420874520 Fuel Injector for Sea-Doo RXP 1503 2005-2006

Fuel Injector for Sea-Doo RXP 1503

This fuel injector for Sea-Doo RXP 1503 models is an OEM cross-reference 420874520 replacement part that delivers precise fuel delivery to the engine.

Overview

This fuel injector for Sea-Doo RXP 1503 is a direct replacement component engineered to meter fuel into the combustion chamber with accuracy. The fuel injector restores smooth throttle response and consistent power delivery for 2005-2006 RXP 1503 owners. Riders and mechanics choose this fuel injector for Sea-Doo watercraft to bring a misfiring or clogged injector back to spec.

Built For Performance

• OEM cross-reference 420874520 for correct fitment
• Precision-machined nozzle for consistent fuel atomization
• Corrosion-resistant body suited to marine environments
• Sealed electrical connector to resist moisture intrusion
• Factory-style flow rate for balanced cylinder performance
• Direct drop-in replacement for the original injector

Fits These Machines

• for Sea-Doo RXP 1503 2005
• for Sea-Doo RXP 1503 2006

On-The-Job Use

• Replacing a clogged or failed injector during engine service
• Restoring fuel delivery on a rough-running 1503 engine
• Routine fuel system maintenance on personal watercraft
• Shop repairs where OEM-spec fuel metering is required

Specs At A Glance

Good To Know

Q: How do I know this injector replaces my failed one? A: Check your existing injector against cross-reference 420874520 to confirm it matches. Matching the number ensures the flow rate and connector style are correct.

Q: Can I replace just one injector at a time? A: Yes, this injector can replace a single failed unit. If several injectors show wear, many mechanics replace the set together for balanced 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.