| 21.7.1963 | SCCA Divisional Sebastian [Main] | 1 | | Ed Cantrell | | DNA |
| 28.7.1963 | SCCA Regional Cotati [CM+DM+EM+FM] | 9 | #4219GT | Frank Crane | B. H. Spencer | 5th |
| 28.7.1963 | 200 mile Indianapolis | | | | Mecom Racing Team | DNA |
| 4.8.1963 | Västkustloppet [S+1.15] | 9 | #3445GT | Ulf Norinder | KAK | 2nd |
| 6.8.1963 | Guards Trophy Brands Hatch | 24 | #4399GT | Graham Hill | Maranello Concessionaires Ltd. | ?th |
| 6.8.1963 | Guards Trophy Brands Hatch | 25 | #3729GT | Jack Sears | John Coombs | 5th |
| 6.8.1963 | Guards Trophy Brands Hatch | 26 | #4491GT | David Piper | D. R. Piper | 7th |
| 6.8.1963 | Guards Trophy Brands Hatch | 27 | #3647GT | Tommy Hitchcock | Zourab Tchkotona | 11th |
| 11.8.1963 | Kanonloppet [S/GT+1.15] | 7 | #3445GT | Ulf Norinder | | 6th |
| 11.8.1963 | 6 h Marlboro | 7 | #3223GT | Patterson / Hayes / Hobbs | Bill McKelvy | 2nd |
| 11.8.1963 | Hill Climb Schauinsland | 37 | #4757GT | Carlo Mario Abate | Carlo Maria Abate | 11th |
| 11.8.1963 | SCCA Divisional Connellsville | 96 | #3223GT | William McKelvy | W. McKelvey | DNA |
| 24.8.1963 | Tourist Trophy | 11 | #4399GT | Graham Hill | John Coombs/Maranello Concessionaires | 1st |
| 24.8.1963 | Tourist Trophy | 12 | #3729GT | Mike Parkes | Maranello Concessionaires Ltd./John Coombs | 2nd |
| 24.8.1963 | Tourist Trophy | 14 | #3647GT | Hitchcock | Prince Zourab Tchkotoua | DNF |
| 24.8.1963 | Tourist Trophy | 15 | #4713GT | Roger Penske | North American Racing Team | 8th |
| 24.8.1963 | Tourist Trophy | 16 | #4491GT | David Piper | Fordwall Garages Ltd. | 5th |
| 25.8.1963 | MWCSCC Lynndale Farms | 2 | #3987GT | Roger Penske | | 1st |
| 25.8.1963 | GP Zolder | 19 | #3757GT | "Remordu" | | 3rd |
| 25.8.1963 | Hill Climb Ollon-Villars | 108 | #4757GT | Carlo Mario Abate | Scuderia Venezia | 5th |
| 25.8.1963 | Hill Climb Ollon-Villars | 109 | #3909GT | Edgar Berney | Scuderia Filipinetti | 10th |
| 25.8.1963 | Hill Climb Ollon-Villars | 110 | #3527GT | Armand Boller | | 39th |
| 1.9.1963 | Zeltweg [S/GT] | 94 | #3505GT | Günther Philipp | ÖASC-Wien | raced |
| 1.9.1963 | Paul Whiteman Trophy Daytona | | #3767GT | Bill Cantrell | Angel Aviation Racing | 4th |
| 8.9.1963 | 500 mile Road America | 7 | #3987GT | Pabst / Penske | Mecom Racing Team | 8th |
| 8.9.1963 | Coppa Inter-Europa [GT+2.0] | 37 | #3705GT | Egidio Nicolosi | Scuderia San Marco | 6th |
| 8.9.1963 | Coppa Inter-Europa [GT+2.0] | 38 | #3607GT | Nando Pagliarini | Ferdinando Pagliarini | 5th |
| 8.9.1963 | Coppa Inter-Europa [GT+2.0] | 40 | | Gianni Bulgari | | DNA |
| 8.9.1963 | Coppa Inter-Europa [GT+2.0] | 41 | #3445GT | Ulf Norinder | Ulf Norinder | 7th |
| 8.9.1963 | Coppa Inter-Europa [GT+2.0] | 42 | #4399GT | Mike Parkes | Maranello Concessionaires | 2nd |
| 8.9.1963 | Coppa Inter-Europa [GT+2.0] | 43 | #3647GT | Tommy Hitchcock | | DNA |
| 8.9.1963 | Coppa Inter-Europa [GT+2.0] | 44 | #4491GT | David Piper | David Piper | 4th |
| 8.9.1963 | Coppa Inter-Europa [GT+2.0] | 50 | #3451GT | Vincenzo Zanini | | DNF |
| 14.9.1963 | 500 km Bridgehampton [GT] | 23 | #3387GT | Mike Gammino | Mike Gammino | DNS |
| 14.9.1963 | 500 km Bridgehampton [GT] | 30 | #3223GT | Hayes / Grossman | Scuderia Bear | 10th |
| 14.9.1963 | 500 km Bridgehampton [GT] | 65 | #3767GT | Cantrell / Kolb | Ed Cantrell | DNF |
| 15.9.1963 | 500 km Bridgehampton | 65 | #3767GT | Cantrell / Kolb / Coleman | Ed Cantrell | 6th |
| 15.9.1963 | SCCA Divisional Candlestick Park [CM+DM+EM+FM] | 99 | #4219GT | Frank Crane | B. Spencer | DNA |
| 22.9.1963 | USRRC-GT Mid-Ohio | 23 | #3387GT | Mike Gammino | Michael Gammino III | 8th |
| 22.9.1963 | Tour de France | 164 | #4153GT | Langlois van Ophem / Berger | Ecurie Francorchamps | DNA |
| 22.9.1963 | Tour de France | 165 | #5111GT | Guichet / Behra | Jean Guichet | 1st |
| 22.9.1963 | Tour de France | 166 | #3909GT | Berney / Gretener | | DNF |
| 22.9.1963 | Tour de France | 167 | #5095GT | Bianchi / Abate | Scuderia SSS Venezia | 2nd |
| 22.9.1963 | Tour de France | 170 | #4713GT | Schlesser / Le Guezec | North American Racing Team | DNF |
| 22.9.1963 | Tour de France | 172 | #4675GT | Fossati / Francolini | Guido Fossati | DNF |
| 22.9.1963 | Tour de France | 173 | | Langlois van Ophem / Berger | | DNA |
| 22.9.1963 | Tour de France | 175 | #4757GT | Bandini / Tavano | Scuderia SSS Venezia | DNF |
| 22.9.1963 | Tour de France | | | Carlo Mario Abate | | DNA |
| 22.9.1963 | Tour de France | | | David Piper | | DNA |
| 28.9.1963 | GP Canada Mosport | 3 | #4491GT | David Piper | David Piper | 10th |
| 28.9.1963 | GP Canada Mosport | 11 | #3767GT | Grant Clark | Angel's Aviation Racing Team | DNF |
| 28.9.1963 | 3 h Autosport | 24 | #3729GT | Jack Sears | Maranello Concessionaires/J. Coombes | 4th |
| 28.9.1963 | 3 h Autosport | 25 | #4399GT | Mike Parkes | Maranello Concessionaires | 2nd |
| 28.9.1963 | GP Canada Mosport | 30 | #3223GT | Bob Grossman | | 14th |
| 28.9.1963 | GP Canada Mosport | 123 | #3387GT | Mike Gammino | | 11th |
| 29.9.1963 | SCCA Regional Lynndale Farms [CM+DM+EM+FM+GM] | | | Augie Pabst | John Mecom | 2nd |
| 6.10.1963 | Coupes du Salon | 10 | #5111GT | Jean Guichet | Jean Guichet | 2nd |
| 6.10.1963 | GP Angola | 14 | #4153GT | Lucien Bianchi | Ecurie Francorchamps | 2nd |
| 6.10.1963 | GP Angola | 20 | #3757GT | "Remordu" | Ecurie Francorchamps | 6th |
| 6.10.1963 | Avus | 34 | #4115GT | Hermann Cordes | | 2nd |
| 6.10.1963 | Preis von Tirol [GT] | 146 | #3505GT | Günther Philipp | ÖASC/Ecurie Vienne | 2nd |
| 6.10.1963 | GP Angola | | #4491GT | David Piper | David Piper | DNA |
| 13.10.1963 | 1 h Riverside | 211 | #3987GT | Richie Ginther | Otto Zipper Motors | raced |
| 13.10.1963 | Coppa Shell Monza | | #3809GT | Kalman von Csazy | Kalman von Csazy | ?th |
| 2.11.1963 | 9 h Kyalami | 8 | #4491GT | Piper / Maggs | D. Piper Racing Ltd. | 1st |
| 24.11.1963 | Coppa F.I.S.A. [GT+1.6] | 254 | #3413GT | Gianni Bulgari | Scuderia Centro-Sud | 1st |
| 24.11.1963 | Coppa F.I.S.A. [GT+1.6] | | #3607GT | Nando Pagliarini | | 2nd |
| 1.12.1963 | Nassau TT | 23 | #3387GT | Mike Gammino | Mike Gammino | 2nd |
| 1.12.1963 | Preliminary Nassau TT [GT+2.0] | 23 | #3387GT | Mike Gammino | Mike Gammino | 4th |
| 8.12.1963 | Nassau Trophy | 2 | | Innes Ireland | Rosebud Racing Team | DNA |
| 8.12.1963 | Nassau Trophy | 9 | | | North American Racing Team | DNA |
| 8.12.1963 | Nassau Trophy | 12 | | Pedro Rodriguez | | DNA |
| 8.12.1963 | Nassau Trophy | 23 | #3387GT | Mike Gammino | Mike Gammino | 6th |