Thermostat - Standard Fail-Safe
7655-188
Fail-Safe 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:
- Exclusive, patented design
- Locking technology prevents costly engine damage
- 100% tested and calibrated
- Manufactured with the highest quality materials from an OE supplier.
- Meets or exceeds OEM standards
Specifications:
- Outlet Inside Diameter: 1.46 IN
- Outlet Outside Diameter: 1.28 IN
- Prop 65: WARNING: Cancer and Reproductive Harm - www.p65warnings.ca.gov
- Valve Outside Diameter: 0.8 IN
- Bolt Hole Quantity: 0
- Height Between Flanges: 1.52 in
- Height Between Flanges: 38.61 mm
- Type: Fail-Safe
- Height: 2.34 in
- Height: 59.44 mm
- Jiggle Pin Weep Hole: Yes
- Material: Stainless Steel
- Material: Copper
- Start to Open Temperature: 187.0 Deg. F
- Start to Open Temperature: 86.11 Deg. C
- Electric: No
- Flange Thickness: 0.05 in
- Flange Thickness: 1.27 mm
- Jiggle Pin Check Valve Quantity: 1
- Bypass Flange Length: 1.58 in
- Bypass Flange Length: 40.13 mm
- Gasket Or Seal Included: No
- Color: Silver
- Color: Brass
- Color: Gold
- Flange Height: 0.05 in
- Flange Height: 1.27 mm
- Depth: 1.58 in
- Depth: 40.13 mm
- Gasket Quantity: 0
- Sealing Flange Outside Diameter: 2.39 in
- Sealing Flange Outside Diameter: 60.71 mm
- Installation Tool Included: No
- MAP Controlled: No
- Gasket or Seal Pre-Installed: No
- Grade Type: OEM
- Gasket Or Seal Material: N/A
- Design: OEM
- Bypass Flange Diameter: 1.37 in
- Bypass Flange Diameter: 34.80 mm
- Gasket Or Seal Required: Yes
- Includes Jiggle Pin Check Valve: Yes
- Seal Material: N/A
- Seal Quantity: 0
- Engine Coolant Thermostat Quantity: 1
Interchanges:
- Autozone 7655-188
- Autozone 7655-188BP
- Cartek 7655-188
- MotoRad 7655-188
- NAPA 188-5567
- NAPA 188-5567
- NAPA 188-5567
Applications:

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