<html><head><meta http-equiv="content-type" content="text/html; charset=utf-8"></head><body dir="auto">Came across this calculator with all the right input fields. But, I wonder how accurate it really is given the following input. <br><div dir="ltr"><div>TR3 with a 3.7 rear, OD at redline of 5,000rpm. Vredestein 165R/15 tires, 25.4” diameter. Should be moving along at 124mph!</div><div><br></div><div><a href="https://wahiduddin.net/calc/calc_speed_rpm.htm">https://wahiduddin.net/calc/calc_speed_rpm.htm</a><div><br></div><div>Anyone get a different answer? </div><div>Bill<br><div dir="ltr">Serenity Now......</div></div></div></div></body></html>