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MotoGP God
Bikes: 748S, HM1100S, V4SP, Was: DD-A #111
Posts: 13,088
Join Date: Feb 2002
Location: Back in Essex
Mood: Passion Killer
Dyno time will be the way to tell, and it isn't that expensive - it's the hours of fiddling which is the expensive bit! There's only limited ability to weaken or richen the mixture and this is through the range, but you may find that the bike runs fine if it gets setup (reset) properly.