1986 Formula One season Drivers and constructors Drivers and constructors

| Entrant | Constructor_ | Chassis | Engine | Tyres | Driver | Rounds |
|---|---|---|---|---|---|---|
| Osella Squadra Corse | Osella - Alfa Romeo | FA1G FA1F FA1H | Alfa Romeo 890T 1.5 V8 t | P | Piercarlo Ghinzani | All |
| Osella Squadra Corse | Osella - Alfa Romeo | FA1G FA1F FA1H | Alfa Romeo 890T 1.5 V8 t | P | Christian Danner | 1-6 |
| Osella Squadra Corse | Osella - Alfa Romeo | FA1G FA1F FA1H | Alfa Romeo 890T 1.5 V8 t | P | Allen Berg | 7-12, 14-16 |
| Osella Squadra Corse | Osella - Alfa Romeo | FA1G FA1F FA1H | Alfa Romeo 890T 1.5 V8 t | P | Alex Caffi | 13 |
| Minardi Team SpA | Minardi - Motori Moderni | M185B M186 | Motori Moderni Tipo 615-90 1.5 V6 t | P | Andrea de Cesaris | All |