Originally Posted by werminghausen

Thanks Tom,

what you are saying is that my timing is off (too advanced due to higher pressure) and this in combination with the high amount of fuel from the open IP will create the high temps.

Originally Posted by werminghausen

So all I can do (and that is what you all are saying) advance timing 3 or 3 degrees and test EGTs once again and watch out for changes motor characteristics.
What I'll do is get the RIV light and advance from 14deg to 12 deg.
Does this sound like the correct plan?

I was also thinking to get a digital pressure gauge for the pop testing.
What if the calibration of the one gauge I have is off? Sure this is unlikely but I don't know for sure.
best, Martin