We have run Sumit stainless flex fans for years.Had one on my Jeep and RamCharger that was daily drivers and plow trucks.Never a problem.One on my 440 in the 65 has been on over 20 years.It runs 180 even in the 90s.Never over heats.Ran one on my sons 62 300 and also have one on the 360 in his Express truck.Rocky


Chrysler Firepower