Thermostat Info Please consult the application guides in the tabs above. The thermostat acts as a temperature-sensitive valve regulating the engine’s coolant flow. It opens and closes in response to the engine’s temperature, maintaining it within the ideal operating range. The performance of the thermostat in a vehicle affects the efficiency of the combustion and the transfer of power, the consumption of fuel, the emission of pollutants, and the life of the engine. Functions: The thermostat helps prevent the engine from overheating by allowing coolant to circulate when the engine reaches a certain temperature. Maintaining the engine at the correct operating temperature improves fuel efficiency. Maintaining the correct engine temperature is essential for emissions control. Internal combustion engines (I.C.E.), as well as electrified, hybrid, and EV vehicles, all utilize thermostats to maintain proper operating temperature. These thermostats are engineered specifically for high-performance racing with advanced materials and unique designs. They offer rapid response and precise temperature control under extreme conditions, allowing for optimal engine performance without compromise. Each thermostat is manufactured to provide durability, withstand intense vibrations, and maintain reliability at every stage, ensuring consistent performance. Enhanced features: Black oxide coating for high temperature tolerance, corrosion resistance and life-long durability Lower than OE opening temperature Cooler engine operation, resulting in more power Specially formulated heat element mixture for faster response time Proprietary gasket composition to withstand high pressure/high performance cooling systems 32-520 Specs: Flange Thickness: 1.52 mm Gasket Or Seal Included: No Gasket or Seal Pre-Installed: No Gasket Or Seal Required: Yes Gasket Quantity: 0 Height: 37.59 mm Height Between Flanges: 26.42 mm Includes Jiggle Pin Check Valve: Yes Jiggle Pin Weep Hole: Yes Material: Stainless Steel Fitment: Chevrolet (1969-91) Chevrolet Corvette (5.7L) (1979-95) GMC C1500 (5.7L) (1979-95) GMC K1500 (5.7L) (1988-95) Chevrolet C1500 (5.7L) (1988-95) Chevrolet K1500 (5.7L) (1988-95) Chevrolet K2500 (5.7L) Ford (1968-95) Ford Mustang (5.0L) (1983-04) Ford Mustang (3.8L) (1975-96) Ford F-150 (5.0L) (1975-97) Ford F-150 (4.9L) (1986-07) Ford Taurus (3.0L) Chrysler (1987-01) Jeep Cherokee (4.0L) (1987-02) Jeep Wrangler (2.5L) (1991-06) Jeep Wrangler (4.0L) (1993-04) Jeep Grand Cherokee (4.0L) (1991-08) Ford Ranger (3.0L) (1987-03) Dodge Dakota (3.9L) (1994-01) Dodge Ram 1500 (5.2L) (1994-02) Dodge Ram 2500 (5.9L) (1994-03) Dodge Ram 1500 (5.9L) 32-521 Specs: Bypass Diameter: 1.46 in Bypass Length: 1.84 in Bypass Flange Diameter: 37.08 mm Flange Thickness: 1.27 mm Gasket Or Seal Included: Yes Gasket Or Seal Material: Rubber Gasket or Seal Pre-Installed: Yes Gasket Or Seal Required: Yes Includes Jiggle Pin Check Valve: Yes Jiggle Pin Weep Hole: Yes Seal Type: O-Ring Sealing Flange Outside Diameter: 54.10 mm Start to Open Temperature: 71.11 Deg. C Fitment: GM (1997-04) Chevrolet Corvette (5.7L) (2005-07) Chevrolet Corvette (6.0L) (1998-02) Chevrolet Camaro (5.7L) (1998-02) Pontiac Firebird (5.7L) (1999-04) Chevrolet Silverado 2500 (6.0L) (1999-06) Chevrolet Silverado 1500 (4.8L) (1999-06) Chevrolet Silverado 1500 (5.3L) (1999-06) GMC Sierra 1500 (4.8L) (1999-06) GMC Sierra 1500 (5.3L) (2000-06) Chevrolet Suburban 1500 (5.3L) (2000-06) Chevrolet Tahoe (5.3L) (2000-06) GMC Yukon (5.3L) (2000-06) GMC Yukon XL 1500 (5.3L) (2001-06) Chevrolet Silverado 2500 HD (6.0L) (2001-06) GMC Sierra 2500 HD (6.0L) (2001-06) GMC Yukon (6.0L) (2002-06) Cadillac Escalade (6.0L) (2002-06) Chevrolet Avalanche 1500 (5.3L) (2003-06) Chevrolet Express 3500 (6.0L) (2003-06) Hummer H2 (6.0L) 32-522 Specs: Bypass Length: 2.12 in Bypass Flange Diameter: 40.13 mm Bypass Flange Length: 40.13 mm Depth: 48.01 mm Flange Height: 1.27 mm Flange Thickness: 1.27 mm Gasket Or Seal Included: Yes Gasket Or Seal Material: Rubber Gasket or Seal Pre-Installed: Yes Gasket Or Seal Required: Yes Height: 68.58 mm Height Between Flanges: 48.01 mm Includes Jiggle Pin Check Valve: Yes Jiggle Pin Weep Hole: Yes Fitment: GM (2007-13) Chevrolet Avalanche (5.3L) (2007-13) Chevrolet Silverado 1500 (4.8L) (2007-14) Chevrolet Suburban 1500 (5.3L) (2007-17) Chevrolet Express 2500 (4.8L) (2007-19) Chevrolet Silverado 2500 HD (6.0L) (2007-19) Chevrolet Silverado 3500 HD (6.0L) (2007-19) GMC Sierra 2500 HD (6.0L) (2007-20) Chevrolet Express 2500 (6.0L) (2007-20) Chevrolet Express 3500 (6.0L) (2007-23) Cadillac Escalade (6.2L) (2007-23) Chevrolet Silverado 1500 (5.3L) (2007-23) Chevrolet Tahoe (5.3L) (2007-23) GMC Sierra 1500 (5.3L) (2007-23) GMC Sierra 1500 (6.2L) (2007-23) GMC Yukon (5.3L) (2007-23) GMC Yukon (6.2L) (2009-23) Chevrolet Silverado 1500 (6.2L) (2010-15) Chevrolet Camaro (6.2L) (2019-21) Chevrolet Silverado 1500 (4.3L) (2020-23) Chevrolet Silverado 2500 HD (6.6L)
