DAYCO 82 DEGREE THERMOSTAT TO SUIT HOLDEN RODEO RA ALLOYTEC LCA 3.6L V6Thermostats play a vital role in engine management. Thermostats can fail in 2 possible manners; open or close position. If stuck open, the engine's heater will operate at reduced efficiency for an extended period of time or if stuck shut, will cause your car's engine to overheat leading to costly repairs or ultimately "complete engine failure". Designed to OEM specifications, Dayco thermostats come with a heat sensing wax filled copper power pill that