Four Seasons 85964 Engine Coolant Integrated Thermostat Housing with Thermostat

The Four Seasons 85964 is an integrated engine coolant thermostat housing designed as a direct-fit replacement for Dodge Sprinter and Freightliner Sprinter vehicles. This all-in-one assembly combines the thermostat housing and thermostat into a single bolt-on unit, simplifying installation and ensuring a complete, reliable repair.

Key Features:

• Integrated design — thermostat and housing supplied as one complete assembly
• Aluminum construction — durable, lightweight material for long service life
• Meets or exceeds OEM standards — engineered for precise fit and performance
• 100% leak tested — factory verified for leak-free operation
• Gasket/O-ring included — all necessary sealing hardware provided for a complete repair
• Corrosion and rust inhibitor coating — protects against premature deterioration
• 3 mounting holes — matches OEM mounting configuration

Specifications:

• Material: Aluminum
• Style: With Thermostat (integrated)
• Inlet Port Diameter: 1.267 in.
• Outlet Port Diameter: 41.0 mm
• Overall Height: 3.053 in.
• Flange Thickness: 0.476 in.
• Bolt Hole Center-to-Center: 2.788 in.
• Mounting Hole Quantity: 3

Cross-Reference Part Numbers: 34700, 49258, 501189, 5080146AA, 5080146AB, 6052028, 6112000215, 815782, 9025147, TH1187, TH35087G1, W98494

Backed by Four Seasons' decades of thermal management expertise, the 85964 is engineered and tested to deliver years of trouble-free operation right out of the box.