Super DIRTcar Series
| Category | Modified Racing |
|---|---|
| Country | United States, Canada |
| Affiliations | Mr. DIRTcar, Mr. DIRTcar 358 |
| Inaugural season | 1972 |
| Manufacturers | Bicknell, TEO, Troyer |
| Tire suppliers | Hoosier |
| Drivers' champion | Mat Williamson |
| Official website | superdirtcarseries |
| Big Block Modified Weekly Championship | |
| Drivers' champion | Mat Williamson |
| 358 Modified Series | |
| Drivers' champion | Mat Williamson |
| 358 Modified Weekly Championship | |
| Drivers' champion | Lance Willix II |
The Super DIRTcar Series Big Block Modifieds is a North American big block modified touring series currently promoted by World Racing Group. The series primarily races on dirt ovals in the Northeastern United States and Canada along with select dates in Florida and North Carolina.
The cars feature big block V8 engines (up to 467 c.i.) that develops over 750 hp and a center-steer style chassis that weighs at least 2,500 lb with driver included.