So the car still has leaf springs? You need new ones if you have to adjust ride height w/ shocks. If you have Cal-Trac bars, call Calvert Racing and get a pair of their monoleaf springs and Rancho shocks. CHIP

CHIP
'70 hemicuda, 575" Hemi, 727, Dana 60
'69 road runner, 440-6, 4 speed, Dana 60
'71 Demon 340, no drivetrain, on blocks behind the barn
'73 Chrysler New Yorker, 440, 727, 8.75
'90 Chevy 454SS Silverado, 476" BBC, TH400, 14 bolt
'06 GMC 2500HD LBZ Duramax