| 30.9.1973 | 200 mile Road Atlanta | 0 | Camaro | Paul Nichter | Warren Agor Racing Ent. | 4th |
| 30.9.1973 | 200 mile Road Atlanta | 13 | Corvette | Dick Bauer | Performance Associates | 42nd |
| 30.9.1973 | 200 mile Road Atlanta | 18 | Camaro II | Warren Agor | Warren Agor | 44th |
| 30.9.1973 | 200 mile Road Atlanta | 36 | Camaro | Miller / Miller | Miller Brothers Racing Enterprises | 9th |
| 30.9.1973 | 200 mile Road Atlanta | 72 | Camaro | Bob Christiansen | Robert Christiansen | 35th |
| 30.9.1973 | 200 mile Road Atlanta | 78 | Corvette | Babe Headley | Babe Headley | 12th |
| 30.9.1973 | 200 mile Road Atlanta | 94 | Corvette | Wilbur Pickett | Leldon Blackwell Racing | 32nd |
| 30.9.1973 | 200 mile Road Atlanta | 96 | Camaro | Gene Felton | Gene Felton | 7th |
| 30.9.1973 | 200 mile Road Atlanta | 99 | Corvette | Phil Currin | Phil Currin | 46th |
| 7.10.1973 | 7 h Westwood | 5 | Camaro Z28 | Morseth / Jones | Morseth Auto Parts | DNA |
| 7.10.1973 | 7 h Westwood | 18 | Vega | Kuehn / Dunsmore | Blitz Beer | 24th |
| 13.10.1973 | SCCA Regional Virginia [ASR+BSR+AP+BP+CP+DP+EP+AS+BS] | 7 | Camaro | Randall Cox | | 22nd |
| 13.10.1973 | SCCA Regional Virginia [ASR+BSR+AP+BP+CP+DP+EP+AS+BS] | 18 | Camaro | William Gerald Johnson | | 6th |
| 13.10.1973 | SCCA Regional Virginia [ASR+BSR+AP+BP+CP+DP+EP+AS+BS] | 41 | Corvette | Zack Spratlin | | 2nd |
| 14.10.1973 | 3 h Indianapolis | 0 | Camaro | Paul Nichter | Warren Agor Racing Ent. | 49th |
| 14.10.1973 | Laguna Seca [Production] | 2 | Corvette | Gary Carlen | Goodies Speed Shop Engines by Kraus | DNA |
| 14.10.1973 | Laguna Seca [Production] | 3 | Corvette | Dave Mock | Vic Hubbard - Orrell-Keefe, Inc. | DNA |
| 14.10.1973 | Laguna Seca [Production] | 4 | Corvette | Dave Schwafel | Dave Schwafel | DNA |
| 14.10.1973 | Laguna Seca [Production] | 5 | Corvette | Jim Herlinger | Coca-Cola | DNA |
| 14.10.1973 | Laguna Seca [Production] | 6 | Corvette | Stewart Wells | Nyack Racing | DNA |
| 14.10.1973 | Virginia Enduro [ASR+BSR+AP+BP+CP+DP+EP+AS+BS] | 7 | Camaro | Randall Cox | | DNA |
| 14.10.1973 | 3 h Indianapolis | 7 | Corvette C2 | Bill Arnold | | 14th |
| 14.10.1973 | 3 h Indianapolis | 8 | Camaro II | Tom Nehl | | 45th |
| 14.10.1973 | Laguna Seca [Production] | 9 | Corvette | Bill Geen | Sbarbaro Racing Ent. | DNA |
| 14.10.1973 | 3 h Indianapolis | 11 | Camaro i | Prutton / Hecker | Paul Hecker | 22nd |
| 14.10.1973 | Laguna Seca [Production] | 12 | Camaro II | Frank Search | Frank Search Enterprises | DNA |
| 14.10.1973 | Laguna Seca [Production] | 14 | Corvette | Jim Wilson | Jim Wilson | DNA |
| 14.10.1973 | Laguna Seca [Production] | 17 | Corvette | Frank Fahey | Gene Townsend Auto Body | DNA |
| 14.10.1973 | 3 h Indianapolis | 18 | Camaro II | Warren Agor | Warren Agor | 33rd |
| 14.10.1973 | Virginia Enduro [ASR+BSR+AP+BP+CP+DP+EP+AS+BS] | 18 | Camaro | William Gerald Johnson | | DNA |
| 14.10.1973 | Laguna Seca [Production] | 18 | Corvette | Ron Leahey | Ron Leahey Enterprises | DNA |
| 14.10.1973 | 3 h Indianapolis | 20 | Corvette | Alex Davidson | Alex Davidson | 12th |
| 14.10.1973 | 3 h Indianapolis | 21 | Corvette C3 | Marshall Robbins | Abex-Jim Robbins Co. | 54th |
| 14.10.1973 | Laguna Seca [Production] | 21 | Corvette | Ed Ruiz | Edward Ruiz | DNA |
| 14.10.1973 | Laguna Seca [Production] | 22 | Corvette C3 | Mike Meek | Kruz Recording | DNA |
| 14.10.1973 | 3 h Indianapolis | 23 | Camaro | Sid Rust | | 42nd |
| 14.10.1973 | Laguna Seca [Production] | 24 | Corvette | Jeff Gardner | J.D.B. Engineering | DNA |
| 14.10.1973 | Laguna Seca [Production] | 27 | Corvette | Rich Sloma | Automotive Enterprise | DNA |
| 14.10.1973 | 3 h Indianapolis | 27 | Corvette | Brown / Lowther | | 52nd |
| 14.10.1973 | 3 h Indianapolis | 31 | Corvette C2 | Howey / Findlay | | 41st |
| 14.10.1973 | Laguna Seca [Production] | 33 | Corvette | Pete Brallier | Round Table Pizza | DNA |
| 14.10.1973 | 3 h Indianapolis | 34 | Corvette | Cargill / Mancuso / Bock | | 18th |
| 14.10.1973 | Laguna Seca [Production] | 41 | Camaro | Greg Pickett | Pickett Racing | DNA |
| 14.10.1973 | 3 h Indianapolis | 41 | Corvette | Moyer / Weaver | | 10th |
| 14.10.1973 | Virginia Enduro [ASR+BSR+AP+BP+CP+DP+EP+AS+BS] | 41 | Corvette | Zack Spratlin | | DNA |
| 14.10.1973 | 3 h Indianapolis | 43 | Camaro | Koch / Prather | | 36th |
| 14.10.1973 | Laguna Seca [Production] | 44 | Corvette | Bruce Esajian | Esajian Enterprises | DNA |
| 14.10.1973 | 3 h Indianapolis | 45 | Corvette | Lynn South | | 16th |
| 14.10.1973 | Laguna Seca [Production] | 47 | Corvette | Web Brownlee | Web Brownlee | DNA |
| 14.10.1973 | 3 h Indianapolis | 48 | Corvette | John Greenwood | John Greenwood Racing | 48th |
| 14.10.1973 | 3 h Indianapolis | 52 | Camaro | Pride / Luke | | 53rd |
| 14.10.1973 | 3 h Indianapolis | 53 | Corvette | Startup / Romnes | | 55th |
| 14.10.1973 | 3 h Indianapolis | 57 | Corvette | Kanady / Stumes | | 47th |
| 14.10.1973 | 3 h Indianapolis | 67 | Corvette | Kiefer / Gwisdalla | | 17th |
| 14.10.1973 | Laguna Seca [Production] | 68 | Corvette | Jim Barber | St. Gauden Auto Service Ctr. | DNA |
| 14.10.1973 | 3 h Indianapolis | 72 | Corvette | Richard Ortman | | 26th |
| 14.10.1973 | Laguna Seca [Production] | 72 | Camaro | Bud Turner | Utilities Service Co. | DNA |
| 14.10.1973 | 3 h Indianapolis | 73 | Camaro | Emond / Holliman | | 27th |
| 14.10.1973 | Laguna Seca [Production] | 75 | Camaro | Hugh Harn | Sears Point International Raceway | DNA |
| 14.10.1973 | 3 h Indianapolis | 79 | Corvette C2 | Rear / Bienerth | | 32nd |
| 14.10.1973 | Laguna Seca [Production] | 82 | Corvette | Patrick Lane | Gold Country Racing, Ltd. | DNA |
| 14.10.1973 | 3 h Indianapolis | 83 | Corvette | D'Amico / Farrell | ALTO Racing? | 44th |
| 14.10.1973 | Laguna Seca [Production] | 83 | Corvette | Dave Barnett | Brown's Upholstery | DNA |
| 14.10.1973 | 3 h Indianapolis | 86 | Camaro | Olivera / Morgan | | 35th |
| 14.10.1973 | 3 h Indianapolis | 88 | Camaro II | Maurice Carter | Mo Carter | 4th |
| 14.10.1973 | 3 h Indianapolis | 93 | Camaro II | Harrington / Barker | | 34th |
| 14.10.1973 | 3 h Indianapolis | 98 | Corvette | Hager / Simpson / Otto | | 11th |
| 14.10.1973 | 3 h Indianapolis | 99 | Corvette | Phil Currin | Phil Currin | 43rd |
| 3.11.1973 | 9 h Kyalami | 17 | Firenza | van Rooyen / Gardner | Chev. Dealer Team | DNF |
| 3.11.1973 | 9 h Kyalami | 18 | Firenza | Niemann / Giovannoni | Chev. Dealer Team | DNS |
| 3.11.1973 | 9 h Kyalami | 24 | Firenza | Mawson / Hettema | Dick Mawson/Jan Hettema | DNF |
| 3.11.1973 | US Champions Road Atlanta [ASR] | 93 | Camaro II | Gene Harrington | Gene Harrington | DNA |
| 4.11.1973 | US Champions Road Atlanta [BP] | 0 | Corvette | Scot Chrisman | Marathon Oil Co. | DNF |
| 4.11.1973 | US Champions Road Atlanta [AP] | 1 | Corvette C3 | Marshall Robbins | Abex-Jim Robbins Co. | DQ |
| 4.11.1973 | US Champions Road Atlanta [BP] | 4 | Corvette | Bill Jobe | Jobe Racing Enterprises | 1st |
| 4.11.1973 | US Champions Road Atlanta [BP] | 6 | Corvette | Donald Blatchley | Donald Blatchley | 8th |
| 4.11.1973 | US Champions Road Atlanta [BP] | 7 | Corvette | Barry Brooke | RV Service Center | DNA |
| 4.11.1973 | US Champions Road Atlanta [AP] | 8 | Corvette | Paul Jones | Paul Jones | 8th |
| 4.11.1973 | US Champions Road Atlanta [AP] | 10 | Corvette | Bill Matzen | Lotus Racing East | 10th |
| 4.11.1973 | US Champions Road Atlanta [BP] | 11 | Corvette | Mike Manner | Mike Manner | 3rd |
| 4.11.1973 | US Champions Road Atlanta [AP] | 16 | Corvette | Fred Kepler | Velvetouch/Kendall Oil | DNF |
| 4.11.1973 | US Champions Road Atlanta [AP] | 18 | Corvette | Gary Sullivan | Clark-Sullivan Racing | 7th |
| 4.11.1973 | US Champions Road Atlanta [AP] | 20 | Corvette | Dan Schott | My Brother's Place | 2nd |
| 4.11.1973 | US Champions Road Atlanta [AP] | 21 | Corvette | Rick Thompkins | Rick Thompkins | 6th |
| 4.11.1973 | US Champions Road Atlanta [AP] | 28 | Corvette | Alex Davidson | Bresee Chevrolet | DNA |
| 4.11.1973 | US Champions Road Atlanta [BP] | 32 | Corvette | Jerry Dunbar | Beloit Foundry | DNS |
| 4.11.1973 | US Champions Road Atlanta [AP] | 33 | Corvette | Ted Mathey | Ted's Corvette Shop | 4th |
| 4.11.1973 | US Champions Road Atlanta [BP] | 34 | Corvette | Jim Sanborn | James Sanborn | 4th |
| 4.11.1973 | US Champions Road Atlanta [AP] | 35 | Corvette | Wayne Adams | Mid-South Racing | 9th |
| 4.11.1973 | US Champions Road Atlanta [AP] | 40 | Corvette | Joe Pirrotta | Esser Paints | 3rd |
| 4.11.1973 | US Champions Road Atlanta [AP] | 74 | Corvette | Cliff Gottlob | Cliff Gottlob | DNA |
| 4.11.1973 | US Champions Road Atlanta [BP] | 77 | Corvette | Bobby Spirgel | Friendship Dairies | 10th |
| 4.11.1973 | US Champions Road Atlanta [AP] | 78 | Corvette | Babe Headley | Babe's Garage of Paoli | 5th |
| 4.11.1973 | US Champions Road Atlanta [BP] | 81 | Corvette | Michael Mandell | Revox Sound System | 6th |
| 4.11.1973 | US Champions Road Atlanta [BP] | 92 | Corvette | John Orr | Sherrill Arco Service | 7th |
| 11.11.1973 | Rheintal Hockenheim [GT] | | Corvette | Fritz Engelhardt | Fritz Engelhardt | DNF |
| 17.11.1973 | 3 h Cape Town | | Firenza | Gardner / van Rooyen | | DNF |
| 17.11.1973 | 3 h Cape Town | | Firenza | Niemann / van Rooyen | | 4th |
| 25.11.1973 | 250 mile Daytona Finale | 84 | Camaro II | Stamey / Felton | Roy Stamey | 9th |
| 25.11.1973 | 250 mile Daytona Finale | 99 | Corvette | Morton / Currin | Phil Currin | 12th |