Wow! What a difference two points makes. This thing now will power wheelie unassisted in third (on the street) whereas before it would not. Conditions: Stock motor Stock headpipe (welds ground) Stock gearing Sea level/80 degrees f. Pro Circuit megaphone supertrapp (cut 2.5" shorter) 8 discs. 68 pilot Third clip Uni filter Gotta love that RFVC head. I'm not sure my 650R would ever have done that.