He played wind, string, and keyboard instruments, including the violin, double bass, trumpet, cornet, flute, piano and accordion.
In 1972 he participated together with the group "Swingteto" in the first jazz concert held at the Municipal Theater of Santiago de Chile.
In 1976 he moved to Bolivia where he performed as the first double bass in the orchestras "Sinfónica de la Paz" and "Orquesta de Cámara del Teatro Municipal", he also carried out teaching activities of various instruments and theoretical branches at the Conservatory of La Paz.
In 1982 he traveled to Spain with his family, collaborating in the "Taller de Musica" in Barcelona, joined the "Barcelona Swing Machine" with Peter Delphinich, played cornet and violin in the "Bomba" orchestra with Juan Soriano, formed together Pere Soto the Djangoscastle group and with his brother Mario Lecaros formed the “Lecaros Latin Jazz Quartet”.
During this time he toured the European jazz circuit playing violin, cornet, piano and electric bass.