Charles Van Acker won the AAA sanctioned Milwaukee 100 race on the 1 Mile Dirt Oval Wisconsin State Fair Park Speedway in West Allis, Wisconsin. Duke Nalon was second followed bt Paul Russo, Mel Hansen and George Connor.
Mark Light , driving the Cracraft #20, won the 30-lap AAA Eastern Sprint Car race on the 1/2 mile dirt Williams Grove Speedway in Mechanicsburg, PA.
Ted Duncan won the 25-lap CARA Midget race over Tony Bettenhausen and Sam Hanks before 14,995 fans at the Soldier Field, Chicago, IL.
Paul Russo won the AAA sanctioned Indianapolis Sweepstakes race on the .5 Mile Dirt Oval Williams Grove Speedway in Mechanicsburg, Pennsylvania. Bill Schindler was second followed by Troy Ruttman, Jim Rigsby and Duane Carter.
Bob Sweikert won the AAA Midget race at the Salem Speedway, Salem,IN.
Bobby Grim won the IMCA Sprint Car race at the Vermilion County Speedway, Danville, IL.
Dave Lundy won the Sprint Car race at the Heidelberg Speedway, Pittsburgh,PA. Jim Seese was second followed by Gus Linder, Jim Sheaffer and Len Birminghan.
Johnny Moorhouse won the 50-lap USAC Midget race at the Orange Show Stadium, San Bernadino, CA.
Jerry Richert won the IMCA Sprint Car race over Harold Leep, Johnny Rutherford, Roger Lane and Bill Horstmeyer at the Nodak Speedway, Minot,ND.
Bill Eldridge won the ARDC Midget race at the Norwood Arena, Norwood, MA.
Johnny White won the Supermodified race over Gordy Dukes, Jim Nelson, Paul Clark and Todd Gibson at the Toledo Speedway, Toledo,OH
Bobby Hersh won the Super Modified race over Roger Sowers, Johnny Mackison, Dick Tobias and Bobby Abel at the Williams Grove Speedway, Williams Grove,PA
Mario Andretti entered his first road race. He won the race at Lime Rock, Connecticut, driving a front-engined midget. Mark Donohue was second in a rear-engined midget.
Greg Weld won the Sprint Car race at the Knoxville Raceway, Knoxville,IA.
Jim Maguire, in the Venezia # 27, won the URC Sprint Car race at the Lincoln Speedway, Hanover,PA. Bobby Courtwright finished second followed by Don Gillette, Lou Johnson and Bill Brown.
Jimmy Davies ,driving the Davies #1, won the 50-lap USAC Midget race at the Mt. Clemens Speedway , Mt. Clemens, MI.
Billy Cantrell ,driving the Doug Caruthers #34, won the 50-lap USAC Midget race at the Ascot Park, Gardena, CA.
Mickey Shaw ... Died ... USAC driver from the 1960's. Mickey Shaw died at a nearby hospital after pulling into the pits during preliminaries of a USAC Sprint Car race at the Eldora Speedway the day before complaining of chest pains.
Mel Kenyon , driving the Kenyon Brothers #61, won the 30-lap USAC Midget race at the Capitol City Speedway, Madison, WI.
Dan Gurney , driving the Ozzie Olson #48, won the first 100 mile USAC Indy Car race over Al Unser and Peter Revson and Peter Revson , driving the Motor Racing Developments #95, won the second 100 mile USAC Indy Car race over Mario Andretti and George Follmer on the Indianapolis Raceway Park Road Course, Indianapolis, IN.
Rollie Beale won the 40-lap USAC Sprint Car race over Sammy Sessions, Don Nordhorn, Billy Cassella and Lee Kunzman at the Heidelberg Speedway (1/2p), Pittsburgh,PA.