Originally Posted by 303slowdown

For those of you who race at tracks that run 17.5 and 13.5 no timing 1/12 what are your lap time differences? We recently started running 13.5 so im not sure what the split should be. At my track 9.3 is fast lap in 17.5 and 9.0 is fastest in 13.5 , that sound a little off to me but i could be wrong. Any replies would be appreciated.