Will it run, sure. Will it be right, no. I understand all about budget and doing something cheap, but I still think it should be done right. Cast pistons are dirt cheap and a bore hone is not expensive. The whole process could likely be done for 150 bucks, with pistons. IMO, if you could not afford that, he should of just left the 250k shortblock assembled and went as is.....but I do realize that he was not asking for opinions, he only wanted to know how to get the carbon off. Seeing as that is the case, I am removing my from this discussion and should not have commented in the first place.

Monte