Administrator
Webteam
MotoGP God
Bikes: 748S, HM1100S, V4SP, Was: DD-A #111
Posts: 13,088
Join Date: Feb 2002
Location: Back in Essex
Mood: Passion Killer
Is your vent valve fitted the correct way round? Are the vent hoses clear? Is the tank breather (the lines in the tank itself) clear? Are the fuel lines kinking when you replace the tank? Is there a kink in a fuel line futher down to the throttle bodies?