| # |
Driver |
Team |
Car |
| 2 | Jacky Ickx/Mario Andretti | Spa Ferrari SEFAC | Ferrari 312PB |
| 3 | Andrea de Adamich/Nanni Galli | Autodelta SpA | Alfa Romeo 33TT3 |
| 4 | Clay Regazzoni/Brian Redman | Spa Ferrari SEFAC | Ferrari 312PB |
| 5 | Vic Elford/Helmut Marko | Autodelta SpA | Alfa Romeo 33TT3 |
| 6 | Tim Schenken/Ronnie Peterson | Spa Ferrari SEFAC | Ferrari 312PB |
| 7 | Peter Revson/Rolf Stommelen | Autodelta SpA | Alfa Romeo 33TT3 |
| 8 | Jim Fitzgerald/Tom Nehl | Automotive Engineering | Chevrolet Camaro |
| 9T | Nanni Galli/Andrea de Adamich | Autodelta SpA | Alfa Romeo T33/3 |
| 11 | Jerry Thompson/Ron Weaver/Tony DeLorenzo | Daytona Beach Corvette Club | Chevrolet Corvette Spyder |
| 12 | Reine Wisell/Jo Bonnier | BIP Bonnier | Lola T280 Ford |
| 14 | Gérard Larrousse/Chris Craft/Nestor Garcia-Veiga | BIP Bonnier | Lola T280 Ford |
| 16 | Michael Keyser/Bob Beasley | Michael Keyser | Porsche 911S |
| 17 | John Tremblay/David Ellis-Brown | C.C.Canada | Chevrolet Camaro |
| 18 | Charles Reynolds/Clive Baker | Ring Free Oil | Ferrari 365 GT |
| 19 | David McClain/Dave White | Dave McClain | Porsche 914/6 GT |
| 21 | Luigi Chinetti Jr/George Eaton | North American Racing Team | Ferrari 312P |
| 22 | Sam Posey/Ronnie Bucknum/Luigi Chinetti Jr | North American Racing Team | Ferrari 365 GT |
| 24 | John Buffum/John Fitzpatrick | John Buffum | Ford Escort RS1600 |
| 25 | Rodolfo Junco/Fred van Beuren Jr | Shierson-Opert Racing | Chevron B19 Ford |
| 26 | Nick Craw/Bill Barber | Shierson-Opert Racing | Chevron B19 Ford |
| 27 | Richard Schuck/Richard Weiss | Richard C.Weiss | Porsche 911S |
| 28 | Erwin Kremer/Günther Huber | Kremer Racing | Porsche 911S |
| 32 | Arturo Merzario/Alex Soler-Roig | Abarth-Osella | Abarth SE021 |
| 33 | R.Sheldon Stafford/Ron Stafford | R.Sheldon Stafford | Chevrolet Corvette |
| 40 | Levon Pentecost/Anthony Torgersen | Levon Pentecost | Porsche 911S |
| 41 | Peter Kirill/Russ Norburn | Peter Kirill | Porsche 911S |
| 42 | Luis Sereix/Ralph Noseda | Garcia Racing | Chevrolet Camaro |
| 43 | Javier Garcia/Manuel Garcia | Garcia Racing | Chevrolet Camaro |
| 47 | Vince Gimondo/Chuck Dietrich | Vincenzo Gimondo | Chevrolet Camaro |
| 48 | Tony Adamowicz/John Greenwood | John Greenwood | Chevrolet Corvette |
| 50 | Don Yenko/John Cordts | John Greenwood | Chevrolet Corvette |
| 51 | Robert Spirgel/Arthur Mollin | Warren Shiber | Chevrolet Corvette |
| 52 | Joie Chitwood/Tim Chitwood | Chitwood Racing | Chevrolet Camaro |
| 53 | Michael Oleyar/Robert Luebbe | Michael Oleyar | Chevrolet Corvette |
| 54 | Brian Goellnicht/Bill Pryor | Brian Goellnicht | Abarth 2000SP |
| 55 | Roger McCaig/Maurice McCaig | Roger McCaig | Lola T212 Ford |
| 56 | Tom Waugh/Hugh Kleinpeter | BIP Bonnier | Lola T212 Ford |
| 57 | Robert R.Johnson/Dave Heinz | Dave Heinz | Chevrolet Corvette |
| 58 | Hector Rebaque/Guillermo Rojas | Brumos Porsche | Porsche 914/6 GT |
| 59 | Hurley Haywood/Peter Gregg | Brumos Porsche | Porsche 911S |
| 60 | Robert Fordyce/Richard Small | Robert Fordyce | Chevrolet Camaro |
| 61 | Jim Locke/Bob Bailey | James N. Locke | Porsche 911S |
| 62 | Jorge de Bagration/Juan Fernandez | Escuderia Montjuich | Porsche 908/03 |
| 66 | John Belperche/George Rollin | John Belperche | Porsche 911S |
| 70 | Gene Harrington/Larry Bock | Gene Harrington | Chevrolet Camaro |
| 72 | Lee McDonald/Bert Everett | Lee McDonald | Porsche 914/6 GT |
| 74 | Al Straub/Norm Mosher | Norman Mosher | Ford Mustang |
| 75 | Bobby Clark/Don Kearney | Don Kearney | Datsun 510 |
| 76 | George Stone/Bruce Jennings | George Stone | Porsche 911T |
| 79 | Eddie Johnson/Clay Young | Arrow Racing | Chevrolet Camaro |
| 80 | John Elliott/Don Gwynne Jr | Preston Hood | Chevrolet Camaro |
| 81 | Daniel Muniz/Ruben Novoa | Daniel Muniz | Porsche 914/6 GT |
| 82 | Tony Dean/Bobby Brown | A.G.Dean Racing Ltd | Porsche 908/02 |
| 86 | Paul Fleming/David Boggs | Simone N. Fleming | Pontiac Firebird |
| 87 | Buck Baker/Larry Baker | Buck Baker | Pontiac Firebird |
| 88 | Charlie Kemp/Tom Fraser/Houghton Smith | Bobby Rinzler | Chevrolet Corvette |
| 89 | Bert Gafford/Houghton Smith/Tom Fraser | Bobby Rinzler | Chevrolet Camaro |
| 93 | Dave Houser/Wilbur Shaw Jr | Bolus & Snopes | Shelby GT350 |
| 94 | Bob Mitchell/Bob Christiansen | Bolus & Snopes | Chevrolet Camaro |
| 99 | Robert Whitaker/Phil Currin | Phil Currin | Chevrolet Corvette |
6 Hours of Daytona 1972