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Old 02-08-2015, 09:29 AM
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oldtinsmith oldtinsmith is offline
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Join Date: Aug 2010
Location: Auburn, Michigan
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https://www.gmheritagecenter.com/gm-...tion-kits.html
Check this site out. It may answer any or all your questions! IMHO, spring weight would depend on all option weights over the basic model.

Doug
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Last edited by oldtinsmith; 02-08-2015 at 09:36 AM.
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