Adjust it on the car!!! Make sure you pin it. Then adjust the rods so there is no force on each rod as you adjust it.Very light on the snugging of the lock nuts.. Some times just the hanging of the rods puts force on the linkage...may take a bit it will work out!!!
69 RA III T/A Auto 69 Sprint vert 3speed ( sold to a new home) 69 350 coupe ( new home in Denver) 69 350 HO 4spd