Posted by Kaegi [24.113.81.122] on Thursday, November 12, 2009 at 19:52:25 :
In Reply to: Re: rpm,= what speed posted by bill in Pa. [75.222.8.126] on Thursday, November 12, 2009 at 19:46:45 :
you can run the calculation using both numbers and check your speed to compare. I have done the equation using 36 and then had someone tail me and give me true speed and it was real close. +/- 1 mph. but I had different tires thans you.