Grant Piston Ring
Country: United States of America
Parent Team:
Also known as:
Competed in championships:
| Year | Championship | Racing Class | Driver(s) | Manufacturer / Chassis | Manufacturer Model | Engine Supplier | 1954 | USAC Gold Crown Series 1954 | Champ Car | Rodger Ward | Kurtis Kraft | Offy | 1949 | USAC Gold Crown Series 1949 | Champ Car | Jimmy Davies | Offy | Offy |
|---|