ran a 12.5 @ 109 front tires are spinnin..... if i could get some tires that would hold traction, 12.3-12.4 would be possible. avg. 60 ft was a 1.85..... i did manage to get 1 1.79 though. azenis' dont make good 1/4 mile tires.... www.accordclub.com/subby right click, save as.