Genuine Renault replacement thermostat for all F4R/F4R-T Engines - This item controls the water cooling circuit to the engine and is essential for temperature control. If your temperature gauge does not read dead centre after the warm up period, above or below, the likely hood is this component has failed and needs to be replaced.
8200772985 - Megane 2RS 225, 230, R26 and R26R & Clio 2RS 172and 182
8200772994 - Clio 3RS 197 and 200
8200772990 - Megane 3RS 250, 265 and 275