McLaren MP4/1
The others models
Pendant que De Cesaris cassait les voitures, John Watson s'appliquait à les rendre performantes. La nouvelle MP4/1 à coque entièrement en carbone annonçait la révolution à venir et remportera en 1981 une belle victoire en Angleterre.
Grands Prix
| n | Year | Grand Prix | Team | N° | Driver | Engine | Tyre | Grid | Race |
| 1 | 1981 | Argentina | Marlboro McLaren International | 7 | WATSON John | Ford Cosworth DFV V8 | Michelin | 11 | ab | Crown wheel |
| 2 | 1981 | San Marino | Marlboro McLaren International | 7 | WATSON John | Ford Cosworth DFV V8 | Michelin | 7 | 10 | |
| 3 | 1981 | Belgium | Marlboro McLaren International | 7 | WATSON John | Ford Cosworth DFV V8 | Michelin | 5 | 7 | |
| 4 | 1981 | Monaco | Marlboro McLaren International | 7 | WATSON John | Ford Cosworth DFV V8 | Michelin | 10 | ab | Engine |
| 1981 | Monaco | Marlboro McLaren International | 8 | De CESARIS Andrea | Ford Cosworth DFV V8 | Michelin | 11 | ab | Collision |
| 5 | 1981 | Spain | Marlboro McLaren International | 7 | WATSON John | Ford Cosworth DFV V8 | Michelin | 4 | 3 | |
| 1981 | Spain | Marlboro McLaren International | 8 | De CESARIS Andrea | Ford Cosworth DFV V8 | Michelin | 14 | ab | Spin |
| 6 | 1981 | France | Marlboro McLaren International | 7 | WATSON John | Ford Cosworth DFV V8 | Michelin | 2 | 2 | |
| 1981 | France | Marlboro McLaren International | 8 | De CESARIS Andrea | Ford Cosworth DFV V8 | Michelin | 5 | 11 | |
| 7 | 1981 | Britain | Marlboro McLaren International | 7 | WATSON John | Ford Cosworth DFV V8 | Michelin | 5 | 1 | |
| 1981 | Britain | Marlboro McLaren International | 8 | De CESARIS Andrea | Ford Cosworth DFV V8 | Michelin | 6 | ab | Pile-up |
| 8 | 1981 | Germany | Marlboro McLaren International | 7 | WATSON John | Ford Cosworth DFV V8 | Michelin | 9 | 6 | |
| 1981 | Germany | Marlboro McLaren International | 8 | De CESARIS Andrea | Ford Cosworth DFV V8 | Michelin | 10 | ab | Spin |
| 9 | 1981 | Austria | Marlboro McLaren International | 7 | WATSON John | Ford Cosworth DFV V8 | Michelin | 12 | 6 | |
| 1981 | Austria | Marlboro McLaren International | 8 | De CESARIS Andrea | Ford Cosworth DFV V8 | Michelin | 18 | 8 | |
| 10 | 1981 | Netherlands | Marlboro McLaren International | 7 | WATSON John | Ford Cosworth DFV V8 | Michelin | 8 | ab | Electrics |
| 1981 | Netherlands | Marlboro McLaren International | 8 | De CESARIS Andrea | Ford Cosworth DFV V8 | Michelin | 13 | np | Accident |
| 11 | 1981 | Italy | Marlboro McLaren International | 7 | WATSON John | Ford Cosworth DFV V8 | Michelin | 7 | ab | Accident |
| 1981 | Italy | Marlboro McLaren International | 8 | De CESARIS Andrea | Ford Cosworth DFV V8 | Michelin | 16 | 7 | Accident |
| 12 | 1981 | Canada | Marlboro McLaren International | 7 | WATSON John | Ford Cosworth DFV V8 | Michelin | 9 | 2 | |
| 1981 | Canada | Marlboro McLaren International | 8 | De CESARIS Andrea | Ford Cosworth DFV V8 | Michelin | 13 | ab | Spin |
| 13 | 1981 | Las Vegas | Marlboro McLaren International | 7 | WATSON John | Ford Cosworth DFV V8 | Michelin | 6 | 7 | |
| 1981 | Las Vegas | Marlboro McLaren International | 8 | De CESARIS Andrea | Ford Cosworth DFV V8 | Michelin | 14 | 12 | |
| 14 | 1982 | South Africa | Marlboro McLaren International | 8 | LAUDA Niki | Ford Cosworth DFV V8 | Michelin | 13 | 4 | |
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