1973 Plymouth Duster LCA needed
Or, check out any of the Northern California Pick-N-Pull wrecking yards for A body cars.
There are a couple of A body's in each one.
Check out their inventory listings online.
You won't find any cars with sway bars on the LCA's, but could you delicately remove the old sway bar mount from the bent arm, and then weld it onto an arm that you can get at the wrecking yard?
Or, is the sway bar mount tab bent to heck, also?