Fel-Pro 35721 Engine Water Pump Gasket

Engine Water Pump Gasket Overview

Fel-Pro 35721 is an engine water pump gasket built for sealing applications across a wide range of GM and Saab vehicles. It uses application-specific silicone material to support a reliable seal where coolant passages meet the water pump.

Key Features

• Silicone construction for sealing performance in cooling system service.
• Premium-grade gasket material selected for application-specific fit and function.
• Black finish with a 3.0 thickness specification.
• Engine water pump gasket for sealing the pump-to-engine interface.
• Fits a broad range of Buick, Chevrolet, GMC, Pontiac, Saturn, Oldsmobile, and Saab applications.

Detailed Description

Fel-Pro 35721 is an engine water pump gasket for service work on vehicles such as the Chevrolet Malibu, Chevrolet Equinox, and Buick Regal. The gasket is made from silicone and engineered around application-specific sealing requirements, which helps maintain a consistent seal at the water pump mounting surface. This part number, 35721, is listed across many GM platforms and Saab applications, making it a practical choice for cooling system repairs where the original gasket must be replaced. This part cross-references MAHLE K31830 for the same application.

What It Is Used For

• Replacing a leaking water pump gasket.
• Restoring a sealed coolant passage at the pump interface.
• Addressing coolant seepage around the water pump mounting area.
• Supporting cooling system repair on GM and Saab platforms.

Installation Notes and Quality Assurance

Install on a clean, flat sealing surface and follow the vehicle service procedure for water pump removal and reassembly. Verify gasket alignment before tightening fasteners to specification. Fel-Pro states that its gaskets provide vehicle-specific sealing using application-specific materials for professional-grade durability.