Dayco Heater Tap DHV5105 Heavy-Duty with an advanced additive system

with an advanced additive system to provide the ultimate performance and protection under all operating conditions

Maximum durability

It meets the performance requirements of API GL-5/GL-6/MT-1 as well as many manufacturers specifications

hose joints and welsh plugs in automotive engines preventing major damage from loss of coolant and engine overheating

The ceramic formulation is stable even at very high temperatures and creates less dust

Dayco Heater Tap DHV5105 Heavy-Duty with an advanced additive systemThe 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