Here are some snippets on the rules this year:
- Must be production based street use for sale in U.S.
- Maximum 1000cc & 370lb minimum with fuel
- Only "Lightly" modded stock crankshafts are allowed
- Stock gear ratios and one AMA-aproved set of alternate
- Limited mods to the stock frame (for strength)
- Four-cylinder must retain stock throttle bodies and airboxes
- Twins can use stock throttle body plus one alternate & can use aftermarket airboxes