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Old 10-03-2011, 10:33 AM
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Originally Posted by 1969chevyss
U get 10 to 1 with 58cc? If so then can u get vortec with 58cc or a pair of 58cc aftermarkets aluminum heads
I was using 64cc to get 10.1:1.

10.87:1 w/58cc chambers. Are you looking for more or less CR? Bigger chambers = less CR and vice versa.
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