I never unbolt the fuel rail just the line....Also you can take a flat chissle an hammer the nut of if your good ...I done them before where customers bring there car in after they tried to take it off an then stripped the nut, I use the nut stripper before an I used a chissle an a hammer but remember the nut is very soft so dont go crazy with the hammer....What you do is cut threw the nut then on hammer it down in the direction of Left'y Lose'yOriginally Posted by prelude4life