Indianapolis Motor Speedway, Indianapolis, INMay 28–29, 2016 Anthony Edwards drove his ex-Roberto Guerrero 1984 True Value March 84C-Cosworth.Photo: Jim Hatfield The Henry Ford Museum brought Jim Clark’s 1965 Indy-winning Lotus 38-Ford for Dario Franchitti to drive.Photo: Jim Hatfield Here’s Philippe de Lespinay in the 1961 Kimberly Cooper T54 with which Jack Brabham sparked Indy’s rear-engine revolution, and that Jack’s grandson Matthew would drive during Saturday’s lapping session.Photo: Jim Hatfield Turning many heads was this replica of the 1968 Lotus 56 Turbine with which Joe Leonard nearly won the 500.Photo: Dan R. Boyd