Include non-championship races
| Active Years | 1973–1982 |
| Cars Entered | 146 |
| Races Contested | 134 |
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| Average Classification | Median: 10, Mean: 10.20 (Standard deviation: 3.43) |
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| Average Qualifying Position | Median: 22, Mean: 20.87 (Standard deviation: 5.86) |
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| Fastest Laps | 1 |
| Average Fastest Lap Position | Median: 17, Mean: 16.24 (Standard deviation: 5.16) |
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| Races Led | 0 |
| Debut | 1973 French GP |
| Last Race | 1982 Las Vegas GP |
| Drivers' Championship | |
| Constructors' Championship | |
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| Driver | Races | Years |
Rikky von Opel | 8 | 1973–1974 | Vern Schuppan | 7 | 1974 | Mike Wilds | 4 | 1974 | Roelof Wunderink | 6 | 1975 | Gijs van Lennep | 3 | 1975 | Chris Amon | 10 | 1975–1976 | Patrick Nève | 1 | 1976 | Hans Binder | 1 | 1976 | Jacky Ickx | 9 | 1976–1978 | Clay Regazzoni | 21 | 1977, 1980 | Danny Ongais | 2 | 1978 | Lamberto Leoni | 4 | 1978 | Derek Daly | 14 | 1978–1979 | Nélson Piquet | 1 | 1978 | Harald Ertl | 4 | 1978 | Brett Lunger | 1 | 1978 | Patrick Gaillard | 5 | 1979 | Marc Surer | 9 | 1979, 1981 | Tiff Needell | 2 | 1980 | Jan Lammers | 8 | 1980 | Geoff Lees | 2 | 1980 | Ricardo Londoño | 1 | 1981 | Eliseo Salazar | 9 | 1981 | Roberto Guerrero | 15 | 1982 |
| Car Manufacturer | Races | Years |
| Ensign | 146 | 1973–1982 |
| Engine Manufacturer | Races | Years |
| Ford | 146 | 1973–1982 |
| Tyre Manufacturer | Races | Years |
| Firestone | 19 | 1973–1974 | | Goodyear | 96 | 1975–1980 | | Michelin | 19 | 1981–1982 | | Avon | 12 | 1981–1982 |
| Lubricant Manufacturer | Races | Years |
| Castrol | 21 | 1977–1978 | | Valvoline | 31 | 1979, 1981 | | Unipart | 16 | 1980 |
| Entrant | Races | Years |
| Team Ensign | 48 | 1973–1974, 1976, 1979 | | HB Bewaking Team Ensign | 11 | 1975 | | Team Tissot Ensign with Castrol | 17 | 1977 | | Team Tissot Ensign | 19 | 1978 | | Sachs Racing | 4 | 1978 | | Unipart Racing Team | 16 | 1980 | | Ensign Racing | 31 | 1981–1982 |
| Chassis Designer | Races | Years |
| Morris Nunn | 26 | 1973–1976 | | Dave Baldwin | 62 | 1975–1979 | | John Baldwin | 55 | 1977–1979 | | Shahab Ahmed | 11 | 1979 | | Ralph Bellamy | 33 | 1980–1982 | | Nigel Bennett | 47 | 1980–1982 |
| Car Model | Races | Years |
| Ensign N173 | 8 | 1973–1974 | | Ensign N174 | 18 | 1974–1976 | | Ensign N175 | 6 | 1975 | | Ensign N176 | 12 | 1976 | | Ensign N177 | 44 | 1977–1979 | | Ensign N179 | 11 | 1979 | | Ensign N180 | 16 | 1980 | | Ensign N180B | 17 | 1981–1982 | | Ensign N181 | 14 | 1982 |
| Car Number | Races | Years |
| Car 29 | 1 | 1973 | | Car 28 | 6 | 1973 | | Car 22 | 73 | 1974, 1976–1979 | | Car 25 | 1 | 1974 | | Car 31 | 8 | 1975 | | Car 19 | 1 | 1975 | | Car 33 | 1 | 1975 | | Car 32 | 1 | 1975 | | Car 23 | 7 | 1978 | | Car 14 | 45 | 1980–1982 | | Car 41 | 2 | 1980 |
| Team Sponsor | Races | Years |
| Champion | 43 | 1974, 1979, 1981 | | Dempster | 12 | 1974 | | HB Alarmsystemen | 25 | 1975–1976 | | F&S Properties | 14 | 1976 | | First National City | 14 | 1976 | | Valvoline | 45 | 1976, 1981–1982 | | Castrol | 17 | 1977 | | Goodyear | 32 | 1977, 1979 | | Tissot | 36 | 1977–1978 | | Duckhams | 15 | 1979 | | Hi-Line | 15 | 1979 | | Theodore Racing | 15 | 1979 | | Unipart | 16 | 1980 | | AP | 16 | 1981 | | Din | 16 | 1981 | | Esso | 16 | 1981 | | Ferodo | 16 | 1981 | | Koni | 16 | 1981 | | Lucas | 16 | 1981 | | Michelin | 16 | 1981 | | Tecfin | 16 | 1981 | | Toyota | 16 | 1981 | | Cafe de Colombia | 17 | 1981–1982 | | Doria | 2 | 1981 | | ISM Group | 2 | 1981 | | Lepitre | 2 | 1981 | | Budweiser | 1 | 1981 | | Candy | 15 | 1982 | | Caribu Jeans | 15 | 1982 |
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