HAVEING PROBLEMS WITH BIKE STALLING IN WATER. JUST INSTALLED HMF QUIET CORE & DYNO JETKIT. RIGHT NOW IM RUNNING A 175 JET WITH AIR MIXTURE SCREW TUNED OUT 2 1/2 TURNS SHOULD I GO DOWN TO A 170 MAIN JET. IT LOSES POWER ONLY WHEN PIPE GOS UNDER & WHEN IM IN A HIGH GEAR AND LOW SPEED AND HIT IT FULL THROTTLE IT SPUTTERS UNTIL I LET OUT A LITTLE BIT THEN IT PICKS UP. THANKS TO ALL WHO CAN HELP!!!!!!!!