420874430 Fuel Injector for Sea-Doo GTX 155 1503 2008-2009

Fuel Injector for Sea-Doo GTX 155 1503

This fuel injector for Sea-Doo feeds a measured spray of fuel into the 1503 engine, helping the GTX 155 hold steady power and clean combustion; it cross-references OEM part number 420874430.

Overview

This fuel injector for Sea-Doo is a replacement component designed to restore accurate fuel delivery on the GTX 155. As a fuel injector for Sea-Doo 1503 watercraft, it meters fuel for dependable throttle response and efficient burn. It suits owners servicing a 2008 or 2009 GTX 155 that has developed a misfire or rough idle.

Built For Performance

• Cross-references OEM part number 420874430 for confident matching
• Precision metering internals for consistent fuel atomization
• Sealed connector to keep moisture out in wet marine environments
• Direct-fit body made for the 1503 engine intake position
• Corrosion-resistant construction for long service in marine use
• Flow characteristics matched to the GTX 155 platform

Fits These Machines

• for Sea-Doo GTX 155 1503 (2008-2009)

On-The-Job Use

• Correcting rough idle or hesitation caused by a clogged injector
• Replacing a failed injector behind a misfire code
• Fuel system service during scheduled engine maintenance
• Returning a seasonally stored GTX 155 to reliable running condition

Specs At A Glance

Good To Know

Q: Is this an original Sea-Doo injector? A: This is an aftermarket replacement injector, not an original brand product, and it is cross-referenced to OEM part number 420874430.

Q: Can I replace just one injector? A: Replacing a single failed injector is possible, though many owners inspect or service the full set for even fuel delivery.

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