The Jacket Water Heater Kit consists of a jacket water heater element and a jacket water heater wiring harness to warm the engine coolant before starting the engine. The jacket water heater element generates heat, which warms up the coolant surrounding it. This helps to raise the temperature of the engine coolant in preparation for starting the engine and the jacket water heater wiring harness is used to connect the jacket water heater element to the electrical unit.Attributes:• Protects the cooling unit from potential damage caused by freezing coolant• Reduced engine wear during cold startsApplications:The Jacket Water Heater Kit is used for the service and replacement of the jacket water heater element and jacket water heater wiring harness to ensure that the engine coolant is at an optimal temperature for starting the engine.