 30 days
- paid by: seller
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