Dayco Thermostat DT204A Ultra-Rotor High flow version of TT234

High flow version of TT234 series

for reduced noise and increased heat resistance

SAE 5W-30 engine oil

and an internal pivot bearing

including increased dispersant levels and low shear viscosity modifiers

Dayco Thermostat DT204A Ultra-Rotor High flow version of TT234Dayco thermostats are designed to OEM specifications and come with a heat sensing wax filled copper power pill that detects the coolant temperature in the engine. The Dayco thermostat's amazing heat sensing power pill controls coolant flow from the radiator when the engine is cold to reach optimum operating temperature quickly. It then allows coolant to circulate through the engine when operating temperature is reached to create the perfect