SM-FM4020 - Flushmaster Outboard Flushing System - 4 Outlet | Aztek Computers
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SKU: Y5RO1RCY1E |  Mfg. Part: SM-FM4020  | UPC: 860009319196  |  0 Reviews  |     Share Make an offer

SM-FM4020 - Flushmaster Outboard Flushing System - 4 Outlet w/Four 20' Hose Kits

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$526.44  $710.69
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Product Overview

Outboard Flushing System - 4 Outlet with Four 20' Hose Kits

The Flushmaster is a portable, marine-grade device designed to automate the flushing process for up to four outboard motors. Powered by (3) AA batteries, it ensures thorough engine cleaning by flushing each motor sequentially before automatically shutting off. With its IP67 waterproof certification, the Flushmaster is built to last, offering a convenient and time-saving solution for outboard maintenance. Select the perfect hose length for your setup and experience hassle-free engine care with just the push of a button.

The Flushmaster Outboard Flushing System is a marine-grade, portable device that simplifies the process of flushing single, dual, triple, and even quad outboard motors. Powered by (3) AA batteries, the Flushmaster offers effortless engine maintenance while saving time and water. With just the push of a button, your motors are flushed one at a time, ensuring thorough cleaning and optimal engine performance. Once the flushing is complete, the device automatically shuts off and blocks the water flow, leaving you free to enjoy your day without further attention.

Portable - Use it anywhere you have a freshwater supply:

  • Water Spigot
  • Garden Hose
  • PVC Plumbing

Choose the appropriate hose length based on your setup and application.

With its IP67 Waterproof Certification, the Flushmaster is built to withstand harsh marine conditions, ensuring reliable performance season after season. Say goodbye to the hassle of traditional flushing methods and embrace the simplicity of Flushmaster for a smoother boating experience.

What's Included?

  • Flushmaster Device
  • (3) AA Batteries
  • Outlet Hoses
  • Hose Clamps
  • Screwdriver
  • Instructions Manual and Warranty

Product Installation:

  • Install the included (3) AA batteries
  • Install the outlet hose(s) to the Flushmaster device
  • Connect the Flushmaster device to a water source
  • Attach the outlet hose(s) to your boat motor(s)
  • Press START to begin the automated flushing process

Product Compatibility:

The Flushmaster is compatible with four-stroke outboards and flush ports. Ensure you select the optimal hose length to accommodate your application.

WarningWARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.

Expert Overview

The Flushmaster Outboard Flushing System (SM-FM4020) is a portable, marine-grade device designed for automated maintenance of up to four outboard motors. This system is suitable for marine businesses, boatyards, or individual owners managing multiple four-stroke outboards with flush ports. It addresses the operational need for efficient engine cleaning by sequentially flushing each motor, ensuring thorough removal of corrosive elements from the cooling system. Powered by three AA batteries, the device operates with a single button press and automatically shuts off upon completion, conserving water and user time. Its IP67 waterproof certification indicates durability in marine environments. The system includes the Flushmaster device, three AA batteries, four 20-foot hose kits, hose clamps, a screwdriver, and an instruction manual. It connects to standard freshwater sources like spigots or garden hoses, providing a streamlined solution for routine outboard engine care.

Product Details

  • Manufacturer:
  • Model Number:
  • UPC:
  • Condition:
  • Weight:
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  • Updated:
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  • Country of Origin:
  • Flushmaster
  • SM-FM4020
  • 860009319196
  • New
  • 16.9 lbs
  • 15 X 11 X 12
  • Jul 21, 2026
  • May 16, 2026
  • CHINA
Product Identifiers: Brand: Flushmaster • Part #: SM-FM4020 • UPC: 860009319196 • Category: Hoses

Frequently Asked Questions

What types of outboard motors is the Flushmaster compatible with?

The Flushmaster Outboard Flushing System is compatible with four-stroke outboards and standard flush ports. Users should ensure the selected hose length is appropriate for their specific setup.

What items are included with the Flushmaster system?

The system includes the Flushmaster device, three AA batteries, four 20-foot outlet hose kits, hose clamps, a screwdriver, and an instruction manual with warranty information.

How is the Flushmaster device powered?

The Flushmaster device is powered by three AA batteries, which are included with the system. This allows for portable operation wherever a freshwater supply is available.

What is the primary use case for this flushing system?

This system is designed to automate and simplify the flushing process for up to four outboard motors simultaneously. It provides a convenient and time-saving solution for routine engine maintenance in marine environments.

SM-FM4020 - Flushmaster Outboard Flushing System - 4 Outlet w/Four 20' Hose Kits

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