| 16.2.1963 | 250 mile Daytona | 18 | #4219GT | Pedro Rodriguez | North American Racing Team | DNQ |
| 16.2.1963 | 250 mile Daytona | 22 | #3223GT | Fireball Roberts | North American Racing Team | 4th |
| 16.2.1963 | 250 mile Daytona | 23 | #3387GT | Bob Grossman | Mike Gammino | DNQ |
| 17.2.1963 | 3 h Daytona | 18 | #4219GT | Pedro Rodriguez | North American Racing Team | 1st |
| 17.2.1963 | 3 h Daytona | 22 | #3223GT | Roberts / Cannon | North American Racing Team | 15th |
| 17.2.1963 | 3 h Daytona | 23 | #3387GT | Bob Grossman | Mike Gammino | DNA |
| 17.2.1963 | 3 h Daytona | 25 | #3589GT | Innes Ireland | Rosebud Racing Team | DNF |
| 17.2.1963 | 3 h Daytona | 26 | #3767GT | David Piper | David Piper | 21st |
| 17.2.1963 | 3 h Daytona | 28 | | Rodger Ward | North American Racing Team | DNA |
| 17.2.1963 | 3 h Daytona | 29 | #3987GT | Roger Penske | John Mecom | 2nd |
| 3.3.1963 | SCCA Divisional Fernandina Beach [CM+DM+EM+BP+DP] | | #3767GT | Piper / Cantrell | David Piper | DNS |
| 23.3.1963 | 12 h Sebring | 24 | #3987GT | Penske / Pabst | Mecom Racing Team | 4th |
| 23.3.1963 | 12 h Sebring | 25 | #3589GT | Ginther / Ireland | Rosebud Racing Team | 6th |
| 23.3.1963 | 12 h Sebring | 26 | #3445GT | Abate / Bordeu | Republic of Argentina | 5th |
| 23.3.1963 | 12 h Sebring | 28 | #4219GT | Bonnier / Cannon | N. A. R. T. | 13th |
| 23.3.1963 | 12 h Sebring | 29 | #3767GT | Cantrell / Piper | David Piper | 14th |
| 23.3.1963 | 12 h Sebring | 32 | #3223GT | Hayes / Thiem | N. A. R. T. | 18th |
| 7.4.1963 | 6 h Dakar | 6 | #3943GT | Noblet / Guichet | | 1st |
| 15.4.1963 | Sussex Trophy Goodwood | 44 | #3647GT | Mike Parkes | Maranello Concessionaires Ltd. | 2nd |
| 15.4.1963 | Sussex Trophy Goodwood | 45 | #3767GT? | David Piper | D. R. Piper | DNA |
| 15.4.1963 | Sussex Trophy Goodwood | 47T | #3729GT | Graham Hill | John Coombs | T-car |
| 5.5.1963 | Targa Florio | 102 | #3767GT | Piper / Cantrell | David Piper | DNS |
| 5.5.1963 | Targa Florio | 104 | #3413GT | Grana / Bulgari | Scuderia Sant' Ambroeus | 4th |
| 5.5.1963 | Targa Florio | 106 | #3809GT | Kalman von Csazy | Kalman von Csazy | DNS |
| 5.5.1963 | Targa Florio | 108 | #3445GT | Bordeu / Scarlatti | Republic of Argentina | 6th |
| 5.5.1963 | Targa Florio | 110 | #3647GT | Hitchcock / Tchkotoua | Tommy Hitchcock | 8th |
| 5.5.1963 | Targa Florio | 112 | #3705GT | Nicolosi / Taramazzo | Alfio Nicolosi | 13th |
| 5.5.1963 | Targa Florio | 114 | | Corcos / Mosca | L. Mosca | DNS |
| 11.5.1963 | Silverstone International [GT] | 40 | #3729GT | Mike Parkes | Maranello Concessionaires | DNF |
| 12.5.1963 | 500 km Spa | 36 | #4293GT | Willy Mairesse | Ecurie Francorchamps | 1st |
| 12.5.1963 | 500 km Spa | 37 | | Carlo Mario Abate | | DNA |
| 12.5.1963 | 500 km Spa | 38 | #4399GT | Mike Parkes | | DNA |
| 12.5.1963 | 500 km Spa | 39 | #3943GT | Pierre Noblet | Pierre Noblet? | 2nd |
| 12.5.1963 | 500 km Spa | 40 | | Heini Walter | | DNA |
| 12.5.1963 | 500 km Spa | 41 | #3909GT | Siffert | Ecurie Filipinetti | 3rd |
| 12.5.1963 | 500 km Spa | 43 | #3767GT | David Piper | David Piper | DNF |
| 12.5.1963 | 500 km Spa | 47 | #4213 | Edgar Berney | | DNA |
| 19.5.1963 | 1000 km Nürburgring | 46 | #3943GT | Noblet / Guichet | Pierre Noblet | 2nd |
| 19.5.1963 | 1000 km Nürburgring | 47 | #3767GT | Piper / Cantrell | David Piper | 6th |
| 19.5.1963 | 1000 km Nürburgring | 48 | #3809GT | von Csazy / Foitek | Kalman von Csazy | 30th |
| 19.5.1963 | 1000 km Nürburgring | 52 | | Juan-Manuel Bordeu | Juan-Manuel Bordeu | DNA |
| 19.5.1963 | 1000 km Nürburgring | 53 | | Bulgari / Grana | Scuderia St. Ambroeus | DNA |
| 19.5.1963 | 1000 km Nürburgring | 54 | #3909GT | Walter / Müller | Scuderia Filipinetti | DNF |
| 19.5.1963 | 1000 km Nürburgring | 57 | | Bitter / Degener | Erich Bitter | DNA |
| 19.5.1963 | 1000 km Nürburgring | 58 | #4153GT | "Jean Beurlys" | Ecurie Francorchamps | DNS |
| 19.5.1963 | 1000 km Nürburgring | 64 | #3647GT | Hitchcock / Tchkotoua | Scuderia Centro Sud | DNF |
| 26.5.1963 | USRRC-GT Pensacola | 17 | #3987GT | Roger Penske | John Mecom | 1st |
| 26.5.1963 | USRRC-GT Pensacola | 23 | | Mike Gammino | | 2nd |
| 26.5.1963 | USRRC Pensacola | 29 | #3767GT | Cantrell / Cantrell | | 6th |
| 26.5.1963 | USRRC-GT Pensacola | 39 | #3767GT | Ed Cantrell | | 3rd |
| 2.6.1963 | Hill Climb Consuma | 54 | #3851GT | Paolo Colombo | Paolo Colombo | 9th |
| 2.6.1963 | Hill Climb Consuma | 56 | #3705GT | Egidio Nicolosi | | 23rd |
| 2.6.1963 | Hill Climb Consuma | 60 | #3607GT | Nando Pagliarini | | DNS |
| 3.6.1963 | Whitsun Goodwood [GT] | 1 | #4399GT | Mike Parkes | Maranello Concessionaires Ltd. | 1st |
| 3.6.1963 | Whitsun Goodwood [GT] | 2 | #3729GT | Mike MacDowel | Maranello Concessionaires Ltd. | 2nd |
| 8.6.1963 | SCCA Regional Laguna Seca [Modified] | 9 | #4219GT | Frank Crane | Bev Spencer | 3rd |
| 9.6.1963 | USRRC Laguna Seca | 9 | #4219GT | Frank Crane | Bev Spencer | DNS |
| 9.6.1963 | Laguna Seca [Production] | 9 | #4219GT | Frank Crane | Bev Spencer | 2nd |
| 9.6.1963 | USRRC Laguna Seca | 11 | #3767GT | Ed Cantrell | | DNF |
| 9.6.1963 | Hill Climb Rossfeld | 75 | #3909GT | Herbert Müller | Scuderia Filipinetti | DNA |
| 9.6.1963 | Hill Climb Rossfeld | 77 | #3851GT | Paolo Colombo | Paolo Colombo | 15th |
| 13.6.1963 | Aspern [GT] | 100 | #3505GT | Günther Philipp | Ecurie Vienne/ÖASC | 2nd |
| 16.6.1963 | 24 h Le Mans | 20 | #4757GT | Abate / Tavano | Automobili Ferrari S.E.F.A.C. | DNF |
| 16.6.1963 | 24 h Le Mans | 24 | #4293GT | "Beurlys" / Langlois van Ophem | Equipe Nationale Belge | 2nd |
| 16.6.1963 | 24 h Le Mans | 25 | | Pedro Rodriguez | N.A.R.T. | DNA |
| 16.6.1963 | 24 h Le Mans | 25 | #4153GT | Dumay / "Eldé" | F. Tavano | 4th |
| 16.6.1963 | 24 h Le Mans | 26 | | | N.A.R.T. | DNA |
| 16.6.1963 | 24 h Le Mans | 26 | #4713GT | Gregory / Piper | N.A.R.T. | 6th |
| 16.6.1963 | 24 h Le Mans | | | Jo Schlesser | Jo Schlesser | DNA |
| 23.6.1963 | DARM GT Hockenheim | 7 | #4115GT | Hermann Cordes | | 1st |
| 30.6.1963 | GP Reims | 12 | #3943GT | Pierre Noblet | Pierre Noblet | 4th |
| 30.6.1963 | GP Reims | 14 | #4153GT | Pierre Dumay | Ecurie Francorchamps | 6th |
| 30.6.1963 | GP Reims | 16 | #4491GT | David Piper | David Piper | DNF |
| 30.6.1963 | GP Reims | 18 | #4293GT | Lucien Bianchi | Ecurie Francorchamps | 3rd |
| 30.6.1963 | GP Watkins Glen | 21 | #3767GT | Ed Cantrell | Angel Racing Team | DNF |
| 30.6.1963 | USRRC-GT Watkins Glen | 21 | #3767GT | Charlie Kolb | Angel Racing Team | DNF |
| 30.6.1963 | GP Reims | 22 | | Heini Walter | | DNS |
| 30.6.1963 | USRRC-GT Watkins Glen | 23 | #3387GT | Mike Gammino | Michael Gammino | 4th |
| 30.6.1963 | DARM GT Avus | 34 | #4115GT | Hermann Cordes | Hermann Cordes | 2nd |
| 6.7.1963 | Preliminary Courtland [CM+DM+EM+FM+AP+BP+FJr.] | 7 | | Charlie Kolb | | DNA |
| 6.7.1963 | Preliminary Courtland [CM+DM+EM+FM+AP+BP+FJr.] | 7 | | Charlie Kolb | | DNA |
| 6.7.1963 | Martini Trophy Silverstone | 10 | #4399GT | Mike Parkes | Maranello Concessionaires | 1st |
| 7.7.1963 | Trophée d'Auvergne | 3 | #4757GT | Carlo Mario Abate | Carlo Maria Abate | 3rd |
| 7.7.1963 | Trophée d'Auvergne | 5 | #4491GT | David Piper | David Piper | 9th |
| 7.7.1963 | Preliminary Courtland [CM+DM+EM+AP+BP] | 7 | | Charlie Kolb | | 3rd |
| 7.7.1963 | Trophée d'Auvergne | 7 | #3909GT | Herbert Müller | Scuderia Filipinetti | DNA |
| 7.7.1963 | SCCA Divisional Courtland [CM+DM+EM+FM+AP+BP+CP+FJr.] | 7 | | Charlie Kolb | | 2nd |
| 7.7.1963 | Coupes Benelux [GT] | 137 | #3757GT | "Remordu" | | 2nd |
| 13.7.1963 | Grovewood Trophy Mallory Park | 10 | #3729GT | Salmon | Maranello Concessionaires | 6th |
| 13.7.1963 | Grovewood Trophy Mallory Park | 11 | #4399GT | Jack Sears | Maranello Concessionaires | 2nd |
| 13.7.1963 | Grovewood Trophy Mallory Park | 12 | #4491GT | David Piper | David Piper | 5th |
| 13.7.1963 | Grovewood Trophy Mallory Park | 14 | #3647GT | Tommy Hitchcock | | 8th |
| 20.7.1963 | GP Silverstone | 44 | #4491GT | David Piper | D. R. Piper | 6th |
| 20.7.1963 | GP Silverstone | 45 | #3647GT | Tommy Hitchcock | Prince Zourab Tchkotona | 13th |
| 20.7.1963 | GP Silverstone | 46 | #4399GT | Jack Sears | Maranello Concessionaires | 5th |
| 20.7.1963 | GP Silverstone | 47 | #3729GT | Mike MacDowel | Maranello Concessionaires | 10th |
| 21.7.1963 | USRRC-GT Kent | 9 | #4219GT | Frank Crane | | 6th |
| 21.7.1963 | USRRC-GT Kent | 23 | #3387GT | Mike Gammino | | 4th |
| 21.7.1963 | USRRC Kent | 23 | #3387GT | Mike Gammino | | 11th |
| 21.7.1963 | DARM GT Norisring [GT+2.5] | 25 | #4115GT | Hermann Cordes | | DNF |