Fel-Pro 35009 Engine Coolant Thermostat Housing Gasket

Fel-Pro 35009 Thermostat Housing Gasket

Fel-Pro 35009 is an engine coolant thermostat housing gasket built for sealing the thermostat housing on select Honda applications. It uses application-specific materials and a premium-grade construction to help maintain a tight coolant seal on 1992-1995 Honda Civic and 1993-1995 Honda Civic del Sol models.

Key Features

• Engine coolant thermostat housing gasket for Honda cooling system service
• Inside diameter: 1.863 in. / 47.3 mm
• Thickness: 0.030 in. / 0.7 mm
• Premium grade type for sealing applications
• 2 mounting holes for the specified housing design
• Fel-Pro 35009 is built around vehicle-specific sealing requirements

Detailed Description

Fel-Pro 35009 is made for thermostat housing sealing where coolant control and leak prevention matter. The gasket dimensions, including the 1.863-inch inside diameter and 0.030-inch thickness, match the intended housing profile for a precise fit. This part cross-references MAHLE C31391 for the same application. Fits 1992-1995 Honda Civic, N/A. Fits 1993-1995 Honda Civic del Sol, N/A. If you are replacing a thermostat housing gasket on a Honda Civic or Honda Civic del Sol, Fel-Pro 35009 provides a direct sealing solution for the cooling system.

Common Uses

• Stops coolant seepage at the thermostat housing
• Addresses leaks caused by a flattened or aged gasket
• Helps restore proper sealing after thermostat service
• Supports repair of coolant odor or visible residue around the housing
• Helps correct sealing issues on Honda Civic and Civic del Sol cooling systems

Installation Notes and Tips

Clean both mating surfaces thoroughly before installation and remove all old gasket material, corrosion, and coolant residue. Verify the housing and thermostat surfaces are flat and undamaged, then align the gasket with the 2-hole mounting pattern before tightening fasteners to the vehicle service specification. For best results, inspect the thermostat housing and related cooling components during service on 1992-1995 Honda Civic and 1993-1995 Honda Civic del Sol models.

Quality Assurance

Fel-Pro gaskets are engineered with application-specific materials to deliver vehicle-focused sealing performance and durability for professional repair work.