420922921 Seadoo Water Pump Housing | Genuine Used Part

🔧 Product Description

Genuine Sea-Doo Water Pump Housing Ass'y - Part Number: 420922921

This genuine Sea-Doo water pump housing assembly is used in the engine cooling system on Sea-Doo 4-TEC engines. It supports and encloses the water pump components that circulate cooling water through the engine and exhaust cooling circuit.

⚙️ Key Features

• Genuine Sea-Doo water pump housing assembly
• OEM part number 420922921
• Factory engine cooling-system housing
• Used with related water pump and cooling components
• Direct-fit OEM housing for Sea-Doo 4-TEC cooling assemblies

🚤 Compatibility

Commonly used on

• Sea-Doo 4-TEC engine cooling / water pump assemblies

Typically suits

• Engine models:
• GTI 130 / GTI SE 130 — 1503 4-TEC cooling system
• GTI SE 155 / GTI LTD 155 — 1503 4-TEC cooling system
• GTS 130 — 1503 4-TEC cooling system
• GTR 215 / GTR 230 — 1503 4-TEC cooling system
• GTX 155 / GTX 215 / GTX 260 — 1503 4-TEC cooling system
• RXP 215 / RXP-X 255 / RXP-X 260 — 1503 4-TEC cooling system
• RXT 215 / RXT-X 255 / RXT-X 260 — 1503 4-TEC cooling system
• WAKE 155 / WAKE PRO 215 / WAKE PRO 230 — 1503 4-TEC cooling system
• Challenger / Sportster / Speedster 4-TEC boat engines using 1503 cooling assemblies
• HP Range: Approximately 130HP - 260HP
• Engine Type: Sea-Doo Rotax 1503 4-TEC Cooling / Water Pump System
• Year Range: Approximately 2006 - 2017

🔌 Function

The water pump housing supports the water pump components and helps route cooling water through the engine and exhaust cooling circuit.

⚠️ Common Signs of Failure

• Cooling water leak around pump housing
• Overheating or poor cooling flow
• Cracks or corrosion in housing body
• Damaged hose connections
• Poor sealing after water pump service

🔄 Supersession & Cross Reference

OEM Supersession Chain

• No available supersession chain

OEM / Related Numbers

• 420922921
• 420922686 — related water pump housing reference
• 420922834 — related formed hose
• 420922831 — related formed hose

Aftermarket / Verified Equivalents

• No aftermarket equivalent

📦 Condition

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