Fel-Pro 35664 Engine Water Pump Gasket

Fel-Pro 35664 Engine Water Pump Gasket

Fel-Pro 35664 is a premium engine water pump gasket built for vehicle sealing where coolant control matters. It uses application-specific materials to help deliver a precise seal for service work on select Chevrolet and GMC trucks and vans.

Key Features

• Premium-grade engine water pump gasket
• Application-specific sealing material for a proper fit
• Designed for 100% vehicle sealing at the water pump interface
• Two mounting holes for the listed applications
• Compatible with select Chevrolet Silverado, Suburban, Avalanche, Express, and GMC Sierra, Yukon XL, and Savana models

Detailed Description

Fel-Pro 35664 is an engine water pump gasket for service on 2001-2007 Chevrolet and GMC applications, including Silverado 2500 HD, Silverado 3500, Suburban 2500, Avalanche 2500, Sierra 2500 HD, Sierra 3500, Yukon XL 2500, Express 3500, and Savana 3500. If you are replacing a leaking water pump gasket on a Chevrolet Silverado 2500 HD Classic or GMC Sierra 3500 Classic, this part number is also listed for those 2007 Classic models. Fel-Pro 35664 is also referenced under part numbers 123291, 12558875, 12592020, and K31728 for the same application.

What It Helps Address

• Coolant seepage at the water pump gasket surface
• External coolant leaks around the pump housing
• Sealing issues after water pump service
• Loss of cooling system integrity from a worn gasket
• Repeat repairs caused by an uneven or degraded sealing surface

Installation Notes and Tips

Clean the mating surfaces thoroughly before installation and inspect the water pump and engine flange for corrosion, pitting, or old gasket material. Confirm the application by year, make, and model before ordering, especially on 2007 Classic trucks and 2001-2002 Express 3500 and Savana 3500 models. For best results, follow the vehicle service manual torque sequence and coolant refill procedure.

Quality Assurance

Fel-Pro gaskets are built around application-specific sealing materials and are engineered for dependable sealing performance in professional repair environments. Fel-Pro 35664 is a premium water pump gasket for the listed Chevrolet and GMC applications.