I was just going to say the same thing. You need a small crank arm on the motor and the longer arm attached to the end of that. Did you do the design in Google sketchup?
EDIT: Meyers Madness... looking great! Can't wait to see it finished! I've been thinking about building one of these.
EDIT: Meyers Madness... looking great! Can't wait to see it finished! I've been thinking about building one of these.