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Old 08-02-2015, 02:59 AM   #8
ViviensTractor5110
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Join Date: Mar 2015
Location: Arcadia FL
Posts: 112
Re: 1968 C10 with inline 6 question

I just put a 400 small block in an original six truck with no issues. Spid states "HD" springs but I'm willing to bet they are all equal after 40 years. The springs that is.
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