ISP Class Lineup:

1. 6500 Light Pro Stock Trucks

2. 8000 Hot Street Diesel Trucks

3. 5000 NA Super Stock Tractors

4. 10000 Pro Farm Tractors

5. 6500 Open

Stock Classes Offered:*

1. 6800 Stock Gas Trucks

2. 8000 Stock Diesel Trucks

3. 6000 Too Hot to Farm Tractors

4. 10000 NA Farm Stock Tractors

*Stock class lineup subject to change. Check with promoter for specific rules and other details on stock classes.