Four Seasons 85678 Engine Coolant Outlet Flange - Left

Engine Coolant Outlet Flange for Volkswagen

Four Seasons Coolant Flange 85678 is an engine coolant outlet flange built for Volkswagen cooling system service. It uses a plastic body with an included gasket or seal and a two-port hose barb layout for direct coolant routing on supported applications.

Compatible With Volkswagen Golf, Jetta, Passat, Cabrio, Corrado, Quantum, Rabbit Convertible, and Rabbit Pickup applications listed below, this coolant flange meets or exceeds OEM requirements and is specified as a thermostat-free style outlet flange.

Key Features

• Four Seasons Coolant Flange, part number 85678
• Engine coolant outlet flange with 2 hose barb outlets
• Plastic construction for OE-style cooling system replacement
• Gasket or seal included for sealing at the mounting surface
• 2 mounting holes; mounting hardware not included
• Style: without thermostat
• Meets or exceeds OEM specifications
• Cross-reference: Dorman - Conduct-Tite 85678

Detailed Description

Four Seasons 85678 is a coolant flange used in engine coolant components where the outlet flange directs coolant through the hose connections on the vehicle’s cooling circuit. The flange features a hose barb attachment type, two total outlets, and a non-symmetrical base profile. It is built from plastic and includes the seal needed for the flange-to-engine interface. This part number is commonly searched as Four Seasons 85678 coolant flange, Volkswagen coolant outlet flange 85678, and engine coolant outlet flange for VW Golf and Jetta.

Brand Line: Four Seasons Coolant Flange identifies the product family for cooling-system outlet flanges and related engine coolant components. In this line, the focus is on direct-fit replacement geometry, OE-style sealing, and application-specific outlet configuration for Volkswagen cooling repairs.

Vehicle Fitment

• Fits 1999 Volkswagen Golf, left, w/o Quick Disconnect; 4 Port; Coolant Flange
• Fits 1993-1999 Volkswagen Jetta, left, w/o Quick Disconnect; 2 Ports; Coolant Flange
• Fits 1998 Volkswagen Golf, left, w/o Quick Disconnect; 2 Ports; Coolant Flange
• Fits 1993-1996 Volkswagen Golf, left, w/o Quick Disconnect; 2 Ports; Coolant Flange
• Fits 1997 Volkswagen Golf, left, Radiator Reservoir Flange; Coolant Flange
• Fits 1995-1997 Volkswagen Passat, left, w/o Quick Disconnect; 2 Ports; Coolant Flange
• Fits 1995-1996 Volkswagen Cabrio, left, w/o Quick Disconnect; 2 Ports; Coolant Flange
• Fits 1993-1994 Volkswagen Corrado, left, w/ 2 Ports; Radiator Reservoir Flange; Coolant Flange
• Fits 1990 Volkswagen Corrado, left, w/ 2 Ports; Radiator Reservoir Flange; Coolant Flange
• Fits 1992 Volkswagen Corrado, left, Radiator Reservoir Flange; Coolant Flange
• Fits 1984 Volkswagen Quantum, left, Radiator Reservoir Flange; KE-Jetronic; Coolant Flange
• Fits 1983-1984 Volkswagen Rabbit Convertible, left, Radiator Reservoir Flange; Coolant Flange
• Fits 1983 Volkswagen Rabbit Pickup, left, Radiator Reservoir Flange; Coolant Flange
• Fits 1982 Volkswagen Quantum, left, Radiator Reservoir Flange; Coolant Flange

Common Repair Uses

• Replacing a cracked or warped coolant flange on Volkswagen cooling systems
• Restoring a leaking seal at the engine coolant outlet
• Repairing coolant loss at the hose barb connection points
• Addressing brittle plastic flange failure from heat cycling
• Servicing a thermostat-free coolant outlet on supported VW applications

Installation Notes and Tips

Confirm the vehicle’s year, model, and left-side application before ordering. Compare the outlet count, hose barb style, and flange shape to the original part, especially on Volkswagen Golf, Jetta, Passat, and Corrado models. Transfer or source any required mounting hardware separately, and inspect the mating surface for corrosion or residue before installing the included seal.

Quality Assurance

Four Seasons 85678 is listed as meeting or exceeding OEM requirements for the specified applications. Verify fitment against the vehicle’s cooling system configuration and original flange design before installation.