420874430 Fuel Injector for Sea-Doo GTI SE NA 1503 2007

Fuel Injector for Sea-Doo

This fuel injector for Sea-Doo supplies accurate fuel delivery to the naturally aspirated 1503 engine, cross-referencing OEM part number 420874430.

Overview

The fuel injector for Sea-Doo is a direct-fit replacement designed to atomize fuel correctly for the naturally aspirated 1503 engine. It helps restore clean idle quality and reliable acceleration when a factory injector clogs or fails. It suits owners and technicians servicing the GTI SE platform.

Built For Performance

• Precision nozzle built to deliver an even fuel spray pattern
• Sealed coil housing resists moisture and vibration
• Direct replacement for OEM part number 420874430
• Construction compatible with pump gasoline and marine fuel systems
• Drop-in fitment for the naturally aspirated 1503 engine intake

Fits These Machines

• for Sea-Doo GTI SE NA 1503 (2007)

On-The-Job Use

• Restoring rough idle or hard starting on a 1503 engine
• Replacing a clogged or failed injector during diagnostics
• Routine fuel system service on personal watercraft

Specs At A Glance

Good To Know

Q: Is this injector a genuine OEM part? A: No, it is an aftermarket replacement that cross-references OEM number 420874430 and is not manufactured by Sea-Doo.

Q: Will this injector fit a supercharged 1503 engine? A: This listing is intended for the naturally aspirated 1503 application, so verify your engine type before ordering.

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