1980 IndyCar season Drivers and constructors Drivers and constructors

| Team | Chassis | Engine | Tires | Drivers |
|---|---|---|---|---|
| Leader Card | Watson | Offy Cosworth | G | Billy Vukovich II |
| Leader Card | Watson | Offy Cosworth | G | Sheldon Kinser |
| Menard Racing | Lightning | Offy | G | Herm Johnson |
| Wood Power | Eagle | Chevrolet | G | Bill Tempero |
| Alex Foods | Penske | Cosworth | G | Pancho Carter |
| Del Ray Marine Agajanian-Faas | King | Chevrolet | G | Bob Harkey Tony Bettenhausen Jr |
| The Enterprise | Wildcat | Offy | G | Ross Davis |
| Pacific Coast Racing | Penske Lightning | Cosworth Offy | G | Rick Muther |
| Pacific Coast Racing | Penske Lightning | Cosworth Offy | G | Al Loquasto Jeff Heywood |
| Gilmore Racing | Parnelli | Cosworth | G | A.J. Foyt |
| Gilmore Racing | Parnelli | Cosworth | G | George Snider |
| Armstrong Mould O`Hanlon Racing | Wildcat Lola Orbiter McLaren March | DGS Cosworth Chevrolet | G | Jerry Sneva |