08-31-2011, 03:28 AM
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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
Yes it's 12mm. A short length of tube that fits snug over the OD of the pins helps too.
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