Four Seasons 85011 Engine Coolant Water Outlet

Engine Coolant Water Outlet Overview

The Four Seasons Water Outlet 85011 is an aluminum engine coolant outlet for vehicles that use a thermostat housing-style coolant connection without an included thermostat. It includes a gasket or seal and meets or exceeds OEM requirements for direct replacement service.

Built for cooling system repair on select Buick, Oldsmobile, and Pontiac applications, this Four Seasons 85011 water outlet supports proper coolant routing at the engine. It is a practical choice when replacing a leaking or corroded outlet on models such as the Buick Skylark, Oldsmobile Cutlass Calais, and Pontiac Grand Am.

Key Features

• Aluminum construction for cooling system durability
• Engine coolant water outlet, style without thermostat
• Gasket or seal included
• Inlet diameter: 1.31 in.
• Maximum height: 4.343 in.
• Bolt hole center to bolt hole center: 3.226 in. and 3.250 in.
• Mounting flange width: 0.426 in.
• Meets or exceeds OEM specifications

Product Details

The Four Seasons Water Outlet line focuses on engine coolant components that restore proper flow and sealing at the thermostat housing area. Part number 85011 is an outlet-only design, so it is used where the thermostat is serviced separately. This part cross-references Motorad CH3049 for the same application.

Fits 1990-1993 Buick Skylark, N/A. Fits 1992-1993 Oldsmobile Achieva, N/A. Fits 1989-1993 Pontiac Grand Am, N/A. Fits 1988-1991 Oldsmobile Cutlass Calais, N/A. Fits 1990-1991 Oldsmobile Cutlass Supreme, N/A. Fits 1990-1991 Pontiac Grand Prix, N/A.

Common Repair Symptoms

• Coolant leaking from the water outlet or housing area
• Corrosion or pitting at the coolant outlet surface
• Damaged sealing surface causing seepage
• Overheating caused by restricted coolant flow at the outlet
• Failed outlet connection during thermostat service

Installation Notes

Verify inlet diameter, bolt spacing, and mounting flange dimensions before installation. Clean the mating surface thoroughly and inspect the hose connection and adjacent cooling system parts for wear before reassembly. Because the thermostat is not included, transfer or replace the thermostat separately if required by the vehicle service procedure.

Quality Assurance

Four Seasons part 85011 is engineered to meet or exceed OEM requirements for fit and function in cooling system service. The aluminum construction and included seal support a reliable replacement for select Buick, Oldsmobile, and Pontiac applications.