ok i wnet riding yesturday with some friends. we had to ride the road a little ways so i got on it, and when i got to the top of ever gear it seemed like it had a rev limiter. it wouldnt keep winding like it should , what would be the prob there you think??????? MODS no air box , 34mm carbs, v force reeds, reed spacers, port and polished, shaved head, .60 over with vitos power pistons about 4 hours old, and fmf fatty with power core 2 silencers.