11-20-2009, 07:02 PM
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Senior Club Cobra Member
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Join Date: Sep 2000
Location: Holderness, NH, US of A,
NH
Cobra Make, Engine: CSX 4772 old iron FE
Posts: 5,499
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Not Ranked
The new gas was eating the insides out of a run of the earlier ones. They're making good on it as they had too much lead in the alloy I think it was. The new ones may be to differentiate from the old.
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