hello-i'm trying to help my bro decide on 4.10 or 3.73 gears for his 71 camaro.i remember aformula a year or so back that would tell you what your engine would be turning at a certain mph but have only a scratch page . jog any bodies memory?

------------------
86 camaro 405 sm. blk. th 350 tranny 3.42 gears

 

Go here: http://www.camaroz28.com/calcs/index.shtml

 

thanks Jeff