Don't know the part # for the shocks ,but for springs you really need to scale the car and pick your springs according to weight. My 65 Coronet weighs 1524lbs on the rear tires and I've ran a130lb spring and I've used a 150 lb spring either one you can adjust to your liking

E. Williams 65 Coronet 500 3400lbs w/d, 446, Indy EZ'S, A&A transbrake,Comp 650 lift cam, 6.50 @ 105 mph 1/8th 10.25 @ 130mph 1/4