[1][2][3] In the following years, Petrescu started to play more often, consolidating his place in the first 11 of the team, helping it gain promotion to Divizia A by the end of the 1932–33 season, his style of play being praised by the Gazeta Sporturilor newspaper after a 3–2 victory in front of Sportul Studențesc:"Insistent attacks started from the ranks of The Black and Whites (Sportul) are hardly stopped by the defense of The Red and Blues (Juventus).

[1][4][5][6] In the first round of the following season, he made his Divizia A debut on 17 September 1933 when coach Ladislau Csillag used him in all the minutes of a 3–1 away victory in front of Ripensia Timișoara.

[7][8] He scored his first and only goal of his career in the eight-finals of the 1935–36 Cupa României in a 3–1 victory against Maccabi București, Juventus managing to reach the semi-finals of that edition, a performance which was repeated in the following season.

[1] In 1971 he went to work in Turkey as a technical director for the Turkish Football Federation, later that year being named head coach of the national team for one game, a 1–0 home victory in front of Poland at the Euro 1972 qualifiers.

[1][2] In his final years of coaching he worked from 1976 until 1977 as the coordinator of Dinamo București's youth center and had another experience in Turkey at Samsunspor, ending his career in 1978.