Thread: 350 heads on a 305?
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Old 11-01-2004, 03:12 PM
mega_fly mega_fly is offline
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Join Date: Jun 2004
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So a 1980 305 w/ stock heads i believe has around 8.5 to 1 compression. The heads are 55 or 50-something cc? Using 64cc vortec heads would lower the compression to ?? Anyone?

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