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Old 09-25-2003, 07:15 PM   #2
billheis
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Join Date: May 2001
Location: Fernandina Beach, FL 32034
Posts: 178
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Ive got a set in the garage that I just looked at. I do believe its 9/16 x 13. I tried putting a half in. tap on it and it was to small. But I measured the tread pitch and it is 13
Bill
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Bill Heiser
90 Convertable 5.0 LX, ported E7s w/ THumper valve job, TFS street, FR 65mm TB, B cam w/1.7 cobra rockers, kirban AFPR, Mac CAI, Mac Headers, off road h, 3 chamber flows, Crane ign. box, 3:73s, Art Carr AOD & 2600 converter
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