Thermostat - Standard Naked Thermostat
456-187
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:
- 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
- Bypass Flange Diameter: 1.46 in
- Bypass Flange Diameter: 37.08 mm
- Includes Jiggle Pin Check Valve: Yes
- Color: Silver
- Color: Brass
- Flange Height: 0.24 in
- Flange Height: 6.10 mm
- Bypass Flange Length: 1.84 in
- Bypass Flange Length: 46.73 mm
- Depth: 1.73 in
- Depth: 43.94 mm
- Gasket Quantity: 0
- Seal Quantity: 1
- Design: OEM
- Engine Coolant Thermostat Quantity: 1
- Jiggle Pin Check Valve Quantity: 1
- Flange Thickness: 0.05 in
- Flange Thickness: 1.27 mm
- Gasket Or Seal Included: Yes
- Material: Steel
- Material: Copper
- Electric: No
- Height Between Flanges: 1.79 in
- Height Between Flanges: 45.47 mm
- Height: 2.56 in
- Height: 65.02 mm
- Start to Open Temperature: 187.0 Deg. F
- Start to Open Temperature: 86.11 Deg. C
- MAP Controlled: No
- Gasket Or Seal Material: Rubber
- Grade Type: OEM
- Installation Tool Included: No
- Gasket or Seal Pre-Installed: Yes
- Seal Type: O-Ring
- Seal Material: Rubber
- Jiggle Pin Weep Hole: Yes
- Type: Standard
- Bolt Hole Quantity: 0
- Sealing Flange Outside Diameter: 2.13 in
- Sealing Flange Outside Diameter: 54.10 mm
- Gasket Or Seal Required: Yes
Interchanges:
- ACDelco 131-143
- ACDelco 131-156
- Advance 14948
- AETM 14948
- Autozone 45687
- Autozone 45687BP
- Canadian Tire - MotoRad 456-187
- Cartek 456-187
- Gates (Private) 33963
- General Motors 12568911
- General Motors 12570358
- General Motors 12581594
- General Motors 12581595
- General Motors 12600171
- Mighty 45687
- MotoRad 456-187
- NAPA 506-186
- NAPA 506-186
- NAPA 506-186
- Omni 456-187
- OmniCraft QRT53
- OReilly 45687
- Pep Boys 456-187
- Stant 14948
Applications:

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