| 22.4.1956 | SCCA Regional Thompson [CM+DP] | 79 | #XKC 009 | David Darrin | | 3rd |
| 22.4.1956 | SCCA Regional Thompson [CM+DP] | 111 | #XKC 013 | Jack Crusoe | | 2nd |
| 29.4.1956 | WJC Charterhall [Sports] | 67 | #XKC 053 | Keith Hall | J. K. Hunter | 4th |
| 29.4.1956 | WJC Charterhall [Racing] | 67 | #XKC 053 | Keith Hall | J. K. Hunter | 4th |
| 29.4.1956 | Mille Miglia | | | Margulies / Piper | | DNA |
| 10.5.1956 | Eläintarhanajo [Production] | 13 | #XKC 044 | Väinö Miettinen | | 4th |
| 12.5.1956 | MMKMC Silverstone [S+2.5 Race 2] | 97 | | Max Trimble | | 3rd |
| 12.5.1956 | MMKMC Silverstone [S+2.5 Race 1] | 97 | | Max Trimble | | 3rd |
| 19.5.1956 | Preliminary Bakersfield [BM+CM+DM+EM] | 18 | #XKC 007 | Carlyle Blackwell | | 9th |
| 19.5.1956 | WECC Snetterton [Jaguar Handicap] | 90 | #XKC 053 | Jock Lawrence | J. K. Hunter | 1st |
| 20.5.1956 | Bakersfield [BM+CM+DM+EM] | 18 | #XKC 007 | Carlyle Blackwell | | 7th |
| 20.5.1956 | Santa Rosa [BM+CM+DM+EM] | 105 | #XKC 017 | Ray Seher | | 15th |
| 20.5.1956 | SCCA National Cumberland [BM+CM+DM] | 211 | | David Darin | D. Darin | DNF |
| 21.5.1956 | Whitsun Goodwood [S+1.5] | 60 | #XKC 046 | Max Trimble | Max Trimble | raced |
| 21.5.1956 | NSCC Mallory Park [S+2.7] | 63 | | J. G. Allison | | 1st |
| 21.5.1956 | Whitsun Goodwood [S+1.5] | 63 | | Maurice Charles | Maurice Charles | DNA |
| 21.5.1956 | NSCC Mallory Park [Formula Libre] | 63 | | J. G. Allison | | 3rd |
| 30.5.1956 | SCCA Regional Thompson [Open] | 15 | | Jim Woods | | 3rd |
| 30.5.1956 | SCCA Regional Thompson [BM+CM+DM] | 15 | | Jim Woods | | 3rd |
| 30.5.1956 | SCCA Regional Thompson [Open] | 99 | | Herb Hoefler | | 5th |
| 30.5.1956 | SCCA Regional Thompson [BM+CM+DM] | 99 | | Herb Hoefler | | DNA |
| 30.5.1956 | SCCA Regional Thompson [BM+CM+DM] | 114 | #XKC 013 | Jack Crusoe | | 2nd |
| 30.5.1956 | SCCA Regional Thompson [Open] | 114 | #XKC 013 | Jack Crusoe | | 4th |
| 2.6.1956 | 8 Clubs Silverstone [Scratch] | 84 | | Max Trimble | | 2nd |
| 9.6.1956 | NSMC Oulton Park [Sports Handicap] | 52 | #XKC 046 | Max Trimble | Kieft Sports Cars Co. | 1st |
| 9.6.1956 | NSMC Oulton Park [Sports Unlimited] | 52 | #XKC 046 | Max Trimble | Kieft Sports Cars Co. | DNA |
| 9.6.1956 | NSMC Oulton Park [Racing Handicap] | 52 | #XKC 046 | Max Trimble | Kieft Sports Cars Co. | 3rd |
| 10.6.1956 | Opatija [S3.0] | 42 | | | | raced |
| 10.6.1956 | Opatija [S3.0] | 48 | | | | raced |
| 10.6.1956 | Targa Florio | 114 | #XKC 038 | Margulies / Piper | Dan Margulies | 21st |
| 10.6.1956 | Preliminary Lawrenceville [BM+CM+DM+EM+FM+CP+DP] | 139 | | Richard McConnell | | DNA |
| 16.6.1956 | ADMC Crimond [Formula Libre] | 32 | #XKC 053 | Jock Lawrence | J. K. Hunter | 1st |
| 16.6.1956 | ADMC Crimond [Sports] | 32 | #XKC 053 | Jock Lawrence | J. K. Hunter | 1st |
| 17.6.1956 | 500 mile Rafaela | | | Miguel Schroeder | | raced |
| 17.6.1956 | ECMC Snetterton [Sports] | | | Max Trimble | | ?th |
| 23.6.1956 | MMEC Silverstone [Unlimited] | 33 | | Max Trimble | | 3rd |
| 23.6.1956 | MMEC Silverstone [Formula Libre] | 33 | | Max Trimble | | 2nd |
| 23.6.1956 | BARC Aintree 100 [S+1.5] | 42 | #XKC 052 | Maurice Charles | Maurice Charles | ?th |
| 24.6.1956 | SCCA National Road America [BM+CM+DM] | 136 | | Richard McConnell | Richard M. McConnell | DNF |
| 1.7.1956 | SCCA Regional Thompson [S+2.0] | 114 | #XKC 013 | Jack Crusoe | | 3rd |
| 7.7.1956 | SCCA National Beverly [BM+CM+DM+EM] | 73 | #XKC 009 | David Darrin | | 19th |
| 7.7.1956 | SCCA National Beverly [BM+CM+DM+EM] | 99 | | Herb Hoefler | | DNF |
| 7.7.1956 | SCCA National Beverly [BM+CM+DM+EM] | 104 | | Jim Woods | | DNF |
| 7.7.1956 | SCCA National Beverly [BM+CM+DM+EM] | 214 | #XKC 013 | Jack Crusoe | | 16th |
| 14.7.1956 | GP Silverstone | 8 | #XKC 046 | Max Trimble | Trimble | 13th |
| 21.7.1956 | AMOC Silverstone [Unlimited] | 92 | | Max Trimble | | 4th |
| 22.7.1956 | SMRC Snetterton [Formula Libre] | 44 | | Max Trimble | Kieft Sports Car Co. | 6th |
| 22.7.1956 | GP Bari [S3.0] | 60 | | Dan Margulies | | DNA |
| 28.7.1956 | ADMC Crimond [Formula Libre] | 29 | #XKC 053 | Jock Lawrence | J. K. Hunter | 1st |
| 28.7.1956 | ADMC Crimond [Sports] | 29 | #XKC 053 | Jock Lawrence | J. K. Hunter | 1st |
| 5.8.1956 | Mansfield [Main A] | | | | | raced |
| 6.8.1956 | BARC Crystal Palace [Invitation Handicap] | 28 | | Max Trimble | | 2nd |
| 6.8.1956 | BARC Crystal Palace [Unlimited] | 38 | | Max Trimble | | 3rd |
| 6.8.1956 | BRSCC Brands Hatch [S+1.5] | 39 | #XKC 052 | Maurice Charles | Maurice Charles | 5th |
| 11.8.1956 | NSCC Silverstone [Formula Libre] | 59 | | Max Trimble | | 3rd |
| 11.8.1956 | NSCC Silverstone [Unlimited] | 59 | | Max Trimble | | 2nd |
| 11.8.1956 | NSCC Silverstone [Unlimited] | 60 | | David Lewis | | 5th |
| 18.8.1956 | Oulton Park International [S+1.5] | 32 | #XKC 046 | Max Trimble | Kieft Sports Car Co. | 9th |
| 19.8.1956 | SCCA Regional Montgomery [CM+DM+EM] | 20 | #XKC 009 | David Darrin | | 7th |
| 1.9.1956 | Preliminary Santa Barbara [BM+CM+DM+EM+UR] | 18 | #XKC 007 | Carlyle Blackwell | | 14th |
| 2.9.1956 | Santa Barbara [S+1.5] | 18 | #XKC 007 | Carlyle Blackwell | | 12th |
| 2.9.1956 | SCCA National Thompson [BM+CM+DM] | 214 | #XKC 013 | Jack Crusoe | | 6th |
| 8.9.1956 | Goodwood Trophy [S+1.5] | 16 | #XKC 046 | Max Trimble | Max Trimble | 14th |
| 8.9.1956 | Goodwood Trophy [2nd Handicap] | 16 | #XKC 046 | Max Trimble | Max Trimble | 4th |
| 9.9.1956 | 6 h Road America | 16 | | Richard McConnell | | DNF |
| 15.9.1956 | GP Watkins Glen | 20 | #XKC 009 | David Darrin | David Darrin | 6th |
| 15.9.1956 | PMC Silverstone [Unlimited] | 88 | #XKC 053? | Gil Tyrer | | 5th |
| 15.9.1956 | PMC Silverstone [Handicap S+1.5] | 88 | #XKC 053? | Gil Tyrer | | 4th |
| 22.9.1956 | BARC Goodwood [S3.5] | 35 | | Max Trimble | | 5th |
| 29.9.1956 | BARC Aintree [S+2.0] | | #XKC 053? | Gil Tyrer | | 1st |
| 6.10.1956 | NSMC Silverstone [Handicap] | 96 | | Max Trimble | | 5th |
| 7.10.1956 | SCCA Regional Thompson [CM+DM] | 3 | #XKC 013 | Jack Crusoe | | 7th |
| 7.10.1956 | SCCA Regional Thompson [CM+DM] | 5 | #XKC 009 | David Darrin | | 8th |
| 13.10.1956 | LCCC Oulton Park [S3.0/S+3.0] | 87 | #XKC 046 | Max Trimble | Max Trimble | ?th |
| 13.10.1956 | LCCC Oulton Park [Racing Handicap] | 87 | #XKC 046 | Max Trimble | Max Trimble | DNA |
| 20.10.1956 | Preliminary Pomona [BM+CM+DM+EM] | 18 | #XKC 007 | Carlyle Blackwell | | 10th |
| 21.10.1956 | Pomona [S+1.5] | 18 | #XKC 007 | Carlyle Blackwell | | 11th |
| 28.10.1956 | SCCA Regional Thompson [Open] | 3 | #XKC 013 | Jack Crusoe | | raced |
| 4.11.1956 | SCCA National Palm Springs [BM+CM+DM+EM] | 18 | | Tom Groskritz | Tom Groskritz | DNF |
| 4.11.1956 | SCCA National Palm Springs [BM+CM+DM+EM] | 103 | | Ces Critchlow | Ces Critchlow | DNF |
| 18.11.1956 | Paramount Ranch [BM+CM+DM+EM] | 14 | | Tom Groskritz | | 8th |
| 7.12.1956 | Preliminary Nassau [S+2.0] | 103 | #XKC 009 | David Darrin | David Darrin | raced |
| 7.12.1956 | Governor's Trophy | 103 | #XKC 009 | David Darrin | David Darrin | 14th |
| 8.12.1956 | Nassau [Locals Heat 2] | 103 | #XKC 009 | David Albury | David Darrin | 2nd |
| 8.12.1956 | Nassau [Locals Heat 1] | 103 | #XKC 009 | David Albury | David Darrin | 1st |
| 8.12.1956 | Nassau [Jaguar] | 103 | #XKC 009 | David Darrin | David Darrin | 4th |
| 9.12.1956 | Nassau Trophy | 51 | | Ray Lavely | Ray Lavely | DNA |
| 9.12.1956 | Nassau Trophy [Consolation] | 103 | #XKC 009 | David Darrin | David Darrin | DNF |