s6 to V-8 do I need to change torsion bars

426 dart said

Im getting ready to drop a 1963 big block in my 70 swinger what size torsion bars do you all recommend originally its a /6

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street car or drag car?

if drag car or a street car that you want every last 10th of a second out then leave the slantty bars in it.. if more of a street car then i would go .920 at the very minimum.