420460842 Seadoo Base Plate | Genuine Used Part

🔧 Product Description

Genuine Sea-Doo Base Plate - Part Number: 420460842

This genuine Sea-Doo base plate is used in the air intake manifold and throttle body assembly on selected Sea-Doo 4-TEC engines. It is an OEM support and locating component that helps position intake-related hardware correctly within the factory intake assembly.

⚙️ Key Features

• Genuine Sea-Doo base plate
• OEM part number 420460842
• Factory air intake / throttle body support component
• Helps locate and support adjoining intake hardware
• Direct-fit OEM plate for listed Sea-Doo 4-TEC intake assemblies

🚤 Compatibility

Commonly used on

• Sea-Doo air intake manifold and throttle body assemblies

Typically suits

• Engine models:
• 2011 GTI 130 — Air Intake Manifold and Throttle Body
• 2011 GTI LTD 155 — Air Intake Manifold and Throttle Body
• 2011 GTI SE 130 — Air Intake Manifold and Throttle Body
• 2011 GTI SE 155 — Air Intake Manifold and Throttle Body
• 2011 GTS 130 & Rental — Air Intake Manifold and Throttle Body
• 2011 WAKE 155 — Air Intake Manifold and Throttle Body
• 2011 WAKE PRO 215 — Air Intake Manifold and Throttle Body
• 2012 GTI 130 — Air Intake Manifold and Throttle Body
• 2012 GTI SE 130 — Air Intake Manifold and Throttle Body
• 2012 GTI SE 155 — Air Intake Manifold and Throttle Body
• 2012 GTR 215 — Air Intake Manifold and Throttle Body
• 2012 WAKE 155 — Air Intake Manifold and Throttle Body
• HP Range: Approximately 130HP - 215HP
• Engine Type: Sea-Doo Rotax 1503 4-TEC Air Intake / Throttle Body Assembly
• Year Range: Approximately 2011 - 2012

🔌 Function

The base plate supports and locates intake-system components so the throttle body and intake hardware remain correctly positioned in the factory assembly.

⚠️ Common Signs of Failure

• Loose intake hardware
• Cracks or damaged mounting points
• Misalignment of intake components
• Air leak from poor component seating
• Damage during intake manifold service

🔄 Supersession & Cross Reference

OEM Supersession Chain

• No available supersession chain

OEM / Related Numbers

• 420460842

Aftermarket / Verified Equivalents

• No aftermarket equivalent

📦 Condition

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