420874414 Seadoo Fuel Rail | Genuine Used Part

🔧 Product Description

Genuine Sea-Doo Fuel Rail - Part Number: 420874414

This genuine Sea-Doo fuel rail is used in the air intake manifold and throttle body assembly on Sea-Doo 4-TEC engines. It supplies pressurised fuel to the injectors and supports correct injector positioning in the factory fuel-injection system.

⚙️ Key Features

• Genuine Sea-Doo fuel rail

• OEM part number 420874414

• Factory fuel-injection rail component

• Used with Sea-Doo 4-TEC fuel injectors and injector clips

• Direct-fit OEM rail for listed Sea-Doo 1503 air intake assemblies

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• No available supersession chain

OEM / Related Numbers:

• 420874414

• 420874846 — related fuel injector

• 420853030 — related injector clip

Aftermarket / Verified Equivalents:

• RIVA: high-flow billet fuel rail upgrade for Sea-Doo 4-TEC performance applications

🚤 Compatibility

Commonly used on:

• Sea-Doo 4-TEC fuel rail and injector assemblies

Typically suits:

• Engine models:

• GTI 130 / GTI SE 130 — Air Intake Manifold and Throttle Body

• GTI SE 155 / GTI LTD 155 — Air Intake Manifold and Throttle Body

• GTS 130 — Air Intake Manifold and Throttle Body

• GTR 215 — Air Intake Manifold and Throttle Body

• GTX 155 / GTX 215 / GTX Limited iS 260 — Air Intake Manifold and Throttle Body

• RXP-X 260 & RS — Air Intake Manifold and Throttle Body

• RXT 260 / RXT-X 260 — Air Intake Manifold and Throttle Body

• WAKE 155 / WAKE PRO 215 — Air Intake Manifold and Throttle Body

• 210 Challenger / 210 Wake 310 / 430 — Air Intake Manifold and Throttle Body

• 230 Challenger / 230 Wake 310 / 430 / 510 — Air Intake Manifold and Throttle Body

• HP Range: Approximately 130HP - 260HP

• Engine Type: Sea-Doo Rotax 1503 4-TEC Fuel Injection System

• Year Range: Approximately 2011 - 2016

🔌 Function

The fuel rail distributes pressurised fuel evenly to the injectors so the engine-management system can meter fuel correctly to each cylinder.

Common signs of failure:

• Fuel leak around injector or rail

• Corrosion or damaged injector seats

• Poor fuel pressure retention

• Rough idle or misfire caused by injector sealing issues

• Damaged rail threads or mounting points

📦 Condition

• Genuine used part

• Removed from running engine where applicable

• In good working condition unless otherwise stated