The math is attached below.

Divide your desired RPM by 45.6 and that will give you speed in MPH. I don't know what you consider redline.

That is assuming that your final transmission gear is 1:1.
Attachments
IMG_20230909_192931.jpg (109.23 KB, 100 downloads)
The math

Last edited by Fibonachu; 09/10/2023 1:45 AM. Reason: inverted equation typo

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