Hardly a genius... but I have been playing with engines for years.
Check this out.... I found out yesterday that one of the guys I have worked with a few times on motorcycle club events has a masters degree in Physics.
Glad it worked for you Terry.
So it ran pretty good ?
And... did you measure the diameter of your flywheel ?
(that 3/4" number was for the 4.5" flywheel on the Tomos I have here right now)