Go to:
https://out2win.com/catalog/pfeifer.html#jrsprint
Order part #'s: 10F-30-30A002 and 10F-20-30A001. In the JR sprint section.
I ran that setup for multiple seasons with zero issues. I used a BMI jackshaft with a 560 belt. Never had to change the belt.
There are a few pics in here: https://goo.gl/photos/Fe2tbYCtUEkWiVW8A
Good to see you on here Zac. Did you ever draw any conclusions from the mega squirt setup? Never ran wankels but was intrigued by the idea as a fellow tinker’r!