Im making an upgrade and selling my hydro-assist. Its a Chevy/GM full size 2wd steering box ported/drilled and tapped with -6 fittings and pitman arm set-up for 3/4 hiem joints. I also have a PSC 1.75 x 8 ram and a Dana 60 double ended (helicopter style) arm to go with it. I prefer to sell it together, pics available. $450 Hickory North Carolina