Thermostat - UltraStat
5456-187
UltraStat
UltraStat™ Thermostats are the toughest thermostats on the market. All heavy gauge stainless steel construction provides long-life durability, as well as complete corrosion resitance. Exclusive BLVT™ Valve technology minimizes thermal shock to cooling system components.
Features:
- Heavy gauge stainless steel components offer increased reliability and long-lasting durability
- Exclusive BLVT™ Valve Technology minimizes thermal shock to cooling system components
- Stainless steel thermal element for unmatched corrosion resistance and revolutionary REAX™ wax mixture provides quicker reaction time
- AccuSpring™ Design for stable temperature control and increased cabin comfort
Specifications:
- Outlet Inside Diameter: 1.21 IN
- Outlet Outside Diameter: 1.43 IN
- Prop 65: WARNING: Cancer and Reproductive Harm - www.p65warnings.ca.gov
- Valve Outside Diameter: 1.35 IN
- Jiggle Pin Weep Hole: Yes
- Height: 2.56 in
- Height: 65.02 mm
- Material: Stainless Steel
- Seal Type: O-Ring
- Start to Open Temperature: 187.0 Deg. F
- Start to Open Temperature: 86.11 Deg. C
- Bolt Hole Quantity: 0
- Height Between Flanges: 1.79 in
- Height Between Flanges: 45.47 mm
- Type: UltraStat
- Design: OEM
- Installation Tool Included: No
- Electric: No
- MAP Controlled: No
- Gasket Or Seal Material: Rubber
- Grade Type: OEM
- Gasket or Seal Pre-Installed: Yes
- Flange Thickness: 0.05 in
- Flange Thickness: 1.27 mm
- Jiggle Pin Check Valve Quantity: 1
- Color: Silver
- Depth: 1.73 in
- Depth: 43.94 mm
- Gasket Quantity: 0
- Sealing Flange Outside Diameter: 2.13 in
- Sealing Flange Outside Diameter: 54.10 mm
- Gasket Or Seal Included: Yes
- Bypass Flange Length: 1.84 in
- Bypass Flange Length: 46.73 mm
- Bypass Flange Diameter: 1.46 in
- Bypass Flange Diameter: 37.08 mm
- Includes Jiggle Pin Check Valve: Yes
- Flange Height: 0.24 in
- Flange Height: 6.10 mm
- Seal Material: Rubber
- Gasket Or Seal Required: Yes
- Engine Coolant Thermostat Quantity: 1
- Seal Quantity: 1
Interchanges:
- Advance 5456-187
- Cartek 5456-187
- MotoRad 5456-187
- NAPA PM187-6545
- NAPA PM187-6545
- NAPA PM187-6545
- OReilly MU545687
- Pep Boys 5456-187
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.






