Fel-Pro 36111 Engine Coolant Bypass Pipe O-Ring

Fel-Pro 36111 Engine Coolant Bypass Pipe O-Ring

Fel-Pro 36111 is a premium engine coolant bypass pipe O-ring built for vehicle sealing where coolant passages need a precise, durable seal. Fel-Pro uses application-specific materials to support 100% vehicle sealing performance for service work on Ford, Lincoln, Mazda, and Mercury applications.

Key Features

• Premium-grade engine coolant bypass pipe O-ring
• Application-specific sealing material for a precise fit
• Supports reliable coolant system sealing under heat and pressure
• Direct replacement for common OE-style service applications
• Fel-Pro sealing technology trusted by professional technicians

Detailed Description

Fel-Pro 36111 is used in coolant bypass pipe sealing applications where a stable O-ring is needed to help maintain system integrity. It is a direct-fit sealing component for a wide range of Ford Explorer, Ford F-150, Ford Transit-150, Ford Transit-250, Ford Transit-350, Ford Transit-350 HD, Lincoln Continental, Ford Flex, Ford Taurus, Lincoln MKT, Ford Edge, Lincoln MKX, Ford Expedition, Ford Mustang, Lincoln Navigator, Lincoln MKS, Lincoln MKZ, Mazda CX-9, Mazda 6, Ford Fusion, Ford Taurus X, and Mercury Sable models. This part cross-references 7T4Z8527A and AT4Z8527A for the same application.

For buyers searching for a Ford Explorer coolant bypass pipe O-ring, Ford F-150 coolant bypass pipe seal, or Lincoln MKZ engine coolant sealing part, Fel-Pro 36111 provides a focused replacement option. The part number 36111 is also commonly referenced in service and repair catalogs for these vehicle families.

What It Is Used For

• Replacing a worn or flattened coolant bypass pipe O-ring
• Restoring sealing at a coolant pipe connection
• Addressing coolant seepage at the bypass pipe interface
• Helping maintain proper coolant system pressure
• Supporting repair of leak-related cooling system service issues

Installation Notes and Tips

Inspect the mating surfaces, pipe end, and groove before installation. Clean away old coolant residue and debris so the O-ring seats evenly. Use the correct coolant service procedure for the vehicle, and verify the seal after reassembly and refill. Confirm application by year, make, and model before ordering Fel-Pro 36111.

Quality Assurance

Fel-Pro gaskets and sealing components are engineered with application-specific materials to deliver dependable vehicle sealing performance. Fel-Pro 36111 is a premium-grade sealing part designed for professional repair standards.