1974 USAC Indycar Series.: 1974 USAC Indycar Series Ontario, California, USA. 3rd-10th March 1974. Al Unser (Eagle-Offenhauser), 2nd position. World Copyright: Murenbeeld/LAT Photographic
1974 USAC Indycar Series
Ontario, California, USA. 3rd-10th March 1974.
Al Unser (Eagle-Offenhauser), 2nd position.
World Copyright: Murenbeeld/LAT Photographic