01-24-2025, 11:28 AM
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Ultimate Warrior
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Join Date: Feb 2003
Location: The Kingdom of Sweden
Posts: 6,097
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On my 1965 421 with 1970 #64 heads i´m using CBB OEM replacement rocker arm studs/nuts (Pioneer) and OEM stamped rocker arms. No issues whatsoever.
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1966 GTO Tri-Power
1970 GTO TheJudge
http://www.poci.org/
http://gtoaa.org/
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