| 2.5.1983 | Thundersports Snetterton | 43 | B36 | Weaver / Birrane | | 2nd |
| 2.5.1983 | Thundersports Snetterton | 45 | B19 | Andreason / Bellm | Daily Mail/Mucron Racing | raced |
| 15.5.1983 | DRM Mainz-Finthen | | B31 | Rolf Götz | Rolf Götz | 7th |
| 15.5.1983 | SM Dijon | | B36 | Max Jakob | | ?th |
| 22.5.1983 | Interserie Zeltweg | 57 | B31 | Rolf Götz | Rolf Götz | 4th |
| 30.5.1983 | Thundersports Brands Hatch | 43 | B36 | Weaver / Arundel | Scorpion Racing, Sigas, Singleton, Olympus | DNF |
| 30.5.1983 | Thundersports Brands Hatch | 45 | B36 | Andreason / Bellm | Daily Mail/Mucron Racing | 3rd |
| 30.5.1983 | Thundersports Brands Hatch | 46 | B19 | James Wallis | The Otford Group | DNA |
| 30.5.1983 | Thundersports Brands Hatch | 54 | B19 | Budge / Malkie | Richard John Budge | 9th |
| 30.5.1983 | Thundersports Brands Hatch | 72 | B19 | Thompson / Rollinson | Tech Speed | DNF |
| 30.5.1983 | 3 h Lime Rock | 74 | GTP | Del Russo Taylor | Mark Wagoner | 37th |
| 30.5.1983 | Thundersports Brands Hatch | 77 | B19 | Gordon / Whyman | North Downs Instruments/Ebor Motorsport | DNA |
| 30.5.1983 | Thundersports Brands Hatch | 91 | B60 | Morgan / Jacobsen | Plygrange UK Energy Conservation Commercial Domestic | DNA |
| 5.6.1983 | Can-Am Mosport | 63 | B24 | Rupert Bragg-Smith | Bragg-Smith Racing | 14th |
| 19.6.1983 | 6 h Mid-Ohio | 74 | GTP | Del Russo Taylor | Mark Wagoner | 44th |
| 25.6.1983 | Thundersports Oulton Park | 7 | B16 | Crawford / Williams | Plygrange UK: Energy Conservation Commercial Domestic | DNF |
| 25.6.1983 | Thundersports Oulton Park | 32 | B26/36 | Thompson / Rollinson | Tech-Speed Racing | DNA |
| 25.6.1983 | Thundersports Oulton Park | 43 | B36 | Arundel / Dodd-Noble | Scorpion Racing, Sigas, Singleton, Olympus Cameras | 10th |
| 25.6.1983 | Thundersports Oulton Park | 45 | B36 | Bellm / Andreason | Daily Mail/Mucron Racing | 9th |
| 25.6.1983 | Thundersports Oulton Park | 50 | B26/36 | Simms / Rhodes | | 11th |
| 25.6.1983 | Thundersports Oulton Park | 54 | B19 | Budge / Malkie | Richard John Budge | 1st |
| 25.6.1983 | Thundersports Oulton Park | 72 | B19 | Wilds / Thompson | Tech-Speed Racing | DNF |
| 3.7.1983 | Norisring Trophäe | 31 | B31 | Rolf Götz | Rolf Götz | 10th |
| 24.7.1983 | Thundersports Thruxton | 32 | B26/36 | Thompson / Rollinson | Gil Baird (Tech Speed Racing) | 4th |
| 24.7.1983 | Thundersports Thruxton | 43 | B36 | Weaver / Arundel | Scorpion Racing, Sigas, Olympus, Singleton Joinery | 1st |
| 24.7.1983 | Thundersports Thruxton | 45 | B36 | Andreason / Bellm | Daily Mail/Mucron Racing | 3rd |
| 24.7.1983 | Thundersports Thruxton | 54 | B19 | Budge / Malkie | Richard Budge | raced |
| 14.8.1983 | Thundersports Donington | 7 | B16 | Crawford / Williams | | DNF |
| 14.8.1983 | Thundersports Donington | 43 | B36 | Weaver / Arundel | | DNF |
| 14.8.1983 | Thundersports Donington | 45 | B36 | Andreason / Bellm | Daily Mail/Mucron Racing | DNF |
| 14.8.1983 | Thundersports Donington | 50 | B26/36 | Booth / Simms | | raced |
| 14.8.1983 | Interserie Most | 57 | B31 | Rolf Götz | Rolf Götz | 7th |
| 14.8.1983 | Interserie Most | 67 | B36 | Jean-Claude Ferrarin | Jean-Claude Ferrarin | DNF |
| 14.8.1983 | Interserie Most | 68 | B36 | Peter-Paul Dürig | Team Decorplast | 12th |
| 14.8.1983 | Thundersports Donington | 72 | B19 | Thompson / Rollinson | Gil Baird | DNF |
| 11.9.1983 | Interserie Siegerland II | 57 | B31 | Rolf Götz | Rolf Götz | 9th |
| 11.9.1983 | Interserie Siegerland I | 57 | B31 | Rolf Götz | Rolf Götz | 7th |
| 11.9.1983 | Can-Am Mosport II | 63 | B24 | Rupert Bragg-Smith | Bragg-Smith Racing | 10th |
| 11.9.1983 | Interserie Siegerland I | 68? | B36 | Peter-Paul Dürig | Team Decorplast | 14th |
| 11.9.1983 | Interserie Siegerland II | 68? | B36 | Peter-Paul Dürig | Team Decorplast | 15th |
| 11.9.1983 | Interserie Siegerland II | 72 | B21/31 | Rolf Lamberty | Rolf Lamberty | 9th |
| 11.9.1983 | Interserie Siegerland I | 72 | B21/31 | Rolf Lamberty | Rolf Lamberty | 9th |
| 25.9.1983 | Thundersports Brands Hatch | 7 | B16 | Morgan / Lanfranchi | Plygrange UK: Energy Conservation Commercial-Domestic | raced |
| 25.9.1983 | Thundersports Brands Hatch | 43 | B36 | Weaver / Arundel | Scorpion Racing Sigas Shell Singleton Olympus | 3rd |
| 25.9.1983 | Thundersports Brands Hatch | 45 | B36 | Andreason / Bellm | Daily Mail/Mucron Racing | DNF |
| 25.9.1983 | Thundersports Brands Hatch | 46 | B19 | Wilds / Wallis | The Otford Group | 5th |
| 25.9.1983 | Thundersports Brands Hatch | 50 | B26/36 | Booth / Simms | Warren Booth/Richard Simms | raced |
| 25.9.1983 | Thundersports Brands Hatch | 54 | B19 | Budge / Malkie | Richard Budge/Vin Malkie | raced |
| 25.9.1983 | Thundersports Brands Hatch | 57 | B8 | Aylett / Bryant | Cores Lion Developments Ltd. | raced |
| 25.9.1983 | Thundersports Brands Hatch | 72 | B26/36 | Thompson / Lanfranchi | Gil Baird | raced |
| 25.9.1983 | Thundersports Brands Hatch | 77 | B19 | Gordon / Knight | North Downs Instruments | raced |
| 25.9.1983 | Thundersports Brands Hatch | 80 | B8 | Dodkins / Village | National Breakdown | raced |
| 29.10.1983 | Interserie Hockenheim | 57 | B31 | Rolf Götz | Rolf Götz | 7th |
| 29.10.1983 | Interserie Hockenheim | 72 | B21/31 | Rolf Lamberty | Rolf Lamberty | 20th |