Do you have GuitarProtab program? If you have there is a metronome click build in it. If you dun have one, get one. Metronome click provides good training to your pace and to keep ourself in the rythm.
Hey there's a lot and lots of exercises in here,guitartricks, Try them, they are some good exercises for you. Im sure there is some exercises you need here :D
*Speed is nothing without control*