420874846 Fuel Injector for Sea-Doo Challenger SE 430 1503 2010-2011

Fuel Injector for Sea-Doo

This fuel injector is a replacement part that delivers a measured spray of fuel into the engine of your personal watercraft, and it is manufactured with the OEM cross-reference 420874846 for reliable fit and performance.

Overview

This fuel injector is a direct-fit replacement component designed to meter fuel delivery on Sea-Doo 1503 engines. As a dependable fuel injector, it helps restore smooth throttle response and consistent combustion. It suits riders and mechanics performing routine fuel system service on their watercraft.

Built For Performance

• OEM cross-reference number 420874846 for straightforward fitment
• Precision internal valve meters fuel for consistent combustion
• Sealed electrical connector resists moisture and corrosion
• Constructed for high-pressure fuel system operation
• Compatible with the 1503 engine platform
• Direct replacement for worn or clogged injectors

Fits These Machines

• for Sea-Doo Challenger SE 430 1503, 2010-2011

On-The-Job Use

• Restoring idle quality and throttle response
• Routine fuel system maintenance and tune-ups
• Replacing fouled or clogged injectors
• Keeping marine engines running smoothly on the water

Specs At A Glance

Good To Know

Q: How do I know if my fuel injector needs replacing? A: Rough idling, misfires, or a strong fuel smell often point to a failing injector. A clogged or leaking unit can also trigger a check engine light.

Q: Does this injector require any extra parts to install? A: New O-rings or seals are commonly replaced at the same time to prevent leaks. Confirm your engine's serial number 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.