Fel-Pro 35782 Engine Coolant Thermostat Housing Gasket - Housing To Cylinder Head

Fel-Pro Thermostat Housing Gasket for BMW Cooling Systems

Fel-Pro 35782 is an engine coolant thermostat housing gasket built for the housing-to-cylinder-head sealing point on select BMW applications. It uses application-specific materials and a premium-grade construction to support a precise seal where coolant passages meet the engine.

• Engine coolant thermostat housing gasket for the housing to cylinder head interface
• Premium grade construction for sealing performance and durability
• Thickness: 0.016 in. / 0.4 mm
• Mounting hole quantity: 4
• Fits BMW 320i, 325i, 325is, 525i, 525iT, 323i, 323is, 323Ci, 328i, 328is, 328Ci, 528i, and Z3 applications listed below

Fitment Details

Compatible with BMW cooling system service on the following applications:

• Fits 2000 BMW 323Ci, Housing To Cylinder Head
• Fits 1998-2000 BMW 323i, Housing To Cylinder Head
• Fits 2000 BMW 328Ci, Housing To Cylinder Head
• Fits 1996-2000 BMW 328i, Housing To Cylinder Head
• Fits 1997-2000 BMW 528i, Housing To Cylinder Head
• Fits 1997-2000 BMW Z3, Housing To Cylinder Head
• Fits 1998-1999 BMW 323is, Housing To Cylinder Head
• Fits 1996-1999 BMW 328is, Housing To Cylinder Head
• Fits 1992-1995 BMW 320i, Housing To Cylinder Head
• Fits 1992-1995 BMW 325i, Housing To Cylinder Head
• Fits 1992-1995 BMW 325is, Housing To Cylinder Head
• Fits 1991-1995 BMW 525i, Housing To Cylinder Head
• Fits 1993 BMW 525iT, Housing To Cylinder Head

What This Gasket Helps Address

• Coolant seepage at the thermostat housing-to-cylinder-head joint
• Sealing issues after thermostat housing service
• Loss of gasket integrity from age, heat cycling, or coolant exposure
• Maintenance repairs on BMW 323i, 328i, 525i, and Z3 cooling systems
• Replacement of a worn thermostat housing gasket during cooling system work

Installation Notes

Clean both sealing surfaces before installation and inspect the thermostat housing for warpage, corrosion, or pitting. Verify the gasket orientation and torque fasteners evenly to help maintain a uniform seal. Fel-Pro 35782 is also referenced by part numbers 114021 and 11531748047 for the same application.

Quality Assurance

Fel-Pro gaskets are engineered with application-specific materials to deliver vehicle-specific sealing performance. Part number 35782 is built for professional repair standards and consistent fitment on the BMW applications listed above.