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Old 07-05-2026, 01:12 PM
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Shiny Shiny is online now
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Join Date: Nov 2008
Location: Windsor CO
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I don't remember this thread but I hope he bought the 18 heads.

As I understand, the 11 heads are more like 87 or 88cc and the CR on a 1970 350 might not even be 8.0:1.

Rocky Rotella quoted some engineering specs here:

Link to Rocky Rotella comment re: #11 heads

 


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