I would look toward Ride-Tech A-Body program.A-arms,spindle's,Muscle bar,Ridetech mono tube coil over's,I believe Bret V. has a steering box to offer also.They also have all the componet's for the rear suspension,Control arm's,rear muscle bar,Mono tube coil over's and mounting bracket's.
http://www.ridetech.com/store/1968-1...vel-2.htmlGood Luck Scott Mock,Ride Tech dealer/User/installer.