OE Quality
60-Day Returns

Metelli PA636 Engine Water Pump
Reliable Engine Water Pump for Saab 9-3, 9-5, and 900 Models
The Metelli PA636 engine water pump is designed specifically for Saab vehicles including the 9-3, 9-5, and 900 models. This new water pump ensures efficient coolant circulation to maintain optimal engine temperature and prevent overheating.
- Includes gasket for a complete seal and easy installation
- Durable aluminium housing for lightweight strength
- Cast iron impeller with 8 vanes for effective coolant flow
- Roller/ball bearing with 30mm outside diameter for smooth operation
- Impeller outside diameter of 70mm optimized for Saab engine cooling systems
- Brand new, not remanufactured, ensuring reliable performance
Detailed Product Features and Specifications
The Metelli PA636 water pump features a robust aluminium housing that provides corrosion resistance and durability under high engine temperatures. Its cast iron impeller, equipped with 8 vanes, is engineered to deliver consistent coolant flow, critical for maintaining engine temperature stability in Saab 9-3, 9-5, and 900 models. The roller/ball bearing with a 30mm outside diameter supports smooth rotation and reduces wear, contributing to the pump's longevity. This water pump comes complete with a gasket to ensure a secure and leak-free installation.
Compatible Saab Models and Common Applications
This engine water pump is compatible with the following Saab vehicles:
- Saab 9-3
- Saab 9-5
- Saab 900
It is designed to address issues such as:
- Engine overheating due to coolant circulation failure
- Coolant leaks from worn or damaged water pump seals
- Unusual noises caused by bearing wear
- Reduced engine performance from inefficient cooling
- Premature engine wear due to improper temperature regulation
Installation Notes and Tips
When installing the Metelli PA636 water pump, ensure the gasket is properly seated to prevent leaks. It is recommended to inspect the cooling system hoses and thermostat during installation for any signs of wear. Use manufacturer-specified torque settings for mounting bolts to avoid damage. Proper coolant refill and system bleeding are essential to remove air pockets and ensure optimal pump performance.
Quality Assurance and Warranty Information
Metelli manufactures the PA636 water pump to meet OEM standards, using high-quality materials such as aluminium and cast iron for durability. The product is new and includes a gasket for a complete replacement solution. While specific warranty details may vary, Metelli products typically come with a limited warranty covering defects in materials and workmanship to provide confidence in your purchase.
| Brand | Graf |
| Part Number | PA636 |
| Bearing Outside Diameter | 30 |
| Bearing Type | Roller/Ball |
| Gasket Or Seal Included | YES |
| Housing Material | Aluminium |
| Impeller Material | Cast Iron |
| Impeller Outside Diameter | 70 |
| Impeller Vane Quantity | 8 |
| New Or Remanufactured | NEW |
| Package Contents | Water Pump, Gasket |
This part fits 30 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2009 | Saab | 9-5 | 2.3L | L4 | N/A | |
| 2008 | Saab | 9-5 | 2.3L | L4 | N/A | |
| 2007 | Saab | 9-5 | 2.3L | L4 | N/A | |
| 2006 | Saab | 9-5 | 2.3L | L4 | N/A | |
| 2005 | Saab | 9-5 | 2.3L | L4 | N/A | |
| 2004 | Saab | 9-5 | 2.3L | L4 | N/A | |
| 2003 | Saab | 9-3 | 2.0L | L4 | N/A | Belt Driven Engine Water Pump |
| 2003 | Saab | 9-5 | 2.3L | L4 | N/A | |
| 2002 | Saab | 9-3 | 2.0L | L4 | N/A | |
| 2002 | Saab | 9-3 | 2.3L | L4 | N/A | |
| 2002 | Saab | 9-5 | 2.3L | L4 | N/A | |
| 2001 | Saab | 9-3 | 2.0L | L4 | N/A | |
| 2001 | Saab | 9-3 | 2.3L | L4 | N/A | |
| 2001 | Saab | 9-5 | 2.3L | L4 | N/A | |
| 2000 | Saab | 9-3 | 2.0L | L4 | N/A | |
| 2000 | Saab | 9-3 | 2.3L | L4 | N/A | |
| 2000 | Saab | 9-5 | 2.3L | L4 | N/A | |
| 1999 | Saab | 9-3 | 2.0L | L4 | N/A | |
| 1999 | Saab | 9-3 | 2.3L | L4 | N/A | |
| 1999 | Saab | 9-5 | 2.3L | L4 | N/A | |
| 1998 | Saab | 900 | 2.0L | L4 | N/A | |
| 1998 | Saab | 900 | 2.3L | L4 | N/A | |
| 1997 | Saab | 900 | 2.0L | L4 | N/A | |
| 1997 | Saab | 900 | 2.3L | L4 | N/A | |
| 1996 | Saab | 900 | 2.0L | L4 | N/A | |
| 1996 | Saab | 900 | 2.3L | L4 | N/A | |
| 1995 | Saab | 900 | 2.0L | L4 | N/A | |
| 1995 | Saab | 900 | 2.3L | L4 | N/A | |
| 1994 | Saab | 900 | 2.0L | L4 | N/A | |
| 1994 | Saab | 900 | 2.3L | L4 | N/A |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.