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  2. sku: 22508539969881782
  3. MERCURY QUICKSILVER 36-13986

MERCURY QUICKSILVER 36-13986 Fuel Tank Cap A4B1

fits model: Marine. make: Mercury.

36-13986 Mercury Quicksilver Marine Fuel Tank Cap A4b1

( Brand: Mercury Quicksilver ), ( Manufacturer Part Number: 36-13986 ), ( Part Type: Fuel Tank Cap )

Review MERCURY QUICKSILVER Fuel Tank Cap fits MARINE

The **Mercury Quicksilver 36-13986 Marine Fuel Tank Cap (A4B1)** is a precision-engineered component designed specifically for high-performance outboard marine applications, ensuring optimal fuel system integrity and reliability for the Quicksilver 36 and related models. Crafted from durable, corrosion-resistant materials, this fuel tank cap is built to withstand the harsh marine environment, including exposure to saltwater, UV radiation, and constant vibration, which can compromise lesser-quality components over time. The cap features a secure, tamper-resistant design with a robust threaded interface that prevents fuel leaks, spills, or contamination, safeguarding both the engine s performance and the surrounding ecosystem. Its sleek, aerodynamic shape minimizes drag and reduces turbulence when the boat is in motion, contributing to improved fuel efficiency and smoother operation. The cap is equipped with a high-quality rubber gasket, engineered to maintain an airtight seal under varying pressure conditions, whether the boat is stationary or cruising at high speeds. This ensures that fuel vapors are contained within the tank, reducing evaporation and preserving fuel quality for extended periods. Additionally, the cap s design allows for easy installation and removal, even in tight spaces, thanks to its ergonomic grip and straightforward alignment system. Whether used on a leisurely weekend fishing trip or a demanding offshore adventure, the Mercury Quicksilver 36-13986 Marine Fuel Tank Cap (A4B1) exemplifies the brand s commitment to performance, durability, and engineering excellence, making it an indispensable part of any marine fuel system.

The **Mercury Quicksilver 36-13986 Marine Fuel Tank Cap (A4B1)** is a replacement part for certain Mercury Outboard engines, specifically those with the A4B1 fuel system. Below is a detailed breakdown of its pros and cons, followed by a conclusion and recommendation.

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### **Pros of buying a Mercury Quicksilver 36-13986 Marine Fuel Tank Cap (A4B1)**

1. **Direct Compatibility**

The cap is designed specifically for Mercury Outboard engines with the A4B1 fuel system, ensuring a proper fit without modifications. This reduces the risk of leaks or improper sealing, which can lead to fuel contamination or engine damage.

2. **High-Quality Materials**

Mercury Outboard parts are generally manufactured to strict quality standards, using materials that resist corrosion, wear, and fuel degradation over time. This can extend the lifespan of the fuel system and improve overall engine performance.

3. **Easy Installation**

Replacement parts from Mercury are typically designed for straightforward installation, often requiring only basic tools. The cap includes necessary gaskets or seals, simplifying the process for DIYers or boat owners without mechanical expertise.

4. **Prevents Fuel Contamination**

A properly sealed fuel tank cap prevents moisture, debris, and contaminants from entering the fuel system. This is critical for maintaining engine efficiency and avoiding issues like clogged fuel lines or fuel pump failure.

5. **Warranty Coverage**

Purchasing directly from Mercury or an authorized dealer may include warranty protection, offering peace of mind in case of defects or premature failure. This is particularly valuable if the original cap failed unexpectedly.

6. **Cost-Effective for Long-Term Use**

While the upfront cost may seem higher than generic alternatives, investing in an OEM (Original Equipment Manufacturer) part ensures reliability and reduces the likelihood of repeated replacements or costly repairs down the line.

7. **Maintenance of Resale Value**

If you plan to sell your boat in the future, having OEM parts installed can reassure potential buyers of the vessel s condition and reduce concerns about hidden maintenance issues.

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### **Cons of buying a Mercury Quicksilver 36-13986 Marine Fuel Tank Cap (A4B1)**

1. **Higher Upfront Cost**

OEM parts like this cap are typically more expensive than aftermarket or generic alternatives. For budget-conscious buyers, this may be a significant drawback, especially if the part is not immediately critical.

2. **Limited Availability Outside Authorized Channels**

While Mercury parts are widely available through dealers, some online retailers or discount stores may not carry them, requiring purchases from specific sources. This can add shipping costs or delays if the part is not readily accessible.

3. **Potential Overkill for Minor Issues**

If the original cap failed due to a minor issue (e.g., a loose seal or minor corrosion), replacing it with an OEM part may be more than necessary. In such cases, a cheaper aftermarket replacement might suffice without compromising performance.

4. **Risk of Counterfeit Parts**

Purchasing from unauthorized sellers (e.g., unverified online marketplaces) increases the risk of receiving counterfeit or substandard parts. These may not fit properly, leak, or fail prematurely, voiding any warranty and potentially causing more harm than good.

5. **Time-Consuming Installation (For Some Buyers)**

While the installation is generally simple, those without mechanical experience may find it challenging, especially if they lack the right tools or instructions. This could lead to frustration or improper installation if not done carefully.

6. **Environmental and Ethical Concerns**

Some buyers may prefer to avoid purchasing OEM parts due to environmental or ethical concerns related to manufacturing practices, though this is subjective and depends on personal values.

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### **Conclusion**

The **Mercury Quicksilver 36-13986 Marine Fuel Tank Cap (A4B1)** is a high-quality, reliable replacement part that ensures proper sealing and fuel system integrity for compatible Mercury Outboard engines. Its advantages such as direct compatibility, durability, and warranty coverage make it a strong choice for boat owners prioritizing long-term performance and peace of mind. However, the higher cost and potential overkill for minor issues may deter budget-conscious buyers or those seeking quick, low-cost fixes.

For most serious boat owners, especially those who value OEM reliability and are willing to invest in quality, this cap is a worthwhile purchase. If cost is a major concern or the issue is minor, exploring aftermarket alternatives (while ensuring compatibility and quality) could be a viable alternative.

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### **Recommendation**

**Buy the Mercury Quicksilver 36-13986 Marine Fuel Tank Cap (A4B1) if:**

- You own a Mercury Outboard engine with the A4B1 fuel system and need a direct replacement.

- You prioritize long-term reliability, fuel system protection, and warranty coverage.

- You are comfortable with the higher upfront cost in exchange for peace of mind.

- You plan to purchase it from an **authorized Mercury dealer or reputable retailer** to avoid counterfeit parts.

**Consider alternatives if:**

- You are on a tight budget and the issue is minor (e.g., a loose seal), and you ve verified that a generic or aftermarket cap is compatible.

- You are confident in your ability to install the part correctly and are willing to research lower-cost options thoroughly.

- You are purchasing from an unverified source, as this increases the risk of receiving a substandard or counterfeit part.

**Final Verdict:** For most Mercury Outboard owners, this is the **best choice** for ensuring a proper, long-lasting seal and avoiding fuel system issues. Always verify compatibility with your specific engine model before purchasing.

Details:

Mercury Marine Quicksilver OEM Oil Fuel Tank Cap 36-13986.

part #: 3613986 prices

  • $10.00-$22.00

specifications ouboaen:

  • for models: Marine
  • for makes: Mercury
  • brand: Mercury Quicksilver
  • mpn: 36-13986
  • part type: Fuel Tank Cap

general ouboaen:

  • Boat Parts > Outboard Engines Components > Other
  • condition: New

shipping ouboaen:

  • class: Expedited
  • type: Calculated
  • carrier: USPS
  • service: USPS Priority Mail Large Flat Rate Box
  • transit: 4-9 Days
  • cost: $0.00

payments ouboaen:

  • credit card: Diners-club
  • wallet: Google-pay
  • other

offer ouboaen:

  • quantity: 3
  • options: Ship-to-home
  • sold: 0
  • started: March 8, 2026
  • availability: In Stock

seller ouboaen:

  • rating: 100.0%
  • # reviews: 993
  • city: Fall River, Massachusetts

returns ouboaen:

  • policy: Returns Accepted
  • time: 30 Days
  • paid by: Seller
for models: marine, for makes: mercury, part type: fuel tank cap,
category: boat parts > outboard engines components, sku: 22508539969881782,
Mercury Quicksilver 36-13986 Is Similar To:
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5 offers $10.00–$22.00 USD
  • New. Offer #1 priced at $22.00 + $0.00 shipping estimate = $22.00* total. FREE SHIPPING
  • New. Offer #2 priced at $17.00 + $0.00 shipping estimate = $17.00* total. This will arrive in the same condition as photos.FREE SHIPPING
  • New other (see details). Offer #3 priced at $10.00 + $8.75 shipping estimate = $18.75* total. Box86 Bin1 H Quicksilver Mercury Marine Boat OEM Auto Blend Cap Part No.+$8.75 shipping
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  • New. Offer #5 priced at $34.99 + $3.99 shipping estimate = $38.98* total. . Part No.+$3.99 shipping

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