Great selection of stock & high capacity radiators can be used with a variety of our radiator fans can either be good maintenance or a fantastic upgrade. Added cooling capacity on a Mini is vital to performance.
The impeller in these aluminum bodied pumps is long lasting cast iron, not cheaper stamped steel as in many aftermarket pumps. Use of a high capacity water pump helps to reduce cavitation in the water jacket, particularly at high RPM, as well as circulating a greater volume of coolant. (this is a good thing)
The introduction of the Cooper S proved to be a testing time for the Mini's systems, but conveniently provide a guideline as to what the standard cooling system was capable of - that used on the 'S' was marginal to say the least! It wasn't uncommon for many S's to spew water from their overflow p