02-01-2013, 05:04 AM
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Ultimate Warrior
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Join Date: Feb 2003
Location: The Kingdom of Sweden
Posts: 6,098
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The shorter 4.98" is the factory length for 1973 #46 heads.
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1966 GTO Tri-Power
1970 GTO TheJudge
http://www.poci.org/
http://gtoaa.org/
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