1981 CART Series Engines Championship Standings
| # | Engine | Points | |
|---|---|---|---|
| 1. |  Cosworth |
387 |
|
| 2. |  Chevrolet |
142 |
|
| 3. |  Offenhauser |
19 |
|
Next race: XPEL Grand Prix at Road America, June 21, 02:27 pm ET