420867951 Seadoo Intake Manifold | Genuine Used Part

🔧 Product Description

Genuine Sea-Doo Induction Manifold - Part Number: 420867951

This genuine Sea-Doo induction manifold is used in the air intake and throttle body assembly on Sea-Doo 4-TEC personal watercraft. It distributes intake air from the throttle body into the engine and provides the correct factory mounting points for related intake and fuel-injection components.

⚙️ Key Features

• Genuine Sea-Doo induction / intake manifold
• OEM part number 420867951
• Factory air intake manifold for 4-TEC engines
• Includes manifold body location for gasket and base plate components
• Direct-fit OEM intake component for listed Sea-Doo 255HP and 260HP performance models

🚤 Compatibility

Commonly used on

• Sea-Doo 4-TEC air intake manifold and throttle body assemblies

Typically suits

• Engine models:
• 2009 RXT iS 255 — Air Intake Manifold and Throttle Body
• 2010 RXT-X 260 & X RS — Air Intake Manifold and Throttle Body
• 2011 RXP-X 255 & RS — Air Intake Manifold and Throttle Body
• 2011 RXT iS 260 — Air Intake Manifold and Throttle Body
• 2011 RXT-X 260 & RS — Air Intake Manifold and Throttle Body
• 2011 GTX Limited iS 260 — Air Intake Manifold and Throttle Body
• 2012 GTX Limited iS 260 — Air Intake Manifold and Throttle Body
• 2012 RXP-X 260 & RS — Air Intake Manifold and Throttle Body
• 2012 RXT 260 / RXT-X 260 — Air Intake Manifold and Throttle Body
• 2013 RXP-X 260 & RS — Air Intake Manifold and Throttle Body
• 2013 RXT 260 / RXT-X 260 — Air Intake Manifold and Throttle Body
• 2014 RXP-X 260 & RS — Air Intake Manifold and Throttle Body
• HP Range: Approximately 255HP - 260HP
• Engine Type: Sea-Doo Rotax 1503 4-TEC Supercharged Air Intake System
• Year Range: Approximately 2009 - 2014

🔌 Function

The intake manifold routes and distributes intake air to the engine cylinders, supporting correct airflow, throttle response and fuel-injection operation.

⚠️ Common Signs of Failure

• Cracked or leaking intake manifold
• Boost or vacuum leak
• Poor throttle response
• Rough idle or hesitation
• Broken mounting bosses or damaged gasket surface

🔄 Supersession & Cross Reference

OEM Supersession Chain

• No available supersession chain

OEM / Related Numbers

• 420867951
• 420950740 — related intake manifold gasket
• 420460842 — related base plate

Aftermarket / Verified Equivalents

• No aftermarket equivalent

📦 Condition

• Genuine used part
• Removed from running engine where applicable
• In good working condition unless otherwise stated