Re: how much compression can these things take?
I have no base gasket and a real thin head gasket. It hasn't given me any trouble and sure made it run faster.
I don't think they are junk engines. Mine has proved very reliable. I'm sure there is an occasional bad engine. But for the price they are worth what you pay for them...............
Nothing sucks more than being in the middle of an argument and you realize you are wrong.........