Originally Posted by
gigaplex
I never said they can't do that with 21.5. But a 17.5 set up conservatively is going to generate less heat than a 21.5 pushed to the limits. And a 21.5 set up conservatively may be too slow.
I recall seeing a video somewhere of the junior finals at the recent on road nationals, where I think they were using 21.5 motors set at a certain fdr?
I can't seem to find it, but I know the cars were pretty slow.
*found it*
https://www.youtube.com/watch?v=Obrp...bxeuxLNDF2L8Xy
And yes, also agree about the heat issue, especially during summer racing.