Okay... sorry it took so long but I decided to get a little over-detailed in case you really wanted this to look as original as possible. (I did warn about too much info coming.)
Only good thing is I've decided this game needs a good cleaning out before I put everything back in.
Here is the top down view showing the inside of the kickpanel behind the coin box.
And here is a different angle:
This shows the spacing question you asked for. Sorry if they're not labeled OO and what not, but you should be able to apply it into your plans.
In case you want to build in the monitor bracket supports, I included the measurements for those as well. Here are the overall dimensions:
It has an interesting shape, as you can see from above. Sorry about the small font size on this one. The measurements read left to right: 1/2", 2", 5/8":
Here is the proper positioning from the right inside wall:
Here is the support for the rear right:
And the proper positioning:
If you want to properly reconstruct the wooden monitor bracket, here is the back-side view with all the major measurements:
And here is the top view, just with reference measurements. Notice the grooves cut into the ends:
And finally, how to cut those grooves:
Hope This helps everyone. If you need higher resolution pics, close-up, or see something in the pics you need more info on, let me know.
--Modessitt