| 23.6.1956 | Preliminary Pomona [Production +2.7] | 10 | 300 SL | Lek von Kaesborg | | DNF |
| 23.6.1956 | Preliminary Pomona [Production +2.7] | 12 | 300 SL | Rudy Cleye | | 2nd |
| 23.6.1956 | Preliminary Pomona [Production +2.7] | 38 | 300 SL | Jack Bates | | 6th |
| 23.6.1956 | Preliminary Pomona [Production +2.7] | 78 | 300 SL | Harry Jones | | 12th |
| 23.6.1956 | SCCA National Road America [DP+EP] | 133 | 300 SL | Paul O'Shea | George E. Tilp | DNF |
| 23.6.1956 | Preliminary Pomona [Production +2.7] | 136 | 300 SL | Tony Settember | | 3rd |
| 23.6.1956 | Preliminary Pomona [Production +2.7] | 137 | 300 SL | John Colombero | | 9th |
| 23.6.1956 | SCCA National Road America [DP+EP] | 160 | 300 SL | Dick Dungan | Dick Dungan | DNA |
| 23.6.1956 | Preliminary Pomona [Modified +1.5] | 181 | 300 SL S | Chuck Porter | | 13th |
| 23.6.1956 | SCCA National Road America [DP+EP] | 193 | 300 SL | Bud Seaverns | Ted Baumgartner | 3rd |
| 23.6.1956 | Preliminary Pomona [Ladies] | 225 | 300 SL | Mary Davis | | 1st |
| 23.6.1956 | Preliminary Pomona [Production +2.7] | 225 | 300 SL | Bob Drake | | 1st |
| 23.6.1956 | SCCA National Road America [DP+EP] | 777 | 300 SL | Rees Makins | Rees T. Makins | 4th |
| 24.6.1956 | Consolation Pomona | 10 | 300 SL | Lek von Kaesborg | | 5th |
| 24.6.1956 | Pomona [CP+DP+EP+FP] | 12 | 300 SL | Rudy Cleye | | 2nd |
| 24.6.1956 | Pomona [CP+DP+EP+FP] | 38 | 300 SL | Jack Bates | | DNF |
| 24.6.1956 | Pomona [CP+DP+EP+FP] | 136 | 300 SL | Tony Settember | | DNF |
| 24.6.1956 | Pomona [BM+CM+DM+EM] | 181 | 300 SL S | Chuck Porter | | 8th |
| 24.6.1956 | Pomona [CP+DP+EP+FP] | 225 | 300 SL | Bob Drake | | 1st |
| 24.6.1956 | Rallye Wiesbaden | | 300 SL | Wolfgang Seidel | | ?th |
| 24.6.1956 | Rallye Wiesbaden | | 300 SL | Walter Schock | | ?th |
| 30.6.1956 | 1 h Thompson [Production +1.5] | 6 | 300 SL | Art Simmons | | 1st |
| 30.6.1956 | 1 h Thompson [Production +1.5] | 31 | 190 SL | Henry Bostder | | raced |
| 30.6.1956 | 1 h Thompson [Production +1.5] | 71 | 300 SL | Bill Fleming | | 2nd |
| 1.7.1956 | SCCA Regional Courtland [CM+DM+EM+FM+CP+DP+EP] | 23 | 300 SL | Dick Dungan | | DNF |
| 1.7.1956 | SCCA Regional Courtland [All] | 23 | 300 SL | Dick Dungan | | 1st |
| 1.7.1956 | SCCA Regional Courtland [All] | 25 | 190 SL | | | T-car |
| 1.7.1956 | SCCA Regional Courtland [CM+DM+EM+FM+CP+DP+EP] | 25 | 190 SL | Paul Deems | | raced |
| 1.7.1956 | SCCA Regional Thompson [EP] | 31 | 190 SL | Henry Bostder | | 4th |
| 1.7.1956 | Buchanan Field [DP+EP+FP] | 56 | 190 SL | John Miller | | 28th |
| 1.7.1956 | SCCA Regional Thompson [DP] | 71 | 300 SL | Bill Fleming | | 2nd |
| 1.7.1956 | MGCC Milwaukee [Production +1.5] | | 190 SL | Jack Wiegert | | ?th |
| 1.7.1956 | SCCA Regional Courtland [CM+DM+EM+FM+CP+DP+EP] | | 300 SL | Clyde Robbins | | 2nd |
| 1.7.1956 | MGCC Milwaukee [Production +1.5] | | 300 SL | Bud Seaverns | | 6th |
| 7.7.1956 | SCCA National Beverly [DP] | 0 | 300 SL | Charles Wallace | | 1st |
| 7.7.1956 | SCCA National Beverly [DP] | 54 | 300 SL | Art Simmons | | DNF |
| 7.7.1956 | SCCA National Beverly [DP] | 71 | 300 SL | Bill Fleming | | 3rd |
| 7.7.1956 | SCCA National Beverly [DP] | 83 | 300 SL | Paul O'Shea | | 2nd |
| 7.7.1956 | SCCA National Beverly [EP+FP] | 94 | 190 SL | Henry Bostder | | 14th |
| 8.7.1956 | Preliminary Santa Maria [Novice +1.5] | 2 | 300 SL | Cameron Hall | | 2nd |
| 8.7.1956 | Santa Maria [Production] | 2 | 300 SL | Cameron Hall | | 2nd |
| 8.7.1956 | Santa Maria [Production] | 37 | 300 SL | Wells Forde | | 5th |
| 8.7.1956 | GP Rouen | 38 | 300 SL | Jacques Pollet | | DNA |
| 8.7.1956 | GP Rouen | 40 | 300 SL | Wolfgang Seidel | | 12th |
| 8.7.1956 | GP Rouen | 46 | 300 SL | Hans Tak | | DNF |
| 8.7.1956 | Coppa d'Oro delle Dolomiti | 71 | 300 SL | Arnaldo Bongiasca | | 18th |
| 8.7.1956 | Coppa d'Oro delle Dolomiti | 72 | 300 SL | Armando Zampiero | | 7th |
| 8.7.1956 | Coppa d'Oro delle Dolomiti | 73 | 300 SL | Kurt Zeller | | 9th |
| 8.7.1956 | Santa Maria [Production] | 78 | 300 SL | Harry Jones | | DNF |
| 8.7.1956 | Preliminary Santa Maria [Novice +1.5] | 78 | 300 SL | Harry Jones | | 3rd |
| 8.7.1956 | Santa Maria [BM+CM+DM+EM] | 78 | 300 SL | Harry Jones | | 13th |
| 8.7.1956 | Santa Maria [Production] | 136 | 300 SL | Tony Settember | | 1st |
| 8.7.1956 | Preliminary Santa Maria [Novice +1.5] | 181 | 300 SL S | Chuck Porter | | 1st |
| 8.7.1956 | Santa Maria [BM+CM+DM+EM] | 181 | 300 SL S | Chuck Porter | | 8th |
| 8.7.1956 | Preliminary Santa Maria [Novice +1.5] | 225 | 300 SL | Jerry Thompson | | 4th |
| 8.7.1956 | Preliminary Santa Maria | 225 | 300 SL | Jerry Thompson | | 8th |
| 8.7.1956 | Santa Maria [BM+CM+DM+EM] | 225 | 300 SL | Gerald Thompson | | 12th |
| 8.7.1956 | Santa Maria [Production] | 225 | 300 SL | Bob Drake | | DNF |
| 8.7.1956 | YVSCC Ellensburg [CP+DP+EP] | | 300 SL | | | DNA |
| 21.7.1956 | Preliminary San Diego [CP+DP+EP] | 10 | 300 SL | Lek von Kaesborg | | DNF |
| 21.7.1956 | Preliminary San Diego [CP+DP+EP] | 37 | 300 SL | Wells Forde | | 15th |
| 21.7.1956 | Preliminary San Diego [CP+DP+EP] | 38 | 300 SL | Jack Bates | | 1st |
| 21.7.1956 | Preliminary San Diego [CP+DP+EP] | 137 | 300 SL | John Colombero | | 4th |
| 21.7.1956 | Preliminary San Diego [CP+DP+EP] | 166 | 300 SL | Bob Dickson | | 5th |
| 21.7.1956 | Preliminary San Diego [BM+CM+DM+EM] | 181 | 300 SL S | Chuck Porter | | 8th |
| 22.7.1956 | Consolation San Diego [S+1.5/FIII/FL] | 10 | 300 SL | Lek von Kaesborg | | 8th |
| 22.7.1956 | San Diego [S+1.5] | 38 | 300 SL | Jack Bates | | 12th |
| 22.7.1956 | GP Bari [S3.0] | 68 | 300 SL | Hans Tak | | 9th |
| 22.7.1956 | San Diego [S+1.5] | 137 | 300 SL | John Colombero | | 10th |
| 22.7.1956 | San Diego [S+1.5] | 166 | 300 SL | Bob Dickson | | 14th |
| 22.7.1956 | San Diego [S+1.5] | 181 | 300 SL S | Chuck Porter | | 7th |
| 29.7.1956 | 24 h Le Mans | 7 | 300 SL | Einsiedel / Metternich | Prince Metternich | DNF |
| 29.7.1956 | Giro delle Calabria | | 300 SL | Hans Tak | | 6th |
| 29.7.1956 | 24 h Le Mans | | 300 SL | Jacques Pollet | Jacques Pollet | DNA |
| 4.8.1956 | Harewood Acres [Le Mans] | 19 | 300 SL | Paul van Antwerpen | P. Van Antwerpen | DNA |
| 4.8.1956 | Harewood Acres [S3.0] | 19 | 300 SL | Paul van Antwerpen | P. Van Antwerpen | 1st |
| 4.8.1956 | Harewood Acres [Le Mans] | 33 | 300 SL | John W. Baxter | J. W. Baxter | DNA |
| 4.8.1956 | Harewood Acres [S3.0] | 33 | 300 SL | John W. Baxter | J. W. Baxter | DNA |
| 4.8.1956 | Harewood Acres [S3.0] | 70 | 300 SL | Ted Baumgartner | T. Baumgartner | DNA |
| 4.8.1956 | Harewood Acres [Le Mans] | 70 | 300 SL | Ted Baumgartner | T. Baumgartner | DNA |
| 4.8.1956 | Harewood Acres [Le Mans] | 90 | 300 SL | George Arents | G. Arents, Jr. | DNA |
| 4.8.1956 | Harewood Acres [S3.0] | 90 | 300 SL | George Arents | G. Arents, Jr. | DNA |
| 4.8.1956 | Preliminary Mansfield [Novice] | | 300 SL | | | 7th |
| 4.8.1956 | Harewood Acres [S3.0] | | 300 SL | Bud Seaverns | | 2nd |
| 5.8.1956 | Rheinland Nürburgring [S1.5/GT+2.0] | 81 | 300 SL | Willy Mairesse | | 13th |
| 5.8.1956 | Rheinland Nürburgring [S1.5/GT+2.0] | 82 | 300 SL | Arne Lindberg | | 19th |
| 5.8.1956 | Rheinland Nürburgring [S1.5/GT+2.0] | 83 | 300 SL | | | raced |
| 5.8.1956 | Rheinland Nürburgring [S1.5/GT+2.0] | 84 | 300 SL | | | raced |
| 5.8.1956 | Rheinland Nürburgring [S1.5/GT+2.0] | 88 | 300 SL | Bengt Martenson | | 18th |
| 5.8.1956 | Rheinland Nürburgring [S1.5/GT+2.0] | 93 | 300 SL | Walter Schock | Daimler-Benz ? | 11th |
| 5.8.1956 | Rheinland Nürburgring [S1.5/GT+2.0] | 94 | 300 SL | Friedrich-Victor Rolff | Daimler-Benz ? | 17th |
| 5.8.1956 | Rheinland Nürburgring [S1.5/GT+2.0] | 95 | 300 SL | Kurt Ahrens | | DNF |
| 5.8.1956 | Rheinland Nürburgring [S1.5/GT+2.0] | 96 | 300 SL | Wolfgang Seidel | | 10th |
| 5.8.1956 | Rheinland Nürburgring [S1.5/GT+2.0] | | 300 SL | "Basilius" | | raced |
| 5.8.1956 | Maracay | | 300 SL | Piero Drogo | | 1st |
| 5.8.1956 | Mansfield [Main A] | | 300 SL | Bill Hughes | | ?th |
| 5.8.1956 | Preliminary Mansfield [Modified+CP+300SL] | | 300 SL | Bill Hughes | | ?th |
| 12.8.1956 | SCCA National Seafair [CP+DP+EP] | 18 | 300 SL | Jim Clapp | | 3rd |
| 12.8.1956 | SCCA National Seafair [CP+DP+EP] | 33 | 300 SL | Paul O'Shea | | 2nd |
| 12.8.1956 | SCCA National Seafair [CP+DP+EP] | 136 | 300 SL | Tony Settember | | DNF |