| 4.1.1964 | SA SCC Killarney | | Zagato | Jaap Luyendyk | | ?th |
| 5.1.1964 | SCCA Regional Marlboro [EP] | | 1000 | Claude Cardwell | | 4th |
| 5.1.1964 | SCCA Regional Marlboro [HP+Sedan] | | | Sam Caronia | | 3rd |
| 5.1.1964 | Preliminary Marlboro [HP+Sedan] | | | Jack Bebee | | 3rd |
| 8.3.1964 | SCCA Divisional Fernandina Beach [FP+GP+HP] | | | Russ Norburn | | ?th |
| 12.4.1964 | SCCA National Marlboro [HP] | 1 | | Sam Caronia | | 2nd |
| 12.4.1964 | SCCA National Marlboro [HP] | 6 | | Jack Bebee | | DNF |
| 12.4.1964 | SCCA National Marlboro [HP] | 15 | | Ed Stamm | | DNF |
| 12.4.1964 | SCCA National Marlboro [HP] | 33 | | Sy Glatzer | | DNA |
| 12.4.1964 | SCCA National Marlboro [HP] | 34 | | Mort Wood | | 5th |
| 12.4.1964 | SCCA National Marlboro [CP+DP] | 61 | | Hans Kraaz | | DNF |
| 12.4.1964 | Aspern [S/GT] | 65 | 1000 Bialbero | Andreas Schmalbach | A. Schmalbach | 12th |
| 12.4.1964 | SCCA National Marlboro [GP+HM] | 66 | | Richard Baringer | | 9th |
| 12.4.1964 | Aspern [S/GT] | 66 | 1000 Bialbero | Theo Hofer | Squadra Bodania | 11th |
| 12.4.1964 | Aspern [S/GT] | 67 | 1000 Bialbero | Leopold Hlinka | Z. V. Motorrad | DNA |
| 12.4.1964 | SCCA National Marlboro [HP] | 72 | | Ron Catalano | | DNF |
| 12.4.1964 | SCCA National Marlboro [CP+DP] | 82 | | Jody Porter | | DNA |
| 12.4.1964 | SCCA National Marlboro [EP] | 85 | 1000 | Claude Cardwell | | DNF |
| 19.4.1964 | SCCA National Virginia [GP+HP+HM] | 0 | | Sam Caronia | | 9th |
| 19.4.1964 | SCCA National Virginia [GP+HP+HM] | 6 | | Jack Bebee | | 14th |
| 19.4.1964 | SCCA National Virginia [GP+HP+HM] | 33 | | Sy Glatzer | | DNF |
| 19.4.1964 | SCCA National Virginia [GP+HP+HM] | 72 | | Ron Catalano | | 8th |
| 19.4.1964 | SCCA National Virginia [GP+HP+HM] | 73 | 750 Bialbero | Ed Stamm | | 13th |
| 19.4.1964 | SCCA National Virginia [CP+DP+EP+FP] | 82 | | Jody Porter | | DNA |
| 19.4.1964 | Imola [GT1.15] | | 700 | Gianni Varese | | 2nd |
| 19.4.1964 | Imola [GT1.15] | | 700 | Ricciardo Ricci | | 1st |
| 19.4.1964 | Imola [GT1.3] | | 1000 | Enzo Buzzetti | | 4th |
| 19.4.1964 | Imola [GT1.3] | | 1000 | Mariano Moselli | | 3rd |
| 19.4.1964 | Imola [GT1.15] | | 700 | "Iamarahashi" | | 5th |
| 19.4.1964 | Imola [GT1.15] | | 700 | Davide Moretti | | DNF |
| 19.4.1964 | Imola [GT1.3] | | 1000 | Anzio Zucchi | | 2nd |
| 19.4.1964 | Imola [GT1.15] | | 700 | Gian Battista Mainetti | | 7th |
| 19.4.1964 | MWCSCC Lynndale Farms [HP+Sedan] | | | Marvin Carlson | | 1st |
| 26.4.1964 | Coupes de Vitesse | | | Claude Bobrowski | | ?th |
| 2.5.1964 | SCCA Regional Laguna Seca [GP+HP] | 128 | | Paul Muller | Paul Muller | DNA |
| 2.5.1964 | DARM GT Trier [GT1.0] | | 1000 Bialbero | Andreas Schmalbach | | 1st |
| 2.5.1964 | DARM GT Trier [GT1.0] | | 1000 Bialbero | Friedhelm Kleine | | 3rd |
| 2.5.1964 | DARM GT Trier [GT1.0] | | 1000 Bialbero | Hans-Peter Koepchen | | 2nd |
| 3.5.1964 | GT GP Monza | 1 | 1000 Bialbero | André Knörr | Scuderia Filipinetti | DNS |
| 3.5.1964 | GT GP Monza | 2 | 1000 | "Tiger" | | DNS |
| 3.5.1964 | GT GP Monza | 3 | 1000 | Giovanni Pessina | | 6th |
| 3.5.1964 | GT GP Monza | 4 | 1000 | Anzio Zucchi | | 5th |
| 3.5.1964 | GT GP Monza | 5 | 1000 | Benedetto Guarini | | DNF |
| 3.5.1964 | GT GP Monza | 6 | 1000 | Mariano Moselli | priv. | 8th |
| 3.5.1964 | GT GP Monza | 7 | 1000 | Bruno Bonini | | DNS |
| 3.5.1964 | GP Japan [GT-I] | 9 | Monomille GT Coupé | Yukio Suzuki | | 19th |
| 10.5.1964 | ETCC Zolder [T850] | | 850 TC | Ed Swart | | raced |
| 10.5.1964 | ETCC Zolder [T850] | | 850 TC | Mario Acquati | | ?th |
| 10.5.1964 | ETCC Zolder [T1.6] | | 1000 Berlina Corsa | Malpas | | raced |
| 15.5.1964 | SCCA Regional Cumberland [Novice 1] | 62 | 1000 | Henry Kraaz | Henry W. Kraas | DNA |
| 16.5.1964 | 3 h Mallory Park | 6 | 1000 TC | F. Bierchler | Squadra Tartaruga | DNA |
| 16.5.1964 | 3 h Mallory Park | 21 | 850 TC | Anstead / Gunther | Radbourne Motors | DNF |
| 16.5.1964 | 3 h Mallory Park | 22 | 850 TC | Swart / Keller | E. H. Swart | 14th |
| 17.5.1964 | SCCA National Cumberland [GP+HP] | 3 | | Dick Lord | Dick Lord | DNA |
| 17.5.1964 | SCCA National Cumberland [GP+HP] | 16 | | Jack Bebee | Edward Astri Inds | DNA |
| 17.5.1964 | SCCA National Cumberland [GP+HP] | 22 | | Dick Barringer | Dick Barringer | DNA |
| 17.5.1964 | SCCA National Cumberland [DP] | 62 | 1000 | Hans Kraaz | Henry Krass | DNA |
| 17.5.1964 | SCCA National Cumberland [GP+HP] | 72 | | Ron Catalano | Ronald Catalano | 2nd |
| 17.5.1964 | SCCA National Cumberland [GP+HP] | 73 | | Edward Stawn | Edward Stawn | DNA |
| 17.5.1964 | SCCA National Cumberland [DP] | 82 | | Jody Porter | Jonathan Porter | DNA |
| 23.5.1964 | Prix de Paris [GT1.6/T+2.5] | | 1000 | Frank Ruata | | 6th |
| 24.5.1964 | Hill Climb Consuma | 94 | 850 | Adolfo Corazza | | DNA |
| 24.5.1964 | Hill Climb Consuma | 96 | 850 | Armeno Degli Innocenti | | DNA |
| 24.5.1964 | Hill Climb Consuma | 128 | 850 | Piergiorgio Cazzullo | | DNA |
| 24.5.1964 | Hill Climb Consuma | 131 | 850 | Domenico Amendolara | | DNA |
| 24.5.1964 | Hill Climb Consuma | 135 | 850 TC | Luciano de Bernardi | | DNA |
| 24.5.1964 | Hill Climb Consuma | 136 | 850 TC | Angelo Del Monte | | DNA |
| 24.5.1964 | Hill Climb Consuma | 137 | 850 TC | Giampiero Raffa | | 35th |
| 24.5.1964 | Hill Climb Consuma | 138 | 850 | Alessandro Rebecchini | | DNA |
| 24.5.1964 | Hill Climb Consuma | 140 | 850 | "Robin Hood" | | DNA |
| 24.5.1964 | Hill Climb Consuma | 148 | 1000 | Mario Saruggia | | DNA |
| 24.5.1964 | Hill Climb Consuma | 156 | 1000 | Luigi Rizzo | | DNA |
| 24.5.1964 | Hill Climb Consuma | 157 | 1000 Berlina | "Giovanni Rile" | | 31st |
| 24.5.1964 | Hill Climb Consuma | 158 | 1000 | Gennaro Siciliano | | DNA |
| 24.5.1964 | Hill Climb Consuma | 161 | 1000 | Benedetto Montecatini | | DNA |
| 24.5.1964 | Hill Climb Consuma | 162 | 1000 | Flavio Callini | | DNA |
| 24.5.1964 | Hill Climb Consuma | 164 | 1000 | Tommaso Capuozzo | | DNA |
| 24.5.1964 | Hill Climb Consuma | 165 | 1000 | Giovanni Madonnini | | DNA |
| 24.5.1964 | Hill Climb Consuma | 174 | 1000 Berlina | Achille Marzi | | 27th |
| 24.5.1964 | Hill Climb Consuma | 275 | 1000 | "A.B." | | DNA |
| 24.5.1964 | Hill Climb Consuma | 278 | 1000 | Giuseppe Rebaudi | | 21st |
| 24.5.1964 | Hill Climb Consuma | 279 | 1000 | Mariano Moselli | | DNA |
| 24.5.1964 | Hill Climb Consuma | 280 | 1000 | "Caveja" | | 32nd |
| 24.5.1964 | Hill Climb Consuma | 281 | 1000 | Cesare Sangiorgi | | DNA |
| 24.5.1964 | Hill Climb Consuma | 335 | 1000 S | Giovan Batista Cecchini | | DNA |
| 24.5.1964 | Hill Climb Consuma | 337 | 1000 | Vittorio Venturi | | 6th |
| 24.5.1964 | Hill Climb Consuma | 338 | 1000 S | Ilario Bandini | | DNA |