Dave Plowman (News) wrote:
>> In article >,
>> Malt_Hound > wrote:
>>> Which brings me to another thought... why do we need fans that run
>>> directly off the engine, increasing and decreasing with engine
>>> speed, when in all reality, the biggest need for additional air
>>> flow thru the radiator will be at the lowest engine speed, and the
>>> least need for the fan will be at higher rpm when we are making
>>> good speed?
>>
>>> Seems like an intelligently controlled electric fan would be a
>>> better design, no?
>>
>> Or a progressively driven mechanical one which idles when not
>> needed...

err, but it DOES do just that.....