Calorstat TH6702.82 Engine Coolant Thermostat

Engine Coolant Thermostat for Mazda and Suzuki

Calorstat TH6702.82 is a standard engine coolant thermostat set to begin opening at 180°F (82°C) for precise coolant flow control. It is built with a 2.04 in sealing flange outside diameter and 1.57 in height between flanges, making it a direct-fit cooling system service part for a wide range of Mazda and Suzuki applications.

Use TH6702.82 when servicing a Mazda CX-5, Mazda 3, Mazda 6, Mazda 2, or Suzuki Grand Vitara cooling system and you need an OE-style thermostat opening temperature for proper engine warm-up and temperature regulation.

• Standard engine coolant thermostat
• Starts to open at 180°F / 82°C
• Sealing flange outside diameter: 2.04 in
• Height between flanges: 1.57 in
• Gasket or seal not included
• Direct replacement reference: TH6702.82

Fitment Details

• Fits 2019 Mazda CX-5, N/A; Opening Temp: 82 C / 180 F
• Fits 2013-2016 Mazda CX-5, N/A; Opening Temp: 82 C / 180 F
• Fits 2012-2018 Mazda 3, N/A; Opening Temp: 82 C / 180 F
• Fits 2018 Mazda 6, N/A; OEM Recommended
• Fits 2014-2017 Mazda 6, N/A; Opening Temp: 82 C / 180 F
• Fits 2012-2016 Mazda 3 Sport, N/A; Opening Temp: 82 C / 180 F
• Fits 2011-2014 Mazda 2, N/A; Opening Temp: 82 C / 180 F
• Fits 1999-2008 Suzuki Grand Vitara, N/A; Opening Temp: 82 C / 180 F
• Fits 2002-2006 Suzuki XL-7, N/A; Opening Temp: 82 C / 180 F
• Fits 2004 Suzuki Vitara, N/A; Opening Temp: 82 C / 180 F
• Fits 1999-2003 Mazda Protege, N/A; Opening Temp: 82 C / 180 F
• Fits 2002-2003 Mazda Protege5, N/A; Opening Temp: 82 C / 180 F
• Fits 1995-2002 Mazda 626, N/A; Opening Temp: 82 C / 180 F
• Fits 1995-2002 Mazda Millenia, N/A; Opening Temp: 82 C / 180 F
• Fits 1996-1998 Mazda MPV, N/A; Opening Temp: 82 C / 180 F
• Fits 1995-1997 Mazda MX-6, N/A; Opening Temp: 82 C / 180 F
• Fits 1995 Mazda MX-3, N/A; Opening Temp: 82 C / 180 F

What This Thermostat Helps Address

• Engine running too cool or taking too long to reach operating temperature
• Temperature fluctuations caused by a worn thermostat
• Cooling system service on Mazda CX-5, Mazda 3, and Mazda 6 models
• Overheating concerns related to restricted thermostat operation
• Incorrect coolant flow control after thermostat failure

Installation Notes and Tips

Verify the 180°F opening temperature and match the flange dimensions before installation. Because the gasket or seal is not included, inspect the sealing surface and use the correct seal for the application. This part cross-references Four Seasons 33908 and NGK 48619 for the same application.

Quality Assurance

Calorstat TH6702.82 is specified as a standard thermostat for OE-style cooling system service. Its confirmed fitment coverage includes Mazda and Suzuki applications across multiple model years, including Mazda CX-5, Mazda 3, Mazda 6, and Suzuki Grand Vitara.