---
product_id: 393180109
title: "Replacement Electric Fuel Pump - Fits Mercury Boat Engines - Mercruiser, 1998 4.3L 262, 2000 5.0L 305, 2000 5.7L 350, MCM/MIE 4.3L V6, 5.0L V8 Gen+ - Replaces 861155A3, 861156A1, 18-8868"
brand: "aa ignition"
price: "523 zł"
currency: PLN
in_stock: true
url: https://www.desertcart.pl/products/393180109-replacement-electric-fuel-pump-fits-mercury-boat-engines-mercruiser-1998
store_origin: PL
region: Poland
---

# Electric operation mode, seamless power delivery 9-10 psi low pressure optimized for carbureted Mercury engines Threaded inlet/outlet for secure, leak-proof installation Replacement Electric Fuel Pump - Fits Mercury Boat Engines - Mercruiser, 1998 4.3L 262, 2000 5.0L 305, 2000 5.7L 350, MCM/MIE 4.3L V6, 5.0L V8 Gen+ - Replaces 861155A3, 861156A1, 18-8868

**Brand:** aa ignition
**Price:** 523 zł
**Availability:** ✅ In Stock

## Summary

> ⚓ Power your Mercury boat with precision fuel flow—never miss a wave!

## Quick Answers

- **What is this?** Replacement Electric Fuel Pump - Fits Mercury Boat Engines - Mercruiser, 1998 4.3L 262, 2000 5.0L 305, 2000 5.7L 350, MCM/MIE 4.3L V6, 5.0L V8 Gen+ - Replaces 861155A3, 861156A1, 18-8868 by aa ignition
- **How much does it cost?** 523 zł with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pl](https://www.desertcart.pl/products/393180109-replacement-electric-fuel-pump-fits-mercury-boat-engines-mercruiser-1998)

## Best For

- aa ignition enthusiasts

## Why This Product

- Trusted aa ignition brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **OEM Quality Assurance:** Manufactured by AA Ignition with OE-grade materials and rigorous testing for flawless marine performance.
- • **Precision Engine Match:** Specifically engineered for Mercury 4.3L, 5.0L, 5.7L carbureted boat engines ensuring perfect fit and performance.
- • **Fuel Efficiency Booster:** Delivers consistent low-pressure fuel flow (9-10 psi) to optimize combustion and maximize engine power output.
- • **Plug & Play Installation:** Comes pre-installed with electrical connector and tight seal washers for hassle-free, leak-proof setup.
- • **Lifetime Warranty Peace of Mind:** Backed by a lifetime warranty—save big on dealer costs and never worry about replacement reliability.

## Overview

This AA Ignition Replacement Electric Fuel Pump is a direct-fit, OE-quality part designed exclusively for carbureted Mercury boat engines (4.3L, 5.0L, 5.7L). Operating at a precise 9-10 psi low pressure, it ensures optimal fuel delivery for enhanced engine efficiency and power. Featuring threaded inlet/outlet connections and pre-installed electrical plugs, it guarantees a secure, leak-free installation. Backed by a lifetime warranty, this pump offers marine professionals and enthusiasts a reliable, cost-effective upgrade to keep their vessels running smoothly.

## Description

Full description not available

## Features

- Replacement Electric Fuel Pump - This essential part on your boat helps deliver the gas at a low pressure from the tank to the fuel injection system. This greatly improves the consumption of fuel as well as how the engine generates power which allows better pressure rates.
- Compatible Replacement for Mercury Boat Engines with Low Pressure Pump - Operation Pressure: 9psi - 10 psi - | 1998 4.3L 262 | 2000 5.0L 305 | 2000 5.7L 350 | MCM/MIE 4.3L/V6 and 5.0L/V8 Gen+ and some 350 ci carburetors |. For low pressure pump carbureted engines only and does NOT fit fuel injected engines.
- Replaces Part numbers - 861155A3, 861156A1, 935432, 935433, 9-35433, 18-35433, 861156-1, 18-8868, E11004, ‎861156A1, 807949A1, 861156A03, 861156A2, 126511216, PH500M014. This fuel pump manufactured by AA Ignition only works for Carburetor operated engines and will not work for Fuel Injected engine types.
- OEM fit, quality and finish. Each fuel pump is carefully assembled and tested to insure flawless performance on your marine boat. Inlet and outlet are threaded. This new electric fuel pump can't be used in EFI fuel coolers. This fuel pump comes complete with tight seal washers and the electrical connector plug pre-installed.
- Lifetime Warranty - This fuel pump from AA Ignition comes complete with a lifetime warranty. If the part ever fail or break apart simply contact us for a replacement. Save hundreds of dollars off of dealer prices by purchasing this part and replacing it yourself. See our website for full details.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | AA Ignition |
| Fit Type | Vehicle Specific Fit |
| Vehicle Service Type | Boat |
| Item Weight | 0.67 Kilograms |
| Style | 861155A3 |
| Specification Met | OE |
| Auto Part Position | Rear |
| Outlet Connection Type | Threaded |
| Inlet Connection Type | Threaded |
| Gas Type | gas |
| Operation Mode | Electric |
| Product Grade | Performance Part |
| Automotive Fit Type | Vehicle Specific Fit |
| OEM Part Number | 861155A3, 861156A1, 935432, 935433, 9-35433, 18-35433, 861156-1, 18-8868, E11004, ‎861156A1, 807949A1, 861156A03, 861156A2, 126511216, PH500M014 |
| Manufacturer | AA Ignition |
| UPC | 810072260772 |
| Item Weight | 1.48 pounds |
| Package Dimensions | 7.56 x 3.62 x 3.03 inches |
| Manufacturer Part Number | 861155A3, 861156A1 |

## Product Details

- **Brand:** AA Ignition
- **Fit Type:** Vehicle Specific Fit
- **Vehicle Service Type:** Boat
- **Item Weight:** 0.67 Kilograms
- **Style:** 861155A3

## Images

![Replacement Electric Fuel Pump - Fits Mercury Boat Engines - Mercruiser, 1998 4.3L 262, 2000 5.0L 305, 2000 5.7L 350, MCM/MIE 4.3L V6, 5.0L V8 Gen+ - Replaces 861155A3, 861156A1, 18-8868 - Image 1](https://m.media-amazon.com/images/I/71PZ4y+6hyL.jpg)
![Replacement Electric Fuel Pump - Fits Mercury Boat Engines - Mercruiser, 1998 4.3L 262, 2000 5.0L 305, 2000 5.7L 350, MCM/MIE 4.3L V6, 5.0L V8 Gen+ - Replaces 861155A3, 861156A1, 18-8868 - Image 2](https://m.media-amazon.com/images/I/91B3s21MTnL.jpg)
![Replacement Electric Fuel Pump - Fits Mercury Boat Engines - Mercruiser, 1998 4.3L 262, 2000 5.0L 305, 2000 5.7L 350, MCM/MIE 4.3L V6, 5.0L V8 Gen+ - Replaces 861155A3, 861156A1, 18-8868 - Image 3](https://m.media-amazon.com/images/I/81D2UZIm8GL.jpg)
![Replacement Electric Fuel Pump - Fits Mercury Boat Engines - Mercruiser, 1998 4.3L 262, 2000 5.0L 305, 2000 5.7L 350, MCM/MIE 4.3L V6, 5.0L V8 Gen+ - Replaces 861155A3, 861156A1, 18-8868 - Image 4](https://m.media-amazon.com/images/I/81p4ZDeMLNL.jpg)
![Replacement Electric Fuel Pump - Fits Mercury Boat Engines - Mercruiser, 1998 4.3L 262, 2000 5.0L 305, 2000 5.7L 350, MCM/MIE 4.3L V6, 5.0L V8 Gen+ - Replaces 861155A3, 861156A1, 18-8868 - Image 5](https://m.media-amazon.com/images/I/81LVmMqM2YL.jpg)

## Available Options

This product comes in different **Style** options.

## Frequently Bought Together

- Replacement Electric Fuel Pump - Fits Mercury Boat Engines - Mercruiser, 1998 4.3L 262, 2000 5.0L 305, 2000 5.7L 350, MCM/MIE 4.3L V6, 5.0L V8 Gen+ - Replaces 861155A3, 861156A1, 18-8868
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*Product available on Desertcart Poland*
*Store origin: PL*
*Last updated: 2026-01-22*