My buddy at the stealership showed me how to remove crank seals from the bike without splitng it is as siple as a drywall screw screwed into the seal withe presher with hand held scredriver once stated very very slowley screw in till it stops and back out very slight ly 1/8 of turn vicegrip the end of the screw and give a quick jerk pop goes the seal..e hahah....works like a charmi:i