International 500 Mile
Sweepstakes
Indianapolis Motor Speedway
2.5 Mile Paved Oval
200 Laps/500 Miles
May 30, 1968
| Finish | Start | Driver | Car # | Sponsor/Name | Chassis | Engine | Laps | Status |
Points |
| 1 | 3 | Bobby Unser | 3 | Rislone | Eagle | Offy TC | 200 | 3:16:13.76 152.882 | 1,000 |
| 2 | 10 | Dan Gurney | 48 | Olsonite | Eagle | Gurney-Weslake Ford | 200 | Finished 152.187 | 800 |
| 3 | 17 | Mel Kenyon | 15 | City of Lebanon, Indiana | Gerhardt | Offy TC | 200 | Finished 149.224 | 700 |
| 4 | 20 | Denis Hulme | 42 | Olsonite | Eagle | Ford | 200 | Finished 149.140 | 600 |
| 5 | 5 | Lloyd Ruby | 25 | Gene White | Mongoose | Offy TC | 200 | Finished 148.529 | 500 |
| 6 | 26 | Ronnie Duman | 59 | Cleaver Brooks | Hayhoe | Offy TC | 199 | Flagged | 400 |
| 7 | 23 | Billy Vukovich, Jr. | 98 | Wagner Lockheed Brake Fluid | Shrike | Offy TC | 198 | Flagged | 300 |
| 8 | 27 | Mike Mosley | 90 | Zecol-Lubaid | Watson | Offy TC | 197 | Flagged | 250 |
| 9 | 31 | Sam Sessions | 94 | Valvoline | Finley | Offy TC | 197 | Flagged | 200 |
| 10 | 25 | Bobby Grim | 6 | Gene White | Mongoose | Offy TC | 196 | Flagged | 150 |
| 11 | 24 | Bob Veith | 16 | Thermo King Auto Air Conditioning | Gerhardt | Offy TC | 196 | Flagged | 100 |
| 12 | 1 | Joe Leonard | 60 | STP Oil Treatment | Lotus 4WD | Pratt & Whitney Turbine | 191 | Broken fuel shaft | 50 |
| 13 | 11 | Art Pollard | 20 | STP Oil Treatment | Lotus 4WD | Pratt & Whitney Turbine | 188 | Broken fuel shaft | |
| 14 | 13 | Jim McElreath | 82 | Jim Greer | Coyote | Ford | 179 | Stalled backstretch | |
| 15 | 28 | Carl Williams | 84 | Sheraton-Thompson | Coyote | Ford TC | 163 | Wrecked turn 2 | |
| 16 | 18 | Bud Tingelstad | 10 | Federal Engineering | Gerhardt | Offy TC | 158 | Lost oil pressure | |
| 17 | 12 | Wally Dallenbach | 54 | Valvoline | Finley | Offy TC | 146 | Engine | |
| 18 | 21 | Johnny Rutherford | 18 | City of Seattle | Eagle | Ford | 125 | Wrecked | |
| 19 | 2 | Graham Hill | 70 | STP Oil Treatment | Lotus 4WD | Pratt & Whitney Turbine | 110 | Wrecked turn 2 | |
| 20 | 8 | A. J. Foyt | 1 | Sheraton-Thompson | Coyote | Ford | 86 | Rear end | |
| 21 | 19 | Ronnie Bucknum | 45 | Weinberger Homes | Eagle | Ford | 76 | Fuel leak | |
| 22 | 14 | Jim Malloy | 27 | Jim Robbins Seat Belt | Vollstedt | Ford TC | 64 | Rear end | |
| 23 | 15 | Jerry Grant | 78 | Bardahl | Eagle | Ford | 50 | Oil leak | |
| 24 | 22 | Gary Bettenhausen | 11 | Thermo King Auto Air Conditioning | Gerhardt | Offy TC | 43 | Hit debris on track | |
| 25 | 32 | Arnie Knepper | 21 | Bryant Heating & Cooling | Vollstedt | Offy TC | 42 | Hit debris on track | |
| 26 | 6 | Al Unser | 24 | Retzloff Chemical | Lola 4WD | Ford TC | 40 | Wrecked turn 1 | |
| 27 | 9 | Gordon Johncock | 4 | Gilmore Broadcasting | Gerhardt | Offy TC | 37 | Rear end | |
| 28 | 33 | Larry Dickson | 64 | Overseas National Airways | Brawner | Ford | 24 | Broken piston | |
| 29 | 7 | Roger McCluskey | 8 | G. C. Murphy | Eagle | Offy TC | 16 | Broken oil filter | |
| 30 | 30 | Jim Hurtubise | 56 | Pepsi-Frito Lay | Mallard FE | Offy TC | 9 | Broken piston | |
| 31 | 29 | George Snider | 29 | Vel's Parnelli Ford | Mongoose | Ford | 9 | Oil leak | |
| 32 | 16 | Jochen Rindt | 35 | Repco-Brabham | Brabham | Repco | 5 | Broken piston | |
| 33 | 4 | Mario Andretti | 2 | Overseas National Airways | Brawner | Ford TC | 2 | Broken piston | |
| -- | -- | Mario Andretti | 64 | Overseas National Airways | Brawner | Ford | 11 | Relieved Dickson 14-24 | |
| -- | -- | Bill Cheesbourg | 75 | Ashland Oil | Marathon | Ford | -- | Did not qualify | |
| -- | -- | Bill Cheesbourg | 81 | Central Excavating | Gerhardt | Offy TC | -- | Did not qualify | |
| -- | -- | Gary Bettenhausen | 47 | Joe Hunt Magneto | Lesovsky D | Offy TC | -- | Did not qualify | |
| -- | -- | Gary Bettenhausen | 97 | Agajanian | Mongoose | Ford | -- | Did not qualify | |
| -- | -- | Larry Dickson | 36 | Jack Adams Aircraft | Lola | Ford | -- | DNS, too slow | |
| -- | -- | Larry Dickson | 77 | Dayton Steel Wheel | Gerhardt | Ford | -- | Did not qualify | |
| -- | -- | Mario Andretti | 20 | STP Oil Treatment | Lotus 4WD | Pratt & Whitney Turbine | -- | Did not qualify | |
| -- | -- | Bill Cheesbourg | 22 | Michner Petroleum | Eagle | Ford | -- | DNS, too slow | |
| -- | -- | Jim Clark | X | STP Oil Treatment | Lotus 4WD | Pratt & Whitney Turbine | -- | Withdrew | |
| -- | -- | Rollie Beale | 88 | Kenny Brenn | Gerhardt | Ford | -- | Did not qualify | |
| -- | -- | Rollie Beale | 32 | Wally Weir | Gerhardt | Ford | -- | Did not qualify | |
| -- | -- | Ronnie Duman | 22 | Michner Petroleum | Eagle | Ford | -- | Did not qualify | |
| -- | -- | Ronnie Duman | 26 | Central Hardware | Gerhardt | Offy TC | -- | Wrecked practice | |
| -- | -- | Sonny Ates | 31 | Federal Engineering | Gerhardt | Offy TC | -- | DNS, too slow | |
| -- | -- | Sonny Ates | 19 | M.V.S. | Cecil | Ford | -- | Did not qualify | |
| -- | -- | George Follmer | 41 | George R. Bryant | Gilbert-Cheetah | Ford | -- | DNS, too slow | |
| -- | -- | George Follmer | 28 | George R. Bryant | Gilbert-Cheetah | Ford | -- | Did not qualify | |
| -- | -- | George Follmer | 42 | Olsonite | Eagle | Ford | -- | Did not qualify | |
| -- | -- | Bobby Grim | 59 | Cleaver Brooks | Hayhoe | Offy TC | -- | Did not qualify | |
| -- | -- | Dan Gurney | 42 | Olsonite | Eagle | Ford | -- | Did not qualify | |
| -- | -- | Masten Gregory | 95 | Repco-Brabham | Brabham | Repco | -- | Did not qualify | |
| -- | -- | Masten Gregory | 28 | George R. Bryant | Gilbert-Cheetah | Ford | -- | Did not qualify | |
| -- | -- | Bob Harkey | 88 | Kenny Brenn | Gerhardt | Ford | -- | DNS, too slow | |
| -- | -- | Bob Harkey | 71 | Stewart-Warner | Marathon | Ford | -- | DNS, too slow | |
| -- | -- | Bob Harkey | 81 | Central Excavating | Gerhardt | Offy TC | -- | Did not qualify | |
| -- | -- | Bob Hurt | 14 | Quaker State | Gerhardt | Offy TC | -- | Wrecked qualifying, SW | |
| -- | -- | Bob Hurt | 11 | Thermo King Auto Air Condioning | Gerhardt | Offy TC | -- | Did not qualify | |
| -- | -- | Bob Hurt | 36 | Jack Adams Aircraft | Lola | Ford | -- | Did not qualify | |
| -- | -- | Bob Hurt | 72 | Jack Adams Wynn-Storm | Glen Bryant | Turbine | -- | Did not qualify | |
| -- | -- | Bob Hurt | 81 | Central Excavating | Gerhardt | Offy TC | -- | Did not qualify | |
| -- | -- | Bob Hurt | 90 | Zecol-Lubaid | Watson | Offy TC | -- | Did not qualify | |
| -- | -- | Chuck Hulse | 90 | Zecol-Lubaid | Watson | Offy TC | -- | Wrecked practice, retired | |
| -- | -- | Denis Hulme | 69 | Botany 500 | Shelby | GE Turbine | -- | Withdrew | |
| -- | -- | Bobby Johns | 26 | Central Hardware | Gerhardt | Offy TC | -- | Did not qualify | |
| -- | -- | Bobby Johns | 17 | Bryant Heating & Cooling | Vollstedt | Ford | -- | Wrecked practice | |
| -- | -- | Dee Jones | 34 | Speedy's Broasted Chicken | Huffaker | Chevy | -- | Did not qualify | |
| -- | -- | Dee Jones | 46 | Lotus-Chevrolet Special | Lotus-Eisert | Chevy | -- | Did not qualify | |
| -- | -- | Arnie Knepper | 17 | Bryant Heating & Cooling | Vollstedt | Ford | -- | Did not qualify | |
| -- | -- | Joe Leonard | 40 | STP Oil Treatment | Granatelli | Pratt & Whitney Turbine | -- | Wrecked practice | |
| -- | -- | Ralph Liguori | 77 | Dayton Steel Wheel | Gerhardt | Ford | -- | Did not qualify | |
| -- | -- | Ralph Liguori | 71 | Stewart-Warner | Marathon | Ford | -- | Failed refresher test | |
| -- | -- | Ralph Liguori | 88 | Kenny Brenn | Gerhardt | Ford | -- | Failed refresher test | |
| -- | -- | Al Miller (Krulac) | 32 | Wally Weir | Gerhardt | Ford | -- | DNS, too slow | |
| -- | -- | Al Miller (Krulac) | 9 | Vel's Parnelli Ford | Morris | Ford | -- | Stalled qualifying | |
| -- | -- | Bruce McLaren | 66 | Botany 500 | Shelby | GE Turbine | -- | Withdrew | |
| -- | -- | Bruce McLaren | 69 | Botany 500 | Shelby | GE Turbine | -- | Did not qualify | |
| -- | -- | Rick Muther | 28 | George R. Bryant | Gilbert-Cheetah | Ford | -- | Wrecked qualifying | |
| -- | -- | Rick Muther | 22 | Michner Petroleum | Eagle | Ford | -- | Did not qualify | |
| -- | -- | Danny Ongais | 63 | City of Long Beach | Thompson | Ford | -- | Driver inexperienced | |
| -- | -- | Lee Roy Yarbrough | 62 | Cleaver-Brooks | Hayhoe | Offy TC | -- | Did not qualify | |
| -- | -- | Lee Roy Yarbrough | 59 | Cleaver Brooks | Hayhoe | Offy TC | -- | Did not qualify | |
| -- | -- | Billy Vukovich, Jr. | 97 | Agajanian | Mongoose | Ford | -- | Did not qualify | |
| -- | -- | Art Pollard | 11 | Thermo King Auto Air Conditioning | Gerhardt | Offy TC | -- | Did not qualify | |
| -- | -- | Art Pollard | 40 | STP Oil Treatment | Granatelli | Pratt & Whitney Turbine | -- | Did not qualify | |
| -- | -- | Bill Puterbaugh | 77 | Dayton Steel Wheel | Gerhardt | Ford | -- | DNS, too slow | |
| -- | -- | Bill Puterbaugh | 63 | City of Long Beach | Thompson | Ford | -- | Did not qualify | |
| -- | -- | Bill Puterbaugh | 71 | Stewart-Warner | Marathon RE | Ford | -- | Did not qualify | |
| -- | -- | Henry Pens | 17 | Bryant Heating & Cooling | Vollstedt | Ford | -- | Entry declined, driver inexperienced | |
| -- | -- | Jerry Titus | 76 | Bardahl | Eagle | Ford | -- | DNS, too slow | |
| -- | -- | Jerry Titus | 50 | Navarro Injection | Watson RE | Rambler TC | -- | Wrecked practice | |
| -- | -- | Jerry Titus | 71 | Stewart-Warner | Marathon | Ford | -- | Did not qualify | |
| -- | -- | Jerry Titus | 75 | Marathon | Marathon | Ford | -- | Did not qualify | |
| -- | -- | Bruce Walkup | 62 | Cleaver-Brooks | Hayhoe | Offy TC | -- | DNS, too slow | |
| -- | -- | Bruce Walkup | 59 | Cleaver Brooks | Hayhoe | Offy TC | -- | Did not qualify | |
| -- | -- | Carl Williams | 5 | Retzloff Chemical | Lola | Ford TC | -- | Did not qualify | |
| -- | -- | Dempsey Wilson | 81 | Central Excavating | Gerhardt | Offy TC | -- | Did not qualify | |
| -- | -- | Dempsey Wilson | 51 | Greenman | Halibrand | Chevy | -- | Did not qualify | |
| -- | -- | Dempsey Wilson | 63 | City of Long Beach | Thompson | Ford | -- | Did not qualify | |
| -- | -- | Greg Weld | 17 | Bryant Heating & Cooling | Vollstedt | Ford | -- | Did not qualify | |
| -- | -- | Greg Weld | 19 | M.V.S. | Cecil | Ford | -- | Blew engine qualifying | |
| -- | -- | Greg Weld | 30 | STP Oil Treatment | Lotus 4WD | Pratt & Whitney Turbine | -- | Did not qualify | |
| -- | -- | Johnny Rutherford | 90 | Zecol-Lubaid | Watson | Offy TC | -- | Did not qualify | |
| -- | -- | Chuck Stevenson | 94 | Valvoline | Finley | Offy TC | -- | Wrecked, retired | |
| -- | -- | George Snider | 90 | Zecol-Lubaid | Watson | Offy | -- | Wrecked practice | |
| -- | -- | Jackie Stewart | 20 | STP Oil Treatment | Lotus 4WD | Pratt & Whitney Turbine | -- | Withdrew-injured | |
| -- | -- | Les Scott | 50 | Navarro Injection | Watson RE | Rambler TC | -- | Failed refresher test | |
| -- | -- | Mike Spence | 30 | STP Oil Treatment | Lotus 4WD | Pratt & Whitney Turbine | -- | Wrecked practice - fatal | |
| -- | -- | Mike Spence | 60 | STP Oil Treatment | Lotus 4WD | Pratt & Whitney Turbine | -- | Did not qualify | |
| -- | -- | Sam Sessions | 14 | Quaker State | Gerhardt | Offy TC | -- | Did not qualify | |
| -- | -- | Sam Sessions | 49 | Weinberger Homes | Gerhardt | Offy TC | -- | Wrecked practice | |
| -- | -- | Sam Sessions | 45 | Weinberger Homes | Eagle | Ford | -- | Did not qualify | |
| -- | -- | Chuck Booth | 34 | Speedy's Broasted Chicken | Huffaker | Chevy | -- | Entered, did not drive | |
| -- | -- | Bob Herst | X | Jack Adams | Epperly FE | Turbine | -- | Did not arrive | |
| -- | -- | Al Unser | 5 | Retzloff Chemical | Lola | Ford TC | -- | Did not qualify | |
| -- | -- | Billy Vukovich, Jr. | 16 | Thermo King Auto Air Conditioning | Gerhardt | Offy TC | -- | Did not qualify | |
| -- | -- | Chuck Hulse | 14 | Quaker State | Gerhardt | Offy TC | -- | Did not qualify | |
| -- | -- | Chuck Hulse | 73 | Myron Caves | Gerhardt | Offy TC | -- | Did not qualify | |
| -- | -- | Graham Hill | 20 | STP Oil Treatment | Lotus 4WD | Pratt & Whitney Turbine | -- | Did not qualify | |
| -- | -- | Lee Roy Yarbrough | 20 | STP Oil Treatment | Lotus 4WD | Pratt & Whitney Turbine | -- | Did not qualify | |
| -- | -- | Jack Brabham | 35 | Repco-Brabham | Brabham | Repco | -- | Did not qualify | |
| -- | -- | Jack Brabham | 95 | Repco-Brabham | Brabham | Repco | -- | Did not qualify | |
| -- | -- | Jerry Grant | 76 | Bardahl | Eagle | Ford | -- | Did not qualify | |
| -- | -- | Jim Malloy | 67 | Jim Robbins Seat Belt | Vollstedt | Ford TC | -- | Did not qualify | |
| -- | -- | Joe Leonard | 9 | Vel's Parnelli Ford | Morris | Ford | -- | Did not qualify | |
| -- | -- | Larry Dickson | 88 | Kenny Brenn | Gerhardt | Ford | -- | Did not qualify | |
| -- | -- | Ronnie Bucknum | 64 | Overseas National Airways | Brawner | Ford | -- | Did not qualify |
| Lap Leaders | Total | Laps |
| Bobby Unser | 127 | 8-56, 90-112, 120-165, 192-200 |
| Lloyd Ruby | 42 | 57-89, 166-174 |
| Joe Leonard | 31 | 1-7, 113-119, 175-191 |