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Thermostat

5523-187
UltraStat Thermostat - 187 Degrees

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
  • Gasket or Seal Required: Yes
  • Mounting Depth From Flange: 1.89 in
  • Prop 65: WARNING: Cancer and Reproductive Harm - www.p65warnings.ca.gov
  • Bolt Hole Quantity: 0
  • Bypass Flange Diameter: 1.58 in
  • Bypass Flange Length: 2.12 in
  • Color: Silver
  • Design: OEM
  • Electric: No
  • Engine Coolant Thermostat Quantity: 1
  • Flange Height: 0.05 in
  • Flange Thickness: 0.05 in
  • Gasket Or Seal Included: Yes
  • Gasket Quantity: 0
  • Grade Type: OEM
  • Height: 2.70 in
  • Height Between Flanges: 1.89 in
  • Includes Jiggle Pin Check Valve: Yes
  • Installation Tool Included: No
  • Jiggle Pin Check Valve Quantity: 1
  • Jiggle Pin Weep Hole: Yes
  • Material: Stainless Steel
  • Outlet Inside Diameter: 0.00 in
  • Outlet Outside Diameter: 0.00 in
  • Seal Material: Rubber
  • Seal Quantity: 1
  • Seal Type: O-Ring
  • Sealing Flange Outside Diameter: 2.20 in
  • Start to Open Temperature: 187.0 Deg. F
  • Type: Standard
Year Make Model Engine
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  • Advance 5523-187
  • MotoRad 5523-187
  • NAPA 187-3255
  • OReilly MU55238