Buddy has an engine that sat around for a while, while the car was being built. Engine runs fine, just low on compression due to the rings never fully seating. I've heard their are a few tricks to help seat them even after having run the car for 200 + miles.

The scariest trick that was told to me was pouring a teaspoon of Ajax into each spark plug hole, then firing it up

Anyone have any tried and true tricks of the trade, other than tearing it down