01-17-2010, 10:20 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
Top and bottom, inner and outer. That's so they can be mounted left or right and you have a bleeder at the top where you need it.
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