Quote:
Originally Posted by ford38v8
The 6 blade fans sound like an airplane taking off. They also chew up your horsepower to make that noise. The 180 thermostats are good, and the shroud is by far the best thing you can do.
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I run a 6 blade with fan close to the radiator cooling a high horse 284 cu flathead. works like a charm and quite honestly the noise level of the fan is not noticeable - yes I have mufflers.
