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General Car Related Discussion.To discuss anything that is related to cars and automotive technology that doesnt naturally fit into another forum catagory.
i havent built one, but an planning on it... i'm going to use the je 9:1 compression pistons with an st170 head (skimmed quite a bit), should work out at 11:1 ish... but it depends on what you call high comp? i worked out that the domed JE's made it up to the high 12's or 13's...