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ViviensTractor5110 · 08-02-2015, 02:59 AM

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.

08-02-2015, 02:59 AM	#8
ViviensTractor5110 Registered User 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.