Calorstat TH6484.82 Engine Coolant Thermostat

Engine Coolant Thermostat for Toyota Applications

Calorstat TH6484.82 is a standard engine coolant thermostat built for precise temperature control in Toyota cooling systems. It opens at 180.0°F and uses a compact flange design to support consistent coolant flow regulation in the specified Toyota Camry, Solara, RAV4, Celica, Paseo, Tercel, and Corolla applications.

Key Features

• Standard engine coolant thermostat for OE-style cooling system service
• Start to open temperature: 180.0°F
• Sealing flange outside diameter: 1.88 in.
• Height between flanges: 1.29 in.
• Gasket or seal not included
• Calorstat TH6484.82 cross-references Four Seasons 33708 and Stant 45758 for the same application

Detailed Product Overview

This Calorstat thermostat is specified for Toyota cooling system applications where stable operating temperature is important for engine performance and heater output. The 180°F opening point helps regulate coolant circulation once the engine reaches operating temperature, while the standard design and measured flange dimensions support proper housing fitment. Calorstat TH6484.82 is listed for 1995-2001 Toyota Camry, 1999-2001 Toyota Solara, 1996-2000 Toyota RAV4, 1995-1999 Toyota Celica, 1995-1999 Toyota Paseo, 1995-1999 Toyota Tercel, and 1995-1997 Toyota Corolla. Vernet is an OE supplier to Toyota, which adds relevant OE context for these Toyota engine coolant thermostat applications.

What It Helps Address

• Engine running too cool or taking too long to reach operating temperature
• Temperature fluctuation caused by a worn thermostat
• Reduced heater performance during cold starts
• Cooling system flow control issues in Toyota Camry, Corolla, RAV4, and related models
• Replacement needs for a thermostat with the correct 180°F opening specification

Installation Notes and Tips

Verify housing condition and clean the sealing surfaces before installation. Because the gasket or seal is not included, reuse is not recommended unless the existing seal is confirmed serviceable and the housing design allows it. Confirm the thermostat orientation and match the part to the vehicle’s cooling system specification before reassembly. This part is listed for N/A position applications.

Quality Assurance

Calorstat TH6484.82 is an OE-style thermostat specification for the listed Toyota applications, with dimensional and temperature data provided for accurate replacement selection. The part number TH6484.82 is also referenced in aftermarket catalogs for the same application.