Thread: compression
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Old 07-13-2005, 08:12 AM
copierfixer copierfixer is offline
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Join Date: Oct 2002
Location: k.c., mo
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i have a set of '67 6x and 670 heads. what are the compression ratios of these? i think pretty high. can they be made to run on pump gas? thanks in advance for your help.
paul

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