Jimmy Bryan won the USAC sanctioned Indianapolis Sweepstakes race on the .5 Mile Dirt Oval Williams Grove Speedway in Mechanicsburg, Pennsylvania. Pat O'Connor was second followed by Ed Elisian, Tommy Hinnershitz and Jimmy Davies.
Rodger Ward drove his Watson-Offy roadster to victory in the USAC Championship race on the 1 mile paved Trenton Speedway in Trenton, New Jersey. The race was stopped after 142 of the scheduled 150 laps due to rain. Don Branson was second followed by Don Davis, Parnelli Jones and Jim Hurtubise.
Dan Daniels won the URC Sprint Car race over Jim Maguire and George Monsen at the Airborne International Raceway, Plattsburgh,NY.
Jerry Weld won the Sprint Car race over Junior Hower and Bob Williams at the Olympic Stadium, Kansas City,MO.
Len Duncan won the ARDC Midget race at the Onteora Speedway, Olivebridge, NY.
Bobby Abel won the Super Modified race over Ralph Smith and Neil Haight at the Williams Grove Speedway, Williams Grove,PA.
Johnny White won the IMCA Sprint Car race over Tom McClellan, Johnny Rutherford, Bob King and Arnie Knepper at the Winchester Speedway, Winchester,IN.
Don Nordhorn won the Sprint Car race at the Bloomington Speedway, Bloomington,IN. Bob Kinser was second followed by Mike Johnson, Larry Miller and Sheldon Kinser.
Johnny Mann won the ARDC Midget race at the Old Bridge Stadium, Old Bridge,NJ.
Ray Tilley won the Super Modified race over Kenny Weld at the Williams Grove Speedway, Williams Grove,PA.
Gordon Woolley won the IMCA Sprint Car race at the Nodak Speedway, Minot,ND.
Rollie Beale won the USAC Sprint Car race at the Eldora Speedway, Rossburg,OH. A.J. Foyt was second followed by Mickey Shaw, Greg Weld and Mario Andretti.
Earl Halaquist won the URC Sprint Car race over Bobby Courtwright, Bob Wilkey, Lou Johnson and Joe Conti at the Delaware State Fairgrounds, Harrington,DE.
Roger Bailey won the ARDC Midget race at the Orange County Fair Speedway, Middletown,NY.
Joe Saldana won the Sprint Car race at the Knoxville Raceway, Knoxville,IA.
Dick Tobias won the Super Modified race over Harry Moore and Leroy Felty at the Hershey Stadium, Hershey,PA.
Kenny Weld won the Super Sprint Car race at the Lincoln Speedway, Hanover,PA.
Gus Linder won the Super Sprint Car race at the Port Royal Speedway, Port Royal,PA.
Ron Rea won the CRA Sprint Car race over Stan McElrath and Clark Templeman at the Ascot Park Speedway, Gardena,CA.
Lee Kunzman won the USAC Sprint Car race at the Eldora Speedway, Rossburg,OH. Bill Puterbaugh finished second followed by Sammy Sessions, Larry Dickson and Rollie Beale.
Gary Bettenhausen won the Crown 100 USAC Midget race over Jerry Wall, Billy Engelhart, Dave Strickland and Tommy Astone at the John F. Kennedy Stadium , Philadelphia,PA.
Kenny Weld won the Super Sprint Car race at the Lincoln Speedway, Hanover,PA. Van May finished second followed by Bobby Allen, Jan Opperman and Jim Edwards.
Tom Sneva , driving the Carl Gehlhausen's rear-engined Chevy, won the USAC Sprint Car race at the New Bremen Speedway, New Bremen, OH. ( Click here for the race report. )
David Pearson won the Dixie 500 NASCAR Winston Cup race at the Atlanta International Raceway, Hampton, GA.
Scott Dixon ... Born ... Scott won the 92nd running of the Indianapolis 500 in 2008. He won the Indy Racing League (IRL) championship in 2003 on his first attempt.
Mario Andretti won the Michigan 500 CART race on the 2 Mile Paved Oval Michigan International Speedway. Tom Sneva was second followed by Rick Mears, Gordon Johncock and Roberto Guerrero.
Harry Gant won the NASCAR Winston Cup Summer 500 over Cale Yarborough at the Pocono Raceway, Pocono, PA.