The change in compression is minimal. Considering how rich your tune is, you might want to spike your fill ups with a couple gallons of e85 per tank which will raise the effective octane substantially and lower the amount of unburned fuel you are sending on everyones cars.
really? Im not so sure the tune is rich after fixin that massive boost leak. first i have to get it back together and get some logs…
Cant wait to run.