NSRA Membership Form

Divisions and Classes for NSRA 2007
TRAIL STOCK	500 - 600 - 700 - 1000
SEMI PRO	440 - 500 - 600Fan - 600 - 700 - 800 - 1000
STOCK	440 - 500 - 600Fan - 600 - 600S -700 - 800 - 1000
IMPROVED STOCK	440 - 500 - 600 - 700 - 800 - 1000
PRO STOCK	500 - 600 - 700 - 800 - 1000
HEAVY MODIFIED	500 - 600 - 700 - 800 - 1000

What class am I in?
Class	Engine CC Limit	Max Carb Size	Exhst	More...
400	440 max	34 mm 36 mm Injection	Single Single
500	500 Max	38 mm 40 mm Injection	Single Single
600 Fan
600S	501-600	OEM	OEM	Single Pipe
600	501-600	OEM	OEM	Triple Pipe
700	601-700	OEM	OEM	Triple Pipe
800	701-800	OEM	OEM	Triple Pipe
1000	1000	OEM	OEM
4-Stroke Model Classifications
2006 Polaris FST750 turbo			500 Stock
2006 Yamaha Nytro			500 Stock
05-06 Vector and Rage			500 Stock
2005, 2006 Cat T660 Turbo			600 Stock (multi-pipe)
2006 Yamaha Apex			600 Stock (multi-pipe)
2006 Yamaha Apex			700 Improved Stock
03-05 Yamaha RX1, 06 Attack			600 Stock (multi-pipe)
03-06 Yamaha RX1			600 Improved Stock (700 pounds)