AFR is right, it will be around 10-1 and 10.5-1 with the cc heads you mentioned. i am not sure about hp increase maybe 3-5 % for every point raise in C.R. with alum head can run more C.R seeing as they reject heat better
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93-LX: 5 Speed, Flow's with H-Pipe, 3.73's Sub's and K&N.
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