HI, EVERYONE I HAVE POSTED MY PROBLEMS ON HERE A COUPLE OF TIMES & EVERYONE HAS BEEN SO HELPFUL I JUST WANTED 2 START OFF SAYIN THANX 2 EVERYONE !!! OK SO 4 ABOUT SIX MONTH I WOULD SAY... IVE HAD AN FMF HEAD PIPE & POWER CORE 2 & EVERYTHING WAS FINE UNTIL RECENTLY IT STARTED SPUDDERING &...