Thermostat - Standard Naked Thermostat
544-189
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.
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
- Seal Material: Rubber
- Gasket Or Seal Required: Yes
- Includes Jiggle Pin Check Valve: No
- Seal Quantity: 1
- Bypass Flange Length: 0.00 in
- Bypass Flange Length: 0.00 mm
- Bypass Flange Diameter: 0.00 in
- Bypass Flange Diameter: 0.00 mm
- Engine Coolant Thermostat Quantity: 1
- Gasket Or Seal Material: Rubber
- Grade Type: OEM
- MAP Controlled: No
- Design: OEM Insert
- Installation Tool Included: No
- Gasket or Seal Pre-Installed: Yes
- Sealing Flange Outside Diameter: 1.63 in
- Sealing Flange Outside Diameter: 41.40 mm
- Flange Height: 0.13 in
- Flange Height: 3.30 mm
- Depth: 1.93 in
- Depth: 49.02 mm
- Gasket Quantity: 0
- Gasket Or Seal Included: Yes
- Color: Black
- Color: Silver
- Flange Thickness: 0.127 in
- Flange Thickness: 3.23 mm
- Jiggle Pin Check Valve Quantity: 0
- Electric: No
- Start to Open Temperature: 189.0 Deg. F
- Start to Open Temperature: 87.22 Deg. C
- Material: Plastic
- Material: Steel
- Seal Type: O-Ring
- Height: 2.26 in
- Height: 57.40 mm
- Jiggle Pin Weep Hole: No
- Type: Standard
- Bolt Hole Quantity: 0
- Height Between Flanges: 1.93 in
- Height Between Flanges: 49.02 mm
Interchanges:
- Advance 544-189
- Autozone 54489
- Autozone 54489BP
- BMW 11518512234
- Cartek 544-189
- MotoRad 544-189
- NAPA 189-445
- NAPA 189-445
- NAPA 189-445
- OReilly 54489
- Vernet TH7088.87
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.






