Thermostat - Thermostat w/ Housing
944-189
Housing Thermostat
Manufactured with OEM quality materials and safety standards by an OE Supplier. Stands up to even the most demanding automotive cooling systems. Manufactured with OEM specifications and processes. Copper case and wax compound assures rapid response to temperature changes in the coolant. Offset design, air relief valve, and OEM style seals included where applicable
Features:
- High grade stainless steel and copper construction
- Meets or exceeds OEM standards
- Consistent and precise response to cooling system needs
- Original equipment design for worry-free direct fit replacement
- 100% tested and calibrated
Specifications:
- Prop 65: WARNING: Cancer and Reproductive Harm - www.p65warnings.ca.gov
- Bypass Length: 1.69 in
- Bypass Length: 42.93 mm
- Valve Type: Disk
- Material: Aluminum, Copper, Steel
- Gasket Or Seal Required: Yes
- Inside Diameter: 1.35 in
- Inside Diameter: 34.29 mm
- Gasket Or Seal Included: No
- Color: Silver
- Includes Sensor: No
- Mounting Hole Quantity: 3
- Grade Type: Standard Replacement
- Bolt Hole Center To Bolt Hole Center: 2.48 in
- Bolt Hole Center To Bolt Hole Center: 2.24 in
- Bolt Hole Center To Bolt Hole Center: 2.51 in
- Bolt Hole Center To Bolt Hole Center: 62.99 mm
- Bolt Hole Center To Bolt Hole Center: 56.90 mm
- Bolt Hole Center To Bolt Hole Center: 63.75 mm
- Mounting Hardware Included: No
- Flange Length: 2.85 in
- Flange Length: 72.39 mm
- Start to Open Temperature: 189.0 Deg. F
- Start to Open Temperature: 87.22 Deg. C
- Gasket Type: Gasket
- Bleeder Hole: Yes
- Flange Thickness: 0.11 in
- Flange Thickness: 2.79 mm
- Outlet Port Outside Diameter: 1.56 in
- Outlet Port Outside Diameter: 39.62 mm
- Bypass Outside Diameter: 1.69 in
- Bypass Outside Diameter: 42.93 mm
- Actuator Type: Mechanical
- Flange Width: 10.92 mm
- Flange Width: 0.43 in
- Outlet Port Quantity: 1
Interchanges:
- Advance 944-189
- AETM 50419
- Autozone 94489
- Autozone 94489BP
- Cartek - CH, IHT, TA 944-189
- Cartek 944-189
- Dorman 902-5175
- Mahle TI20787D
- Mercedes-Benz 1112001515
- Mercedes-Benz 1112001715
- Mercedes-Benz A112001715
- Mighty 94489
- MotoRad 944-189
- NAPA HT189-449
- NAPA HT189-449
- NAPA HT189-449
- OReilly 94489
- Pep Boys 944-189
- Stant 50419
- Vernet TH6954.87J
Applications:

Need help finding the right product?
Our dedicated team is here to steer you in the right direction. Click below and let us know how we can assist you in finding the ideal product for your need. Your journey to experiencing BETTER starts here.
Looking for custom development?
We’re not just about products; we’re about crafting tailored solutions that match your needs. Are you ready to bring your new project to life? Click below, and let’s embark on the journey of custom product development together.






