I'm using a Moser 12 bolt, the ears are raised on it 1.5" above a GM 12 bolt. I am using all stock location mounting points in the rear, Moog oem replacement springs, QA1 single adjustable shocks,
www.hrpartsnstuff.com bolt-on antiroll bar. I am also using polygraphite bushings in my front, stock, upper and lower control arms, Santhuff springs and shocks also. Puttin it all to the ground with Hoosier 30x9x15 radial slicks.