Salsano revealed that the pair are top of manager Roberto Mancini transfer hit list with the Italian still desperate to strengthen a squad still fighting for trophies on four fronts.
During their time at the Stadio San Paolo Slovakian playmaker Hamsik and Argentine striker Lavezzi have become regarded as two of the brightest stars in European football and Salsano has admitted City are monitoring their progress carefully.
He said: “Manchester City are watching Napoli very carefully. I can confirm Mancini’s interest in Hamsik because I have been to watch the Slovak.
“Marek has become a very important player with the right experience. Lavezzi, on the other hand, is a devastating player who can hurt you one-on-one. Hamsik and Lavezzi are players we like because our aim is to do great things.”
The coaches comments are likely to infuriate Azurri boss Walter Mazzarri with the Naples club in the same Champions League group as City and news of their interest could potentially unnerve the duo with bid from the Etihad Stadium is expected in January.