gear ratio help!

once a rear end is set up unless things have changed since I was doing them which I duwt cus i'm sure they arent heat treated as depe because the japs are making every thing now those bastards ?can I say that I know theres a lot of children on here now.and the last one I did was in the 70s...that being sead she eeeeeeeeeeew ...damit boy OK here we go.there is nothing you can do to save them that I know of..people and things a lot smarter now.howl till the end of time.......or check with rob I think hes my age rusty rat rod I know him as.......Artie:coffee2::coffee2::coffee2::coffee2::burnout::burnout::burnout::newb::newb: