| Indianapolis Motor Speedway | |
| Indianapolis 500 | |
| Sanctioning body | USAC |
| Season | 1970 USAC Trail |
| Date | May 30, 1970 |
| Winner | Al Unser, Sr. |
| Winning team | Vel's Parnelli Jones Racing |
| Average speed | 155.749 mph (250.654 km/h) |
| Pole position | Al Unser, Sr. |
| Pole speed | 170.221 mph (273.944 km/h) |
| Fastest qualifier | Al Unser, Sr. |
| Rookie of the Year | Donnie Allison |
| Most laps led | Al Unser, Sr. (190) |
| Pre-race ceremonies | |
| National anthem | Al Hirt |
| Back Home Again in Indiana | Saverio Saridis |
| Starting Command | Tony Hulman |
| Pace car | Oldsmobile 442 |
| Pace car driver | Rodger Ward |
| Honorary starter | None |
| Attendance | 250,000 (estimated) |
| TV in the United States | |
| Network | ABC's Wide World of Sports |
| Announcers | Jim McKay, Rodger Ward |
| Nielsen Ratings | |
| Chronology | |
| Previous | Next |
| 1969 | 1971 |
The 54th 500 Mile International Sweepstakes was held at the Indianapolis Motor Speedway on Saturday, May 30, 1970.
Al Unser, Sr. dominates the race, leading 190 laps en route to victory. He joins his brother Bobby as the first duo of brothers to win the Indianapolis 500. Per the 1991 Edition of the Indianapolis News 500 Mile Race Record Book, total purse for 1970 was $1,000,002 and Al Unser, Sr. took home $271,697.
Rain on race morning delayed the start by about 30 minutes. On the pace lap, Jim Malloy smacked the outside wall in turn four, which delayed the start further.
All 33 cars in the field were turbocharged for the first time.
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| Finish | Start | No | Name | Qual | Rank | Laps | Led | Status |
|---|---|---|---|---|---|---|---|---|
| 1 | 1 | 2 | 170.221 | 1 | 200 | 190 | Running | |
| 2 | 5 | 66 | 168.911 | 5 | 200 | 5 | Running | |
| 3 | 11 | 48 | 166.860 | 15 | 200 | 0 | Running | |
| 4 | 23 | 83 | 165.662 | 29 | 200 | 0 | Running | |
| 5 | 33 | 14 | 166.821 | 16 | 200 | 0 | Running | |
| 6 | 8 | 1 | 168.209 | 9 | 199 | 0 | Flagged | |
| 7 | 29 | 89 | 165.983 | 26 | 198 | 0 | Flagged | |
| 8 | 15 | 38 | 165.654 | 30 | 197 | 0 | Flagged | |
| 9 | 19 | 75 | 166.590 | 18 | 197 | 0 | Flagged | |
| 10 | 3 | 7 | 170.004 | 3 | 195 | 2 | Flagged | |
| 11 | 7 | 3 | 168.508 | 8 | 192 | 0 | Flagged | |
| 12 | 32 | 67 | 165.373 | 33 | 190 | 0 | Flagged | |
| 13 | 26 | 32 | 166.397 | 22 | 175 | 1 | Piston | |
| 14 | 31 | 44 | 165.548 | 32 | 168 | 0 | Flagged | |
| 15 | 27 | 19 | 166.136 | 23 | 162 | 0 | Crash T3 | |
| 16 | 22 | 23 | 165.906 | 27 | 160 | 0 | Crash T3 | |
| 17 | 24 | 22 | 165.601 | 31 | 143 | 0 | Coil | |
| 18 | 2 | 18 | 170.213 | 2 | 135 | 0 | Header | |
| 19 | 13 | 27 | 166.559 | 19 | 107 | 0 | Turbo Gear | |
| 20 | 10 | 84 | 167.660 | 12 | 105 | 0 | Suspension | |
| 21 | 12 | 9 | 166.651 | 17 | 96 | 0 | Radiator | |
| 22 | 16 | 73 | 167.942 | 10 | 87 | 0 | Magneto | |
| 23 | 30 | 58 | 165.753 | 28 | 78 | 0 | Clutch | |
| 24 | 18 | 15 | 166.898 | 14 | 73 | 0 | Switch | |
| 25 | 4 | 11 | 169.213 | 4 | 62 | 0 | Suspension | |
| 26 | 20 | 16 | 166.451 | 21 | 55 | 0 | Valve | |
| 27 | 25 | 25 | 168.895 | 6 | 54 | 2 | Drive Gear | |
| 28 | 17 | 5 | 167.015 | 13 | 45 | 0 | Piston | |
| 29 | 14 | 97 | 166.459 | 20 | 44 | 0 | Timing Gear | |
| 30 | 6 | 10 | 168.595 | 7 | 28 | 0 | Piston | |
| 31 | 21 | 20 | 166.052 | 25 | 18 | 0 | Oil Gasket | |
| 32 | 28 | 93 | 166.121 | 24 | 12 | 0 | Piston | |
| 33 | 9 | 31 | 167.895 | 11 | 0 | 0 | Crash T4 |
| Tire participation chart | |
|---|---|
| Supplier | No. of starters |
| Goodyear | 21 |
| Firestone | 12* |
| * - Denotes race winner | |
| Att # |
Time | Car # |
Driver | Laps | Qual Time |
Qual Speed |
Rank | Start | Comment |
|---|---|---|---|---|---|---|---|---|---|
| Saturday, May 16, 1971 | |||||||||
| 1 | 38 | RICK MUTHER | 4 | 3:37.32 | 165.654 | 30 | 15 | ||
| 2 | 31 | JIM MALLOY | 4 | 3:34.32 | 167.973 | 10 | 9 | ||
| 3 | 5 | GORDON JOHNCOCK | 3 | — | — | — | — | FLAGGED OFF | |
| 4 | 5 | GORDON JOHNCOCK | 2 | — | — | — | — | WAVED OFF | |
| 5 | 7 | A. J. FOYT | 4 | — | 170.004 | 3 | 3 | ||
| 6 | 97 | BRUCE WALKUP | 4 | 3:36.27 | 166.459 | 20 | 14 | ||
| 7 | 36 | TONY ADAMOWICZ | 4 | — | 164.820 | — | — | BUMPED BY #58 | |
| 8 | 84 | GEORGE SNIDER | 4 | 3:34.72 | 167.660 | 12 | 10 | ||
| 9 | 48 | DAN GURNEY | 4 | 3:35.75 | 166.860 | 15 | 11 | ||
| 10 | 95 | SAM POSEY | 0 | — | — | — | — | BLOWN ENGINE | |
| 11 | 2 | AL UNSER | 4 | 3:31.49 | 170.221 | 1 | 1 | ||
| 12 | 66 | MARK DONOHUE | 4 | — | 168.911 | 5 | 5 | ||
| 13 | 92 | STEVE KRISILOFF | 4 | — | 162.448 | — | — | BUMPED BY #89 | |
| 14 | 18 | JOHNNY RUTHERFORD | 4 | — | 170.213 | 2 | 2 | ||
| 15 | 23 | MEL KENYON | 2 | — | — | — | — | PULLED OFF | |
| 16 | 10 | ART POLLARD | 4 | 3:33.5300 | 168.595 | 7 | 6 | ||
| 17 | 76 | KEVIN BARTLETT | 1 | — | — | — | — | WAVED OFF | |
| 18 | 27 | LEE ROY YARBROUGH | 4 | 3:36.0700 | 166.613 | 18 | 13 | ||
| 19 | 9 | MIKE MOSLEY | 4 | 3:36.0200 | 166.651 | 17 | 12 | ||
| 20 | 94 | BENTLEY WARREN | 0 | — | — | — | — | PULLED OFF | |
| 21 | 1 | MARIO ANDRETTI | 4 | 3:34.0200 | 168.209 | 9 | 8 | ||
| 22 | 93 | GREG WELD | 3 | — | — | — | — | ACCIDENT | |
| 23 | 11 | ROGER MCCLUSKEY | 4 | 3:32.7500 | 169.213 | 4 | 4 | ||
| 24 | 3 | BOBBY UNSER | 4 | 3:33.6400 | 168.508 | 8 | 7 | ||
| 25 | 74 | JIM MCELREATH | 1 | — | — | — | — | PULLED OFF | |
| Sunday May 17, 1971 | |||||||||
| 26 | 16 | GARY BETTENHAUSEN | 4 | 3:36.2800 | 166.451 | 21 | 20 | ||
| 27 | 73 | PETER REVSON | 4 | 3:34.3600 | 167.942 | 11 | 16 | ||
| 28 | 19 | RONNIE BUCKNUM | 2 | — | — | — | — | WAVED OFF | |
| 29 | 12 | LLOYD RUBY | 3 | — | — | — | — | BLOWN ENGINE | |
| 30 | 22 | WALLY DALLENBACH | 4 | 3:37.3900 | 165.601 | 31 | 24 | ||
| 31 | 23 | MEL KENYON | 4 | 3:36.9900 | 165.906 | 27 | 22 | ||
| 32 | 74 | JIM MCELREATH | 4 | — | 163.592 | — | — | BUMPED BY #32 | |
| 33 | 75 | CARL WILLIAMS | 4 | 3:36.1000 | 166.590 | 19 | 19 | ||
| 34 | 76 | KEVIN BARTLETT | 3 | — | — | — | — | WAVED OFF | |
| 35 | 12 | LLOYD RUBY | 1 | — | — | — | — | PULLED OFF | |
| 36 | 83 | DONNIE ALLISON | 4 | 3:37.3100 | 165.662 | 29 | 23 | ||
| 37 | 15 | JOE LEONARD | 4 | 3:35.7000 | 166.898 | 14 | 18 | ||
| 38 | 5 | GORDON JOHNCOCK | 4 | 3:35.5500 | 167.015 | 13 | 17 | ||
| 39 | 20 | GEORGE FOLLMER | 4 | — | 166.052 | 25 | 21 | ||
| 40 | 56 | JIM HURTUBISE | 3 | — | — | — | — | ||
| Saturday May 23, 1971 | |||||||||
| 41 | 94 | BENTLEY WARREN | 4 | 3:38.4400 | 164.805 | — | — | BUMPED BY #44 | |
| 42 | 56 | JIM HURTUBISE | 3 | — | — | — | — | ||
| 43 | 67 | SAM SESSIONS | 4 | 3:37.6900 | 165.373 | 33 | 32 | ||
| 44 | 19 | RONNIE BUCKNUM | 4 | 3:36.6900 | 166.136 | 23 | 27 | ||
| 45 | 93 | GREG WELD | 4 | 3:36.7100 | 166.121 | 24 | 28 | ||
| 46 | 25 | LLOYD RUBY | 4 | 3:33.1500 | 168.895 | 6 | 25 | ||
| 47 | 77 | KEVIN BARTLETT | 4 | 3:37.8400 | 165.259 | — | — | BUMPED BY #14 | |
| 48 | 89 | JERRY GRANT | 4 | 3:36.8900 | 165.983 | 26 | 29 | BUMPS #92 | |
| 49 | 78 | LARRY DICKSON | 1 | — | — | — | — | PULLED OFF | |
| 50 | 32 | JACK BRABHAM | 4 | — | 166.397 | 22 | 26 | BUMPS #74 | |
| 51 | 50 | ARNIE KNEPPER | 2 | — | — | — | — | WAVED OFF | |
| 52 | 17 | JOHN CANNON | 2 | — | — | — | — | WAVED OFF | |
| 53 | 44 | DICK SIMON | 4 | 3:37.4600 | 165.548 | 32 | 31 | BUMPS #94 | |
| 54 | 58 | BILLY VUKOVICH II | 4 | 3:37.1900 | 165.753 | 28 | 30 | BUMPS #36 | |
| Sunday May 24, 1971 | |||||||||
| 55 | 54 | JIGGER SIROIS | 4 | 3:38.5900 | 164.692 | — | — | TOO SLOW | |
| 56 | 14 | JIM MCELREATH | 4 | 3:35.8000 | 166.821 | 16 | 33 | BUMPS #77 | |
| 57 | 95 | SAM POSEY | 0 | — | — | — | — | ACCIDENT | |
| 58 | 99 | DENNY ZIMMERMAN | 4 | 3:46.5400 | 158.912 | — | — | TOO SLOW | |
| 59 | 21 | JOHN CANNON | 3 | — | — | — | — | WAVED OFF | |
| 60 | 53 | ARNIE KNEPPER | 4 | 3:37.7600 | 165.320 | — | — | TOO SLOW | |
| 61 | 8 | LARRY DICKSON | 4 | 3:47.1600 | 158.479 | — | — | TOO SLOW | |
| 1969 Indianapolis 500 Mario Andretti |
1970 Indianapolis 500 Al Unser |
1971 Indianapolis 500 Al Unser |
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