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Old 11-10-2020, 03:29 AM
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init4fun
 
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Originally Posted by meowy84
how do you determine the size of the opening in the cowl needed for sufficient cooling?
I'll agree with Ted , I have never seen CFM specs for model engine cooling (Like your used to seeing in the full scale automotive world , where upgraded radiator fans ARE rated in how many CFMs they pull , for example) .


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