The 1973/4 International Race of Champions. The 15 cars were identically prepared 1974 3.0  RS Carerras built by the Porsche factory in Stuttgart. The cars were powered by a 3.0 liter engine putting out  320 hp. The only driver adjustment allowed was to the seat

Emerson Fitipaldi

Bobby Allison

Denny Hulme

David Pearson

Bobby Allison

Mark Donahue

Peter Revson

Photography by Mike Smith

AJ Foyt

© Nick Moss 2004