Top executives from Ford or Peugeot may replace the head of Fiat's loss-making car unit, Giancarlo Boschetti, who reaches retirement age in 2004, Reuters reported, citing trade newspaper Automotive News, which said on its Web site that Fiat group has hired Paris-based headhunter Eric Salmon & Partners to find a replacement for Boschetti, and that the firm has already presented a short-list including three names.