# 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

  

🔄 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

  

🚤 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

  

📦 Condition

  

• Genuine used part

• Removed from running engine where applicable

• In good working condition unless otherwise stated

## Details

- **Price:** 150.0 AUD
- **Vendor:** Sawley's Auto and Marine
- **Tags:** Sawley’s AAM Used Parts – Sea-Doo Parts | Jet Ski Parts & Components

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 150.00 AUD | In stock |

## Images

- 420922921 Seadoo Water Pump Housing | Genuine Used Part
- 420922921 Seadoo Water Pump Housing | Genuine Used Part
- 420922921 Seadoo Water Pump Housing | Genuine Used Part
- 420922921 Seadoo Water Pump Housing | Genuine Used Part
- 420922921 Seadoo Water Pump Housing | Genuine Used Part
- 420922921 Seadoo Water Pump Housing | Genuine Used Part
- 420922921 Seadoo Water Pump Housing | Genuine Used Part
- 420922921 Seadoo Water Pump Housing | Genuine Used Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/420922921-seadoo-water-pump-housing-genuine-used-part)
> Updated: 2026-07-02