>Yeah, for some reason, I've noticed that the 10V I-5's in the 4k, and Coupe >GT revs a lot freer than in the 5k/100,200. I wonder why that is. Theory: Lower quantities of sheet metal surrounding the flywheel, resulting in a lower "magnetic effect" which in turn, allows the motor, to spin more freely! :^) Depending on your Longitude and Latitude , of course! M