| 25.4.1964 | National Silverstone [Sports Unlimited] | 94 | #3757GT | Peter Clarke | P. Clarke | DNA |
| 26.4.1964 | Coupes de Vitesse | 10 | #3769GT | Sylvain Garant | A.G.A.C.I. | DNA |
| 26.4.1964 | Targa Florio | 112 | #3445GT | Norinder / Troberg | Ulf Norinder | 9th |
| 26.4.1964 | Targa Florio | 114 | #3413GT | Taramazzo / Ferlaino | Scuderia Sant'Ambroeus | 5th |
| 26.4.1964 | Targa Florio | 116 | | | David Piper | DNA |
| 26.4.1964 | Targa Florio | 118 | #4675GT | Guichet / Facetti | Scuderia Sant'Ambroeus | DNF |
| 26.4.1964 | Targa Florio | 122 | | Burgess / Cabral | Ian Burgess | DNA |
| 26.4.1964 | Targa Florio | 126 | #3909GT | Bourillot / de Bourbon-Parme | Scuderia Filipinetti | 10th |
| 26.4.1964 | Targa Florio | 128 | #3705GT | Nicolosi / Zanardelli | Scuderia San Marco | 12th |
| 26.4.1964 | Targa Florio | 132 | #3647GT | Mosca / Fortinbras | Luigi Mosca | DNF |
| 2.5.1964 | Silverstone International [GT] | 30 | #4399GT | Graham Hill | Maranello Concessionaires | 1st |
| 2.5.1964 | Silverstone International [GT] | 31 | #4491GT | David Piper | D. R. Piper | 4th |
| 17.5.1964 | 500 km Spa | 20 | #4399GT | Mike Parkes | Maranello Concessionaires | 1st |
| 17.5.1964 | 500 km Spa | 21 | #4675GT | Jean Guichet | Scuderia Filipinetti | 2nd |
| 17.5.1964 | 500 km Spa | 22 | #5573GT | Lorenzo Bandini | Scuderia Filipinetti | 3rd |
| 17.5.1964 | 500 km Spa | 23 | #5575GT | Lucien Bianchi | Ecurie Francorchamps | DNF |
| 17.5.1964 | 500 km Spa | 24 | #3943GT | Pierre Noblet | Pierre Noblet | 13th |
| 17.5.1964 | 500 km Spa | 25 | #4491GT | David Piper | David R. Piper | 4th |
| 17.5.1964 | 500 km Spa | 27 | #4153GT | Gérald Langlois van Ophem | Ecurie Francorchamps | 6th |
| 17.5.1964 | 500 km Spa | 29 | #3757GT | Peter Clarke | Peter Clarke | DNF |
| 17.5.1964 | 500 km Spa | 30 | #4757GT | Xavier Boulanger | Ecurie Francorchamps | DNF |
| 17.5.1964 | 500 km Spa | 31 | #4115GT | Manfred Ramminger | Ramminger | DNF |
| 17.5.1964 | 500 km Spa | 32 | #3445GT | Ulf Norinder | | ?th |
| 18.5.1964 | Whitsun Goodwood | 16 | #4491GT | David Piper | David Piper (Racing) | DNA |
| 18.5.1964 | Whitsun Goodwood | 18 | #3757GT | Peter Clarke | P. Clarke | 12th |
| 23.5.1964 | Prix de Paris [SP2.0/GT+1.6] | | | Fernand Tavano | | DNS |
| 24.5.1964 | Hill Climb Consuma | 328 | #4091GT | Edoardo Lualdi | | 2nd |
| 24.5.1964 | Hill Climb Consuma | 329 | #3851GT | Ernesto Prinoth | | 4th |
| 24.5.1964 | Hill Climb Consuma | 331 | #3413GT | Corrado Ferlaino | | 18th |
| 24.5.1964 | Hill Climb Consuma | 332 | #3705GT | Egidio Nicolosi | | 16th |
| 24.5.1964 | Hill Climb Consuma | 333 | | "Lothar" | | 25th |
| 30.5.1964 | Preliminary Bridgehampton [GT] | 9 | #4713GT | Bob Grossman | | 1st |
| 31.5.1964 | SCCA National Bridgehampton [AP+BP+CP] | 9 | #4713GT | Bob Grossman | | 2nd |
| 31.5.1964 | 1000 km Nürburgring | 72 | #4491GT | Piper / Maggs | David Piper | 7th |
| 31.5.1964 | 1000 km Nürburgring | 73 | #4675GT | Ferlaino / Taramazzo | Scuderia Sant' Ambroeus | DNA |
| 31.5.1964 | 1000 km Nürburgring | 74 | #5575GT | Bianchi / Langlois van Ophem | Equipe Nationale Belge | 4th |
| 31.5.1964 | 1000 km Nürburgring | 75 | #4153GT | Gosselin / van Lysbeth | Equipe Nationale Belge | 18th |
| 31.5.1964 | 1000 km Nürburgring | 76 | #4115GT | Ramminger / Schander | Manfred Ramminger | 20th |
| 31.5.1964 | 1000 km Nürburgring | 77 | #3445GT | Troberg / Amon | Ulf Norinder | DNF |
| 31.5.1964 | 1000 km Nürburgring | 78 | #3757GT | Clarke / Margulies | Peter Clarke | 28th |
| 31.5.1964 | 1000 km Nürburgring | 79 | | Burgess / Cabral | Anglo American Racing Team | DNA |
| 31.5.1964 | 1000 km Nürburgring | 82 | | Birchler / Martin | Squadra Tartaruga | DNA |
| 31.5.1964 | 1000 km Nürburgring | 83 | #5573GT | Parkes / Guichet | S.E.F.A.C. Ferrari | 2nd |
| 31.5.1964 | 1000 km Nürburgring | 84 | #4293GT | Bianchi / Guichet / Vaccarella | S.E.F.A.C. Ferrari | DNS |
| 6.6.1964 | Player's 200 Mosport | 30 | #4713GT | Bob Grossman | North American Racing Team | 10th |
| 6.6.1964 | BARC Oulton Park [GT+1.6] | 96 | #3757GT | Peter Clarke | P. Clarke | 3rd |
| 7.6.1964 | Hill Climb Rossfeld | 66 | #4091GT | Edoardo Lualdi | Scuderia Sant Ambroeus | 7th |
| 14.6.1964 | DARM GT Mainz-Finthen [GT+1.6] | | | Manfred Ramminger | | ?th |
| 14.6.1964 | Internationales Mainz-Finthen [Handicap] | | | Manfred Ramminger | | 1st |
| 21.6.1964 | GP Mugello | 4 | | Egidio Nicolosi | | DNA |
| 21.6.1964 | GP Mugello | 5 | #3413GT | Corrado Ferlaino | | 3rd |
| 21.6.1964 | GP Mugello | 6 | #4675GT | Oddone Sigala | | raced |
| 21.6.1964 | GP Mugello | 7 | #3647GT | Luigi Mosca | | DNA |
| 21.6.1964 | 24 h Le Mans | 24 | #5575GT | Bianchi / "Beurlys" | Equipe Nationale Belge | 5th |
| 21.6.1964 | 24 h Le Mans | 25 | #4399GT | Ireland / Maggs | Maranello Concessionaires | 6th |
| 21.6.1964 | 24 h Le Mans | 26 | #5571GT | Hugus / Rosinski | North American Racing Team | DNF |
| 21.6.1964 | 24 h Le Mans | 27 | #5573GT | Tavano / Grossman | North American Racing Team/F. Tavano | 9th |
| 26.6.1964 | Circuito de Cascais | | | Chris Kerrison | | 1st |
| 27.6.1964 | BRSCC Castle Combe [GT+1.6] | | #3869GT | Ron Fry | | 1st |
| 28.6.1964 | USRRC-GT Watkins Glen | 23 | #3387GT | Mike Gammino | Michael A. Gammino, III | DNF |
| 28.6.1964 | DARM GT Avus | 36 | #4115GT | Manfred Ramminger | | 1st |
| 28.6.1964 | DARM GT Avus | | #3809GT | Pierre Sudan | Pierre Sudan | 2nd |
| 4.7.1964 | Martini Trophy Silverstone | 27 | #3757GT | Peter Clarke | P. J. C. Clarke | ?th |
| 5.7.1964 | 12 h Reims | 24 | #4491GT | Piper / Maggs | David Piper Racing | 4th |
| 5.7.1964 | 12 h Reims | 25 | #4399GT | Parkes / Scarfiotti | Maranello Concessionaires | 3rd |
| 5.7.1964 | 12 h Reims | 26 | #5571GT | Rodriguez / Vaccarella | N.A.R.T. | 11th |
| 5.7.1964 | 12 h Reims | 27 | #5573GT | Grossman / Hudson | N.A.R.T. | DNF |
| 5.7.1964 | 12 h Reims | 28 | #5575GT | Bianchi / Dumay | Ecurie Francorchamps | 9th |
| 5.7.1964 | 12 h Reims | 29 | #3445GT | Amon / Stewart | Ulf Norinder | 17th |
| 5.7.1964 | DARM GT Norisring [GT+1.6] | 55 | | Manfred Ramminger | | DNS |
| 5.7.1964 | Coupes Benelux | 101 | #4757GT | Xavier Boulanger | Ecurie Francorchamps? | 1st |
| 5.7.1964 | Coupes Benelux | 102 | #4153GT | Gustave Gosselin | Ecurie Francorchamps? | DNF |
| 5.7.1964 | BRSCC Snetterton [GT+1.6] | | #3757GT | Peter Clarke | P. Clarke | 1st |
| 5.7.1964 | Coupes Benelux | | #3757GT | Peter Clarke | Peter Clarke | ?th |
| 5.7.1964 | SCCA Divisional Thompson [CM+DM+EM+FM+GM+AP+BP] | | #3387GT | Mike Gammino | | 3rd |
| 11.7.1964 | GP Brands Hatch [GT] | 37 | | Mike Parkes | Maranello Concessionaires | DNA |
| 11.7.1964 | GP Brands Hatch [GT] | 38 | #4491GT | David Piper | D. Piper | 4th |
| 11.7.1964 | SCCA Regional Lime Rock [CM+DM+EM+FM+GM+AP+BP] | | #3387GT | Mike Gammino | | 3rd |
| 12.7.1964 | SCCA Interclub Bridgehampton [GT+Sedan] | | | Walt Luftman | | 1st |
| 12.7.1964 | SCCA Interclub Bridgehampton [Modified+AP+BP+CP+DP+EP] | | | Walt Luftman | | 5th |
| 18.7.1964 | 750MC & AHC Castle Combe [Allcomers] | | #3869GT | Ron Fry | | 2nd |
| 19.7.1964 | GP Zolder [S+1.6/GT+2.0] | 7 | #5575GT | Gérald Langlois van Ophem | Ecurie Francorchamps | 3rd |
| 19.7.1964 | GP Zolder [S+1.6/GT+2.0] | 8 | #4153GT | Gustave Gosselin | Ecurie Francorchamps | 7th |
| 19.7.1964 | GP Zolder [S+1.6/GT+2.0] | 9 | #4757GT | Xavier Boulanger | Ecurie Francorchamps | 8th |
| 19.7.1964 | GP Zolder [S+1.6/GT+2.0] | 10 | #3809GT | Pierre Sudan | Pierre Sudan | DNF |
| 19.7.1964 | GP Zolder [S+1.6/GT+2.0] | 12 | #3943GT | Pierre Noblet | Pierre Noblet | 5th |
| 19.7.1964 | Scott-Brown Memorial Snetterton | 61 | #3757GT | Peter Clarke | P. Clarke | 6th |
| 19.7.1964 | Scott-Brown Memorial Snetterton | 62 | #4491GT | David Piper | D. Piper (Racing) Ltd. | DNF |
| 26.7.1964 | GP Portugal | | | Chris Kerrison | | 1st |
| 2.8.1964 | Västkustloppet [S+1.15] | 2 | #3445GT | Ulf Norinder | KAK | 1st |
| 2.8.1964 | SCCA Divisional Thompson [CM+DM+EM+FM+AP+BP] | | #3387GT | Mike Gammino | | 1st |
| 2.8.1964 | SCCA Divisional Thompson [CM+DM+EM+FM+AP+BP] | | | Bob Grossman | | 3rd |
| 3.8.1964 | Guards Trophy Brands Hatch | 31 | #4399GT | Innes Ireland | Maranello Concessionaires Ltd. | DNF |
| 3.8.1964 | Guards Trophy Brands Hatch | 37 | #3757GT | Peter Clarke | P. K. Clarke | DNA |
| 8.8.1964 | 6 h Relay Silverstone [Handicap] | | #3729GT | Edward Portman | | DNF |
| 9.8.1964 | Hill Climb Schauinsland | 60 | #5573GT | Ludovico Scarfiotti | Scuderia Sant' Ambroeus | 5th |
| 9.8.1964 | Trophées du Cognac | 72 | #3769GT | Sylvain Garant | A.G.A.C.I. | DNA |
| 9.8.1964 | Trophées du Cognac | 76 | | Fernand Tavano | Le Mans | DNA |
| 9.8.1964 | SCCA Regional Candlestick [AP+BP+DP] | 99 | | Augie Pabst | Bev Spencer | DNF |
| 15.8.1964 | BRSCC Castle Combe [GT+1.6] | | #3757GT | Peter Clarke | | 2nd |