02-15-2021, 03:57 PM
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Ultimate Warrior
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Join Date: Feb 2003
Location: The Kingdom of Sweden
Posts: 5,496
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What is the source of Pontiac stating 72cc on those heads?
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1966 GTO Tri-Power
1970 GTO TheJudge
http://www.poci.org/
http://gtoaa.org/
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