1971 lt1
05-18-2018, 05:19 PM
#2
Race Director
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C2 of the Year Finalist - Modified 2020
Did you post this same question in the C-3 section. 
Dennis
Dennis
05-18-2018, 11:50 PM
#3
Le Mans Master
Not unless someone has changed the heads to later ones, or added them to the original heads at some point.
Some very interesting dialog here regarding hardened valve seats. Some of course is little more than opinion, but others have real world experience pro and con...
https://www.corvetteforum.com/forums...s-or-no-2.html
Good luck... GUSTO
Some very interesting dialog here regarding hardened valve seats. Some of course is little more than opinion, but others have real world experience pro and con...
https://www.corvetteforum.com/forums...s-or-no-2.html
Good luck... GUSTO
Last edited by GUSTO14; 05-19-2018 at 09:15 AM.