Rubuta ci gaba ga wannan sakin layi - Yankin Soja na 3, wanda aka kafa bayan yakin a Cluj, ya canza sunansa zuwa Rundunar Soja ta 3 a ranar 30 ga Afrilu 1960. A wannan lokacin, an yi horar da jami'ai da ƙungiyar a cikin sabon ra'ayi na kare ƙasar da koyarwar soja na ƙasa. Dubban sojoji sun shiga cikin tattalin arzikin ƙasa, ciki har da girbi. Sojojin sojojin sun shiga cikin kawar da sakamakon ambaliyar ruwa na bala'i na shekarun 1970 da 1975 da girgizar kasa na 1977. Shiga tsakani na wasu jihohin Warsaw Pact a Czechoslovakia (ban da Romania) da mamaye wannan ƙasar
a watan Agusta na 1968, ya haifar da canje-canje mai zurfi a cikin tsarin Rundunar Soja ta 3. A wannan lokacin, an fara kafa sabon Rukunin Mechanized na 81 (a Dej), an karfafa Rukunin Mechanized na 11 da na 18 (daga Oradea da Timișoara), kamar yadda Rukunin Tank na 6 (daga Târgu-Mureș). A cikin shekara mai zuwa (1969), an yaba da cewa ƙarfin yaƙin na Rundunar Sojoji ta 3 ya karu da sama da kashi 75% daga mahangar ma'aikata, kuma tare da kusan kashi 55% daga kayan aikin soja.