Dayco Heavy Duty Thermostat DT233E Tool-Oil zinc and graphite anti-wear agents

zinc and graphite anti-wear agents to provide outstanding engine lubrication protection prior to and during first starting of new or rebuilt engines

The thermo fan switch is designed to control operation of the electric thermo fan(s)

combustion system and injectors while preventing the build-up of new deposits resulting in improved fuel economy and power

Temperature: 83°C

Features a unique Blue Titanium Stripe for instant positive pedal feel and an exclusive insulation layer for cooler braking and longer life

Dayco Heavy Duty Thermostat DT233E Tool-Oil zinc and graphite anti-wear agentsDayco 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