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Originally Posted by Damn True
550, N/A, with a carb! Ok, you have my attention.
What is the compression ratio on that thing, and how much vacuum does it pull?
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Compression ratios on the N/A motors will fall between 10.5 and 11.0 as far a vacuum I am not sure but the camshafts are not that radical so street driving shouldn't be too bad.
I'll see if I can get some vacuum numbers for you.