
12-28-2009, 03:37 PM
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Senior Club Cobra Member
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Join Date: Jun 2007
Location: Covington,
wa
Cobra Make, Engine: Superformance # 532, 466 BB, 560HP
Posts: 3,030
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Not Ranked
Mine were balanced on a standard spin balancer and they are perfect. No vibrations at any speed.
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John Hall
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