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69 gmc dually soon to be 12valve
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01-13-2015, 11:12 PM
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72chevycamshaft
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Join Date: Oct 2012
Location: Ulster pa
Posts: 50
Re: 69 gmc dually soon to be 12valve
Ok....I've been stumbling around with these eaton axels. I thought they were ho52s...being out of a one ton I'm thinking they might be the 72s. thoughts?
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