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Old 07-12-2016, 10:49 AM
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GTOGEORGE GTOGEORGE is offline
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Join Date: Mar 2003
Location: South Rockwood, MICHIGAN
Posts: 8,884
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Quote:
Originally Posted by John Langer View Post
Cast heads. Stock port layout for Pontiac weight break. 5's weren't stock heads so they get whacked with weight similar to a bbc big chief.
Thanks just wondering!



GTO George