420874846 Fuel Injector for Sea-Doo GTX S 1503 2016

Fuel Injector for Sea-Doo

This fuel injector (OEM cross-reference 420874846) delivers precise fuel delivery to the engine, helping your watercraft run smoothly and efficiently.

Overview

This fuel injector is a direct replacement part built to deliver the precise amount of fuel your engine needs for reliable performance. It is designed to work with the Sea-Doo GTX S 1503 engine platform and serves as a dependable replacement for a worn or clogged injector. Whether you are restoring a ski or keeping your machine running its best, this fuel injector offers a solid solution.

Built For Performance

• Direct fit replacement for OEM part number 420874846
• Engineered to deliver accurate fuel metering for consistent combustion
• Constructed with corrosion-resistant materials for marine environments
• Supports stable idle and smooth throttle response
• Sealed design helps prevent fuel leaks and contamination
• Designed for easy installation with standard tools

Fits These Machines

• for Sea-Doo GTX S 1503 (2016)

On-The-Job Use

• Routine fuel system maintenance and injector replacement
• Restoring smooth acceleration on the water
• Fixing rough idle or misfire caused by a failing injector
• Seasonal service before launching your watercraft

Specs At A Glance

Good To Know

Q: How do I know if my fuel injector needs replacing? A: Common signs include rough idle, misfires, poor acceleration, or a noticeable drop in fuel economy. A professional diagnostic scan can confirm whether the injector is the source of the issue.

Q: Is this injector a genuine OEM part? A: This is an aftermarket replacement designed to match OEM part number 420874846. It is not an original brand product but is built to equivalent specifications for fit and function.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.