| 16.2.1964 | 2000 km Daytona | 82 | | José Rosinski | José Rosinski | DNS |
| 16.2.1964 | 2000 km Daytona | 83 | | Herrmann / Spychiger | Abarth | DNS |
| 21.3.1964 | 12 h Sebring | 62 | | Fleming / Linton / Diaz | Ray Heppenstall | 24th |
| 21.3.1964 | 12 h Sebring | 63 | | McKelvy / Holquist | Scuderia Bear | 34th |
| 12.4.1964 | SCCA National Marlboro [CP+DP] | 62 | | Richard Holquist | | 8th |
| 12.4.1964 | SCCA National Marlboro [CP+DP] | 63 | | William McKelvy | | DNA |
| 12.4.1964 | Aspern [S/GT] | 72 | | Alfred Hachen | A. Hachen | 7th |
| 19.4.1964 | SCCA National Virginia [CP+DP+EP+FP] | 62 | | Richard Holquist | | DNA |
| 19.4.1964 | SCCA National Virginia [CP+DP+EP+FP] | 69 | | William McKelvy | | DNA |
| 19.4.1964 | Imola [GT1.3] | | | Giuseppe Dalla Torre | | 1st |
| 19.4.1964 | Imola [GT1.3] | | | Renato Arfè | | 6th |
| 19.4.1964 | Imola [GT1.3] | | | "Nicor" | | 7th |
| 26.4.1964 | Targa Florio | 4 | | Garufi / Capuano | Scuderia Pegaso | 25th |
| 26.4.1964 | Targa Florio | 12 | | Laureati / Ridolfi | Pietro Laureati | 17th |
| 26.4.1964 | Targa Florio | 34 | | Montalbano / Calascibetta | Scuderia Etna | DNF |
| 3.5.1964 | GT GP Monza | 8 | | Secondo Ridolfi | priv. | DNS |
| 3.5.1964 | GT GP Monza | 9 | | Denis Borel | Wicky Racing Team | DNF |
| 3.5.1964 | GT GP Monza | 10 | | Giampiero Biscaldi | priv. | DNS |
| 3.5.1964 | GT GP Monza | 11 | | Oddone Sigala | priv. | DNF |
| 3.5.1964 | GT GP Monza | 14 | | Giuseppe Dalla Torre | priv. | DNS |
| 3.5.1964 | GT GP Monza | 16 | | "Nicor" | | DNA |
| 3.5.1964 | GT GP Monza | 19 | | Franco Patria | Abarth | 1st |
| 3.5.1964 | GT GP Monza | 20 | | Tommy Spychiger | Abarth | 3rd |
| 3.5.1964 | GT GP Monza | 21 | | Hans Herrmann | Abarth | 2nd |
| 3.5.1964 | GT GP Monza | 22 | | "Gano" | priv. | DNS |
| 3.5.1964 | GT GP Monza | 25 | | Angelo Giliberti | | DNA |
| 3.5.1964 | GT GP Monza | 26 | | Giraudi / Varese | | 7th |
| 3.5.1964 | GT GP Monza | 27 | | Guido Rava | priv. | DNS |
| 3.5.1964 | GT GP Monza | 28 | | Giorgio Pianta | priv. | DNS |
| 3.5.1964 | GT GP Monza | 31 | | Carlo Facetti | | DNA |
| 3.5.1964 | GT GP Monza | 32 | | Erasmo Andreini | priv. | DNS |
| 3.5.1964 | DARM GT Trier [GT1.3] | | | Alfred Hachen | | DNF |
| 9.5.1964 | LASC Harewood Acres [Main] | | | Craig Fisher | | 4th |
| 9.5.1964 | LASC Harewood Acres [Improved Production] | | | Craig Fisher | | 3rd |
| 17.5.1964 | SCCA National Cumberland [CP] | 69 | | Richard Holquist | Scuderia Bear Racing | DNA |
| 17.5.1964 | SCCA National Cumberland [CP] | 96 | | William McKelvy | Scuderia Bear Racing | DNA |
| 24.5.1964 | Hill Climb Consuma | 284 | | "Gano" | | 22nd |
| 24.5.1964 | Hill Climb Consuma | 285 | | Giuseppe Dalla Torre | | 9th |
| 24.5.1964 | Hill Climb Consuma | 286 | | Renato Arfè | | 24th |
| 24.5.1964 | Hill Climb Consuma | 287 | | Angelo Giliberti | | 17th |
| 24.5.1964 | Hill Climb Consuma | 290 | | Roberto Bertuzzi | | 26th |
| 24.5.1964 | Hill Climb Consuma | 291 | | Erasmo Andreini | | 10th |
| 24.5.1964 | Hill Climb Consuma | 292 | | Laurence | | DNA |
| 24.5.1964 | Hill Climb Consuma | 293 | | Adolfo M. Brocchi | | 15th |
| 24.5.1964 | Hill Climb Consuma | 294 | | "Nicor" | | 23rd |
| 24.5.1964 | Hill Climb Consuma | 302 | | Giancarlo Venturi | | DNA |
| 24.5.1964 | Hill Climb Consuma | 304 | | Secondo Ridolfi | | 8th |
| 30.5.1964 | Harewood Acres | | | Craig Fisher | | DNF |
| 31.5.1964 | 1000 km Nürburgring | 6 | | Spychiger / Müller | Abarth Corse | 22nd |
| 31.5.1964 | 1000 km Nürburgring | 7 | | Delageneste / Schneider | Abarth Corse | 21st |
| 31.5.1964 | 1000 km Nürburgring | 8 | | Herrmann / Jüttner | Abarth Corse | 16th |
| 31.5.1964 | 1000 km Nürburgring | 10 | | Dechent / Fischhaber | Hans-Dieter Dechent | 32nd |
| 31.5.1964 | 1000 km Nürburgring | 19 | | Laureati / Ridolfi | Scuderia Sagittario | 41st |
| 31.5.1964 | 1000 km Nürburgring | 20 | | | Renngemeinschaft Nürburgring | DNA |
| 31.5.1964 | 1000 km Nürburgring | 23 | | Patria / Ahrens, Jr. | Abarth Corse | 36th |
| 6.6.1964 | Player's Mosport [Production] | 777 | | Craig Fisher | Twin Cam Motors | 3rd |
| 7.6.1964 | Hill Climb Rossfeld | 32 | | Renato Maggiorini | Renato Maggiorini | 21st |
| 7.6.1964 | Hill Climb Rossfeld | 33 | | Hans-Dieter Dechent | Hans-Dieter Dechent | 20th |
| 7.6.1964 | Hill Climb Rossfeld | 34 | | Kurt Geiss | Fixo-Flex | 22nd |
| 7.6.1964 | Hill Climb Rossfeld | 39 | | Andreas Schmalbach | Andreas Schmalbach | DNF |
| 14.6.1964 | SCCA National Mid-Ohio [CP+DP] | 69 | | Richard Holquist | | DNF |
| 14.6.1964 | SCCA National Mid-Ohio [CP+DP] | 96 | | William McKelvy | | DNF |
| 14.6.1964 | DARM GT Mainz-Finthen [GT1.3] | | | Denis Borel | | 3rd |
| 14.6.1964 | DARM GT Mainz-Finthen [GT1.3] | | | Kurt Geiss | | 4th |
| 14.6.1964 | DARM GT Mainz-Finthen [GT1.3] | | | Renato Maggiorini | | 5th |
| 14.6.1964 | DARM GT Mainz-Finthen [GT1.3] | | | Hans-Dieter Dechent | | 1st |
| 14.6.1964 | DARM GT Mainz-Finthen [GT1.3] | | | Filippo Della Balda | | DNF |
| 20.6.1964 | Spring Trophy Mosport | 777 | | Craig Fisher | W. Ornstein British Motors Ltd. | 7th |
| 20.6.1964 | Spring Trophy Mosport [Production 1.3] | 777 | | Craig Fisher | W. Ornstein British Motors Ltd. | DNA |
| 20.6.1964 | Spring Trophy Mosport [Production 1.6] | 777 | | Craig Fisher | W. Ornstein British Motors Ltd. | 1st |
| 21.6.1964 | GP Mugello | 21 | | Giuseppe Dalla Torre | | DNA |
| 21.6.1964 | GP Mugello | 22 | | Pietro Laureati | | DNA |
| 21.6.1964 | GP Mugello | 28 | | Secondo Ridolfi | | DNA |
| 21.6.1964 | GP Mugello | 34 | | "Gano" | | DNA |
| 21.6.1964 | GP Mugello | 36 | | Angelo Giliberti | | 4th |
| 27.6.1964 | SCCA Regional Watkins Glen [CP+DP+EP] | 69 | | William McKelvy | Scuderia Bear Racing Team | DNA |
| 28.6.1964 | USRRC-GT Watkins Glen | 96 | | Richard Holquist | Scuderia Bear Racing Team | 11th |
| 28.6.1964 | DARM GT Avus | | | Hans-Dieter Dechent | | ?th |
| 5.7.1964 | DARM GT Norisring [GT1.3] | 106 | | Kurt Geiss | | 1st |
| 5.7.1964 | DARM GT Norisring [GT1.3] | | | Hans-Dieter Dechent | | DNF |
| 11.7.1964 | LASC Harewood Acres [Production 1.6] | | | Craig Fisher | | 2nd |