Benefast
0 ratings
Electric Fuel Pump Fits for Mercury Mercruiser Marine Boat 4.3L 5.0L 5.7L V6 V8, for Low Pressure Pump 861155A3
genuine image
Electric Fuel Pump Fits for Mercury Mercruiser Marine Boat 4.3L 5.0L 5.7L V6 V8, for Low Pressure Pump 861155A3
Benefast Electric Fuel Pump: Ensure great combustion and quick starts with this high pressure pump.
Electric Fuel Pump Fits for Mercury Mercruiser Marine Boat 4.3L 5.0L 5.7L V6 V8, for Low Pressure Pump 861155A3

Electric Fuel Pump Fits for Mercury Mercruiser Marine Boat 4.3L 5.0L 5.7L V6 V8, for Low Pressure Pump 861155A3

0 ratings Write a review
Out of stock
us Imported from USA store
Secured transactionsecured transaction

Ubuy works hard to protect your security and privacy. Our advanced payment security system ensures confidentiality by encrypting your information during transmission using AES (Advanced Encryption Standards) and SSL (Secure Socket Layer) protocols. Your payment details are 100% secure as we do not share your payment details with third party sellers.

Our Top Logistics Partners
  • fedex
  • dhl
Benefast Electric Fuel Pump: Ensure great combustion and quick starts with this high pressure pump.
Search for similar products
U-Care Warranty:
None
Select a Plan
fast shipping

Fast
Shipping

free return

Free
Return*

secure packaging

Secure Packaging

100% original products

100% Original Products

pci-dss

PCI DSS Compliance

iso certified

ISO 27001 Certified

paypal payment
visa payment
mastercard payment
Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.

What Stands Out

Perfect Compatibility
Engineered specifically for Mercury Mercruiser marine engines, ensuring a precise fit for 4.3L, 5.0L, and 5.7L models, streamlining installation and enhancing performance in marine environments.
Reliable Performance
Designed as a low-pressure pump, it delivers consistent fuel flow, addressing common fuel delivery problems and ensuring that your boat runs smoothly even in demanding conditions.
Durable Design
Constructed with high-quality materials for long-lasting wear resistance, this fuel pump withstands harsh marine conditions, providing excellent value and peace of mind for boat owners.

Product Details

Shop the high-quality Benefast Electric Fuel Pump for Mercury Mercruiser Marine Boat at Ubuy Myanmar. Perfect fit for 4.3L, 5.0L, and 5.7L V6 V8 engines. Low pressure pump 861155A3 available.
  • Boat fuel pump for Mercury Mercruiser Marine Boat 4.3L 5.0L 5.7L V6 V8
  • Low pressure pump (8-10 PSI) for carburated engines or some fuel injected engines
  • Compatible with OE part numbers: 861155A3, Mallory 935432, SIERRA 18-8868
  • Direct replacement for Mercruiser fuel pump with threaded ends
  • Fits 1998 MERCURY MARINE Fuel Pump 4.3L 262, 2000 MERCURY MARINE Fuel Pump 5.0L 305, 2000 MERCURY MARINE Fuel Pump 5.7L 350, MCM/MIE 4.3L/V6, 5.0L/V8 Gen+, and some 350 ci carburetors
  • Fuel pumps from carburated engines are threaded on the small end, while high pressure fuel pumps from fuel injected engines are not
Item Weight2 lbs (910 grams)

Dangerous Goods

To avoid the delay in customs clearance process for Dangerous Goods, the shipment shall be opened at our warehouse facility to check the severity of hazardous components. Please see the list of Dangerous goods here.

Who Should Buy?

Suitable For
  • Marine Boat Owners

    Ideal for boat owners with Mercury Mercruiser engines needing a reliable low-pressure fuel pump for their marine vessels.

  • DIY Mechanics

    Perfect for DIY enthusiasts who are familiar with engine maintenance and prefer easy installation of fuel pumps.

  • Replacement Seeking Users

    Suitable for those looking to replace an existing fuel pump efficiently, ensuring proper engine performance.

Not Suitable For
  • High Power Engines

    Not suitable for high-performance or racing engines that require higher fuel pressure and flow rates.

Product Description

Electric Fuel Pump Fits for Mercury Mercruiser Marine Boat 4.3L 5.0L 5.7L V6 V8, for Low Pressure Pump 861155A3

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What types of engines does the Electric Fuel Pump fit?

    Answer: The Electric Fuel Pump is specifically designed to fit Mercury Mercruiser Marine Boat engines with displacements of 4.3L, 5.0L, and 5.7L, covering both V6 and V8 configurations. This compatibility ensures optimal performance and efficiency across a range of marine applications. If your engine model matches any of these specifications, this pump will help maintain the necessary fuel pressure to keep your boat running smoothly during recreational or sport activities.
  • Question: What is the function of a low pressure fuel pump?

    Answer: A low pressure fuel pump is responsible for delivering fuel from the gas tank to the engine at a specific pressure level, ensuring that the engine receives the appropriate fuel supply for combustion. This is critical for the efficient operation of marine engines, preventing issues like fuel starvation or inconsistent engine performance. In scenarios like fishing trips or leisure cruising, a reliable pump helps ensure your journey is uninterrupted by any fuel supply issues.
  • Question: How do I know if my electric fuel pump is failing?

    Answer: Signs of a failing electric fuel pump include difficulty starting the engine, a drop in engine power during acceleration, or unusual noises coming from the fuel tank. If you notice these symptoms during your boating activities, it may be time to check or replace your fuel pump. Addressing these issues proactively helps you avoid being stranded in remote waterways due to fuel delivery problems.
  • Question: Can I install the Electric Fuel Pump myself?

    Answer: Yes, many boat owners can install the Electric Fuel Pump themselves if they have basic mechanical skills and the proper tools. The installation process typically involves accessing the fuel tank, removing the old pump, and connecting the new one following the manufacturer's instructions. This is beneficial for boat enthusiasts eager to maintain hands-on control over their vessel's maintenance, particularly before setting sail for a long trip or maintenance season.
  • Question: Does this fuel pump require any specific maintenance?

    Answer: While the Electric Fuel Pump is low-maintenance, it’s important to periodically check the fuel filter, ensure proper fuel grades, and inspect for any leaks or loose connections to maximize its lifespan. Regular maintenance routines keep your pump functioning optimally and prevent premature wear. This preventative approach is especially important before high-usage periods, such as summer boating seasons or fishing trips.
  • Question: What materials are used in the construction of the Electric Fuel Pump?

    Answer: The Electric Fuel Pump is constructed using high-quality materials designed to withstand marine environments, including corrosion-resistant components and durable plastics. This robust design is essential for preventing deterioration due to exposure to fuel and moisture. For boat owners operating in saltwater conditions or rough environments, a pump built with these materials ensures longevity and reliable performance during all types of excursions.
  • Question: How does this fuel pump affect engine performance?

    Answer: This Electric Fuel Pump plays a vital role in maintaining ideal fuel pressure, which directly influences engine performance. Consistent fuel delivery ensures the engine runs smoothly, providing optimum power and fuel efficiency. For boaters engaged in activities like racing or water sports, having a reliable pump can significantly enhance performance and responsiveness.
  • Question: Is the Electric Fuel Pump noise-free during operation?

    Answer: While some noise is typical when an electric fuel pump operates, the Electric Fuel Pump designed for Mercury Mercruiser is engineered to minimize operational noise. A quieter pump contributes to a more pleasant boating experience, allowing for better enjoyment of the surroundings and communication with fellow passengers. This is particularly advantageous during relaxing outings where noise can detract from the experience.
  • Question: How does this replacement compare to OEM parts?

    Answer: This Electric Fuel Pump is engineered to meet or exceed OEM specifications, ensuring it delivers similar performance and reliability. Many users find it a cost-effective alternative to pricier OEM options while retaining the necessary functionality. This is particularly appealing to boaters wanting to maintain their engines efficiently without compromising quality, especially during repairs or upgrades.
  • Question: Where can I buy Electric Fuel Pump Fits for Mercury Mercruiser Marine Boat?

    Answer: You can buy the Electric Fuel Pump compatible with Mercury Mercruiser Marine Boat models at Ubuy. They offer a wide selection of auto parts, including this pump, ensuring you can find what you need conveniently. Ubuy is a trusted online retailer that provides reliable options for marine parts, enhancing your boat's performance while ensuring a smooth shopping experience.

Benefast Electric Fuel Pumps Editorial Review

No editorial reviews found

Customer Reviews & Ratings

5.0
1 customers ratings
  • 5 Star
    100%
  • 4 Star
    0%
  • 3 Star
    0%
  • 2 Star
    0%
  • 1 Star
    0%

Review this product

Share your thoughts with other customers

Platform Trust & Buyer Confidence

trustpilot logo
4.3/5 9,000 + reviews
Read reviews
MT
Mohd
Verified buyer

“The product received very good packaging & safe…Thank You”

16 June 2026 · via Trustpilot
SJ
Shawati
Verified buyer

“Accurate delivery timing given”

16 June 2026 · via Trustpilot
YB
Youcef
Verified buyer

“Not madly expensive like I thought, and much quicker than promised.”

15 June 2026 · via Trustpilot
LM
Leila
Verified buyer

“Never dealt with Ubuy before, but everything worked out great. Seamless cross border purchasing and shipping. Thanks!”

6/7/2026 · via Trustpilot
KA
Kwame
Verified buyer

“The process was smooth, with clear communication and timelines. This was my 1st purchase and I am really impressed. I will definitely be coming back.”

12 June 2026 · via Trustpilot
Secure Checkout Global Delivery Easy Returns Genuine Products

Important information

  • Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
  • Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.

Currently unavailable.

We don't know when or if this item will be back in stock.

Secured transactionsecured transaction

PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.

Our Top Logistics Partners
  • fedex
  • dhl
Fastest cross-border delivery

Features & Benefits

  • The Benefast Electric Fuel Pump is a high pressure pump that ensures great combustion and quick starts.
  • Direct replacement for Mercruiser fuel pumps.
  • Low pressure pump (8PSI-10PSI) suitable for carburated engines or some fuel injected engines.
  • OE part number: 861155A3, Mallory 935432, SIERRA 18-8868.
  • Fits various models of Mercury Marine boats with engine sizes 4.3L, 5.0L, and 5.7L V6 or V8.
  • Customers can find the product accurately using the OE number.

Ubuy Assurance

Experience worry-free shopping with 100% original products, PCI DSS-compliant payment security, ISO 27001-certified data protection, the fastest cross-border delivery, free returns *, and secure packaging on every order.