841080-1: FUEL PUMP, Mercruiser

841080-1 Comparison

841080-1 in Used Condition
photo	price	summary	rating
Details	$75.00	Condition is Used, Used Oem Mercruiser 525 Efi Fuel Pump, shipping cost = $15.00	100.0%

The Mercruiser 841080-1 525 EFI Fuel Pump is a crucial component of your MerCruiser engine's fuel delivery system. This high-performance, electric fuel pump is designed to supply fuel efficiently and reliably to the engine's fuel injectors, ensuring optimal engine performance.

This Mercruiser fuel pump is engineered with a robust, cast-aluminum housing that provides superior durability and protection against corrosion. It features a large, 525-GPH (Gallons Per Hour) flow rate, making it suitable for larger MerCruiser engines, such as those found on larger boats or high-performance applications.

The 841080-1 fuel pump utilizes a unique, vane-type impeller design that is known for its ability to handle large volumes of fuel while maintaining a quiet operation. It also features a high-quality, thermostatically-controlled cooling fan that ensures the pump stays cool, even under heavy loads.

The Mercruiser 525 EFI fuel pump is designed to be easy to install, with a simple wiring harness that connects to the engine's electrical system. It is also compatible with MerCruiser's EFI (Electronic Fuel Injection) systems, ensuring precise fuel delivery for improved engine performance and efficiency.

This fuel pump is backed by MerCruiser's industry-leading warranty, providing you with peace of mind and protection against manufacturing defects. The warranty covers the pump for 12 months from the date of purchase, with an optional extended warranty available for an additional fee.

In summary, the Mercruiser 841080-1 525 EFI Fuel Pump is a high-performance, reliable, and durable component that is essential for the proper functioning of your MerCruiser engine. Its robust design, large flow rate, and quiet operation make it an excellent choice for boaters who demand the best from their marine equipment.

Mercruider 841080-1 525 EFI Fuel Pump: A Detailed Analysis

The Mercruider 841080-1 525 EFI Fuel Pump is a popular choice among boat owners for its efficiency and reliability. In this analysis, we will discuss the pros and cons of buying this fuel pump to help you make an informed decision.

Pros:

1. High Efficiency: The Mercruider 841080-1 525 EFI Fuel Pump is known for its high fuel delivery efficiency, ensuring optimal engine performance.

2. EFI Compatibility: This fuel pump is designed specifically for Mercruider's Electronic Fuel Injection (EFI) systems, ensuring a perfect fit and seamless integration.

3. Durability: The pump housing is made of cast iron, making it robust and capable of withstanding the rigors of marine use.

4. Easy Installation: The fuel pump comes with a wiring harness and mounting hardware, making installation relatively straightforward for most boat owners.

5. Improved Fuel Economy: The high-efficiency design of the fuel pump can lead to improved fuel economy, saving boat owners money in the long run.

Cons:

1. Price: The Mercruider 841080-1 525 EFI Fuel Pump is priced higher than some aftermarket alternatives, which may be a deterrent for some buyers.

2. Limited Availability: This fuel pump may not be readily available at all marine supply stores, making it necessary to order online or from a specialized dealer.

3. Complex Installation: While the fuel pump itself is relatively easy to install, the wiring and integration with the EFI system can be complex, requiring some technical expertise or professional assistance.

Conclusion:

The Mercruider 841080-1 525 EFI Fuel Pump offers several advantages, including high efficiency, EFI compatibility, durability, and improved fuel economy. However, it comes with some drawbacks, such as a higher price point and complex installation.

Recommendation:

If you value efficiency, reliability, and ease of integration with your EFI system, the Mercruider 841080-1 525 EFI Fuel Pump is an excellent choice. However, if you are on a tight budget or are comfortable with aftermarket alternatives, you may want to explore other options. Ultimately, the decision comes down to your specific needs, budget, and level of technical expertise.

Details:

The product is a used oem Mercruiser 525 Efi fuel pump with 90-day warranty, manufactured in the USA. This fuel pump is a reliable and high-quality component for boat engines, ensuring optimal performance efficiency.

specifications inboardfuel:

for models: Efi, 525
brand: Mercruiser
mpn: 841080-1
part type: Fuel Pump
warranty: 90 Day
country of origin: United States
california prop 65 warning: This Product Can Expose You To Chemicals Including Carbon Black, Silica Crystalline, Methylene Chloride, And Lead Which Are Known To The State Of California To Cause Cancer, And Lead
which is known to the state of california to cause birth defects or other reproductive harm. for more information go to https: Www.p65warnings.ca.gov/

shipping inboardfuel:

class: standard
carrier: usps
service: usps ground advantage
type: fixed
transit: 5-9 days

general inboardfuel:

category: Boat Parts > Inboard Engines Components > Intake Fuel Systems

offer inboardfuel:

price: $75.00
item condition: Used
in stock #: 1
availability: in stock
sold #: 12
started: january 4, 2026
options: ship-to-home

seller inboardfuel:

# reviews: 143
rating: 100.0%
city: sulphur, louisiana

payments inboardfuel:

wallet: apple-pay
credit card: diners-club
other

returns inboardfuel:

policy: no returns

rating: 100.0% out of 100 based on 143 user ratings.