The Spanish rider twice won one of the five monuments in cycling and twice stood on the podium of another.

Poblet won the Milan-San Remo Classic in 1957 and 1959.

He was also 2nd in the 1958 Paris-Roubaix Classic behind Leon Van Daele of Belgium.

In addition, he was 3rd in the 1960 Paris-Roubaix Classic behind Pino Cerami of Belgium and Tino Sabbadini of France.