Originally Posted by twoo
I have been trying something new that will get the perfect mesh each time. Which is to use spur that are 2 tooth bigger. Set the mesh to be tight and then change the spur back to a smaller one. Same gap everytime.
As far as I know the spurs are the same size no matter how many teeth they have. They just change the size of the teeth but not the diameter of the gear itself. This is the same for the pinions.