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I agree with you there are some fast small blocks out there that do not have that crossover done to them. But I can also remember a lot of those very same cars sitting out beside or behind the shops because they put a rod out.
He's wanting to turbocharge and supercharge this motor so he's not going to have a standard need for oil pressure. He's going to be working it. So my thinking is he needs to go for all the gust o to have this thing live long and prosper.