stearing and crossmember help

ok this is what i have .complete front end v8 kmember disc brakes a arms and power stering box from a 74 valiant and im putting it in a 70 duster that was manul stering and would like to leave it that way so my question is do i pull the arm from the power stering box and put it on the manul box so that i use all the parts from the 74 except the arm