speed adjustment with FD

azn_boi · Post by **azn_boi** » Mon Nov 15, 2010 3:21 pm

so I have a quick question.. if im running stock size tires but with a Type R FD 5.06.. what shud the ECU and dash adjustments shud it be in flashpro to correct itself?

ajpturbopittsburgh · Post by **ajpturbopittsburgh** » Mon Nov 15, 2010 8:24 pm

I would think just adjust the final drive ratio box.

But a second question, the stock tire diameter is 24.6". If you have a tire that is 24.8" which is .8% larger. Would you then adjust the ECU speed AND the speed to the dash by .8 percent?