If you have the link bar lifters you do not need the factory dog bones and spider, in fact, you can't use the dog bones and spider. You can use those lifters in any block.

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70 Maverick Grabber, 5.0 (Performer RPM 2.02/1.6 heads, RPM intake, Comp XE266HR roller cam, Holley 650 DP, long headers), "Z" T5 w/Steeda TriAx shifter, 9" "N" case Trac Loc w/3.89:1, 31 spline axles.