Dayco Heater Tap DHV60130 Mineral Bypass style thermostat with jiggle

Bypass style thermostat with jiggle pin

CVT Fluid V (Van Doorne) is a highly advanced

Gear Oil 80W-90 is a premium mineral automotive gear oil manufactured with modern extreme pressure additives and friction modifiers

Ryco Service Kits combine the required service filters in a convenient pack

Dayco Heater Tap DHV60130 Mineral Bypass style thermostat with jiggleThe purpose of the Heater Control Valve is to regulate the flow of coolant to the heater core. In the off position, the heater valve blocks coolant flow to the heater core, hence when no heating is required, and the reverse when heating inside the vehicle is needed. The heater valve can be activated by vacuum control in late model vehicles and cable in earlier models. Common failures include leakage, blocking and, because most late model valves are