| 13.4.1958 | SCCA Regional Palm Springs [BM+CM+DM+EM] | 11 | 250 TR Scaglietti Spyder 58 | John von Neumann | John von Neumann | DNA |
| 13.4.1958 | SCCA Regional Palm Springs [BM+CM+DM+EM] | 11 | 625 TRC | John von Neumann | John von Neumann | 4th |
| 13.4.1958 | SCCA Regional Palm Springs [BM+CM+DM+EM] | 12 | 500 TR | Willie Daetwyler | John von Neumann | DNF |
| 13.4.1958 | SCCA Regional Palm Springs [BM+CM+DM+EM] | 69 | 375 Plus | Dan Gurney | Frank Arciero | 1st |
| 13.4.1958 | SCCA Regional Palm Springs [BP+CP+DP+EP] | 78 | 250 GT | Elliot Forbes-Robinson | Clark Keeney | 3rd |
| 13.4.1958 | SCCA Regional Palm Springs [BM+CM+DM+EM] | 98T | 410 Sport Scaglietti Spyder | Carroll Shelby | John Edgar | 2nd |
| 13.4.1958 | SCCA Regional Palm Springs [BM+CM+DM+EM] | 99 | 500 Mondial | T. Robert White | | 11th |
| 13.4.1958 | SCCA Regional Palm Springs [BP+CP+DP+EP] | 171 | 250 GT LWB Berlinetta Scaglietti TdF | Richie Ginther | George Reis, Jr. | 1st |
| 13.4.1958 | SCCA Regional Palm Springs [BM+CM+DM+EM] | 211 | 500 TR | Weiss | John von Neumann | 5th |
| 13.4.1958 | Coppa Shell Monza | | 500 TRC | Gaetano Starrabba | | 4th |
| 13.4.1958 | Coupes de Vitesse [GT] | | 250 GT | André Guelfi | | 1st |
| 13.4.1958 | Coupes de Vitesse [S2.0] | | 500 TRC | Fernand Tavano | | 1st |
| 13.4.1958 | Coppa Shell Monza | | 500 TR | Franco Cortese | Franco Cortese | 5th |
| 13.4.1958 | Coupes de Vitesse [GT] | | 250 GT | Pierre Noblet | | 2nd |
| 13.4.1958 | Coupes de Vitesse [GT] | | 250 GT | Jacques Péron | | 3rd |
| 13.4.1958 | Coppa Shell Monza | | Dino 206 S | Gino Munaron | Scuderia Ferrari | DNF |
| 19.4.1958 | Aintree 200 [S+1.1] | 85 | 250 TR Scaglietti Spyder 58 | André Pilette | Equipe Nationale Belge | 8th |
| 19.4.1958 | Aintree 200 [S+1.1] | 86 | 250 TR Scaglietti Spyder 58 | Willy Mairesse | Equipe Nationale Belge | 5th |
| 19.4.1958 | Giro di Sicilia | | 500 TRC | Gaetano Starrabba | | raced |
| 19.4.1958 | Preliminary Galveston [Novice] | | | Dick Irish | Dean Knight | 1st |
| 20.4.1958 | SCCA National Marlboro [BM+CM+DM+EM+FM] | 4 | 375 MM | Duncan Black | | 5th |
| 20.4.1958 | Preliminary Galveston [CM+DM+EM] | 9 | 500 TRC | Ray Jones | Logan | 4th |
| 20.4.1958 | SCCA Regional Galveston [Modified] | 9 | 500 TRC | Ray Jones | | 2nd |
| 20.4.1958 | SCCA Regional Galveston [Modified] | 11 | 375 Plus Scaglietti Spyder | Carroll Shelby | Laughlin | DNS |
| 20.4.1958 | Preliminary Galveston [CM+DM+EM] | 11 | 375 Plus Scaglietti Spyder | Carroll Shelby | Laughlin | DNF |
| 20.4.1958 | SCCA National Marlboro [BM+CM+DM+EM+FM] | 15 | 250 TR Scaglietti Spyder 58 | Jim Johnston | | 7th |
| 20.4.1958 | SCCA National Marlboro [BM+CM+DM+EM+FM] | 25 | 500 Mondial | Gaston Andrey | | 8th |
| 20.4.1958 | Marlboro [Handicap 1st Heat] | 31 | | Charlie Kolb | | 13th |
| 20.4.1958 | SCCA National Marlboro [BM+CM+DM+EM+FM] | 31 | 500 Mondial | Charlie Kolb | | 12th |
| 20.4.1958 | SCCA National Marlboro [BM+CM+DM+EM+FM] | 95 | 375 Plus | George Reed | | 11th |
| 20.4.1958 | Preliminary Galveston [CM+DM+EM] | 100 | 315 Sport | E. D. Martin | | 3rd |
| 20.4.1958 | SCCA Regional Galveston [Modified] | 100 | 315 Sport | E. D. Martin | | 3rd |
| 20.4.1958 | Preliminary Galveston [CM+DM+EM] | 103 | 750 Monza | Northrop Peck | | 11th |
| 20.4.1958 | SCCA Regional Galveston [Modified] | 103 | 750 Monza | Northrop Peck | | 9th |
| 20.4.1958 | SCCA Regional Galveston [Modified] | 191 | 857 Monza | Richard McGuire | | 8th |
| 27.4.1958 | SCCA Regional Louisville [BM+CM+DM+EM+FM+GM] | 7 | 500 TR Scaglietti Spyder | John Quackenbush | | 7th |
| 27.4.1958 | SCCA Regional Louisville [BM+CM+DM+EM+FM+GM] | 15 | 250 TR Scaglietti Spyder 58 | Jim Johnston | | 5th |
| 27.4.1958 | SCCA Regional Lime Rock [CM+DM+EM+FM+GM] | 25 | 500 TRC | Gaston Andrey | | 1st |
| 27.4.1958 | Dunnellon [Main] | 35 | 500 TRC | Lloyd Casner | | raced |
| 27.4.1958 | Preliminary Dunnellon [race 3] | 35 | 500 TRC | Lloyd Casner | | 3rd |
| 27.4.1958 | Preliminary Dunnellon [race 3] | 100 | 315 Sport | E. D. Martin | | 1st |
| 27.4.1958 | Dunnellon [Main] | 100 | 315 Sport | E. D. Martin | | 1st |
| 27.4.1958 | GP Napoli | 148 | Dino 206 S | Luigi Musso | Scuderia Ferrari | DNF |
| 27.4.1958 | GP Napoli | | 500 | | | raced |
| 27.4.1958 | Preliminary Dunnellon [race 2] | | 250 GT LWB Scaglietti Berlinetta TdF | George Arents | | 2nd |
| 27.4.1958 | Preliminary Louisville [BM+CM+DM+EM+FM+GM] | | | Robert Gary | | DNF |
| 27.4.1958 | Dunnellon [Main] | | 500 Mondial | Austin Young | | DNF |
| 27.4.1958 | GP Napoli | | 500 TR Scaglietti Spyder | Gino Munaron | | 3rd |
| 27.4.1958 | GP Napoli | | 500 TR | Franco Cortese | | 6th |
| 27.4.1958 | GP Napoli | | 500 TRC | Adrian Conan Doyle | | 9th |
| 27.4.1958 | Dunnellon [Main] | | | Chick Butscher | | 2nd |
| 3.5.1958 | Daily Express Silverstone [S+1.5] | 19 | Dino 296 S Scaglietti Spyder | Mike Hawthorn | Scuderia Ferrari | 3rd |
| 3.5.1958 | Daily Express Silverstone [S+1.5] | 20 | 250 TR Scaglietti Spyder 58 | André Pilette | Ecurie Francorchamps | 15th |
| 3.5.1958 | Daily Express Silverstone [S+1.5] | 21 | 250 TR Scaglietti Spyder 58 | Willy Mairesse | Ecurie Francorchamps | DNS |
| 4.5.1958 | SCCA National Virginia [BM+CM+DM+EM+FM+BP+CP] | 4 | 375 MM | Duncan Black | | ?th |
| 4.5.1958 | Preliminary Virginia [BP+CP+BM+CM+DM+EM+FM] | 4 | 375 MM | Duncan Black | | DNA |
| 4.5.1958 | SCCA National Virginia [BM+CM+DM+EM+FM+BP+CP] | 25 | 500 TRC | Gaston Andrey | | ?th |
| 4.5.1958 | Preliminary Virginia [BP+CP+BM+CM+DM+EM+FM] | 25 | 500 TRC | Gaston Andrey | | 4th |
| 4.5.1958 | SCCA National Virginia [BM+CM+DM+EM+FM+BP+CP] | 31 | 500 Mondial | Charlie Kolb | | ?th |
| 4.5.1958 | Preliminary Virginia [BP+CP+BM+CM+DM+EM+FM] | 31 | 500 Mondial | Charlie Kolb | | DNA |
| 4.5.1958 | SCCA National Virginia [BM+CM+DM+EM+FM+BP+CP] | 53 | 500 Mondial | Robert Gary | | raced |
| 4.5.1958 | Preliminary Virginia [BP+CP+BM+CM+DM+EM+FM] | 53 | | Robert Gary | | DNA |
| 4.5.1958 | Preliminary Virginia [BP+CP+BM+CM+DM+EM+FM] | 95 | 375 Plus | George Reed | | raced |
| 4.5.1958 | SCCA National Virginia [BM+CM+DM+EM+FM+BP+CP] | 96 | 250 GT LWB Berlinetta TdF | George Reed | | ?th |
| 4.5.1958 | SCCA National Virginia [BM+CM+DM+EM+FM+BP+CP] | 97 | 250 GT LWB Scaglietti Berlinetta TdF | George Arents | | ?th |
| 4.5.1958 | Preliminary Virginia [BP+CP+BM+CM+DM+EM+FM] | 97 | 250 GT LWB Scaglietti Berlinetta TdF | George Arents | | DNA |
| 4.5.1958 | SCCA National Virginia [BM+CM+DM+EM+FM+BP+CP] | 99 | 250 GT | David Cunningham | | DNA |
| 4.5.1958 | Preliminary Virginia [BP+CP+BM+CM+DM+EM+FM] | 99 | 250 GT | David Cunningham | | DNA |
| 4.5.1958 | Preliminary Virginia [BP+CP+BM+CM+DM+EM+FM] | 100 | 315 Sport | E. D. Martin | | DNA |
| 4.5.1958 | SCCA National Virginia [BM+CM+DM+EM+FM+BP+CP] | 100 | 315 Sport | E. D. Martin | | raced |
| 4.5.1958 | Sidar Airfield | | TR | Nacho Mariscal | | DNF |
| 10.5.1958 | Preliminary Tracy [Production +1.6] | 91 | 250 GT LWB Berlinetta Scaglietti TdF | Jim Connor | | 2nd |
| 11.5.1958 | Hawaii [Match] | 11 | 625 TRC | John von Neumann | John von Neumann | DNA |
| 11.5.1958 | Hawaii [S+1.6] | 11 | 625 TRC | John von Neumann | John von Neumann | 1st |
| 11.5.1958 | Targa Florio | 44 | 250 GT | Zampiero / Zampiero | | DNS |
| 11.5.1958 | Targa Florio | 50 | 250 GT LWB | Der Stepanian / Macchieraldo | | DNS |
| 11.5.1958 | Targa Florio | 52 | 250 GT LWB | Ferraro / Ferraro | | DNF |
| 11.5.1958 | SCCA Regional Tracy [CM+DM+EM] | 55 | 500 TR | Sam Weiss | Sam Weiss | 2nd |
| 11.5.1958 | Hawaii [Match] | 60 | 500 Mondial | T. Robert White | T. Robert White, M.D. | DNA |
| 11.5.1958 | Hawaii [Locals] | 60 | 500 Mondial | T. Robert White | T. Robert White, M.D. | 6th |
| 11.5.1958 | Hawaii [S+1.6] | 60 | 500 Mondial | T. Robert White | T. Robert White, M.D. | 14th |
| 11.5.1958 | Hawaii [Production +1.6] | 77 | 250 GT | Elliot Forbes-Robinson | Scuderia Encina | 1st |
| 11.5.1958 | Hawaii [S+1.6] | 77 | 250 GT | Elliot Forbes-Robinson | Scuderia Encina | 8th |
| 11.5.1958 | Hawaii [Match] | 77 | 250 GT | Niday / Forbes-Robinson | Scuderia Encina | DNA |
| 11.5.1958 | Targa Florio | 86 | 500 TR | Pandolfo / Faranda / Pandolfo | | DNS |
| 11.5.1958 | Targa Florio | 88 | 500 TR | Peduzzi / Siracusa | | DNF |
| 11.5.1958 | Targa Florio | 90 | 500 TRC | Starrabba / Cortese | | 7th |
| 11.5.1958 | SCCA Regional Tracy [Production Group C] | 91 | 250 GT LWB Berlinetta Scaglietti TdF | Jim Connor | | 2nd |
| 11.5.1958 | Targa Florio | 96 | 500 TRC | Cammarota / Tramontana | | 10th |
| 11.5.1958 | Targa Florio | 98 | 250 TR Scaglietti Spyder 58 | Collins / Hill | Scuderia Ferrari | 4th |
| 11.5.1958 | Targa Florio | 102 | 250 TR Scaglietti Spyder 58 | von Trips / Hawthorn | Scuderia Ferrari | 3rd |
| 11.5.1958 | Targa Florio | 104 | 250 TR Scaglietti Spyder 58 | Munaron / Seidel | Scuderia Ferrari | DNF |
| 11.5.1958 | Targa Florio | 106 | 250 TR Scaglietti Spyder | Musso / Gendebien | Scuderia Ferrari | 1st |
| 11.5.1958 | Hawaii [S+1.6] | 211 | 500 TR | Richie Ginther | John von Neumann | 3rd |
| 11.5.1958 | Hawaii [Match] | 211 | 500 TR | Richie Ginther | John von Neumann | DNA |
| 11.5.1958 | Targa Florio | | 166 Inter | Armando Zampiero | | DNA |
| 11.5.1958 | Premio Cuidad di Valencia | | 250 GT LWB | Ettore Chimeri | | 1st |
| 15.5.1958 | Eläintarhanajo | 4 | 500 TR | Fred Geitel | | 10th |
| 15.5.1958 | Aspern [S+1.5] | 4 | 500 TRC | Adrian Conan Doyle | Ecurie Léman | raced |
| 15.5.1958 | Aspern [GT+1.6] | 39 | 250 GT | | Giorgio Meier | raced |