http://www.racesimcentral.net/***world/bbb/tracks.html for N2 or N99? Their
are pretty good, the 141 speedway is a 1/4 mile that's a real track in
Wisconsin, is pretty fun. Williamsburg is a banked Richmond with 139 mph
laps, Lake Geneva is totally flat short track, Hattiesburg is a flatten
from them you get Ontario (indy and california mix) and Nashville 1970 with
35 degree banking. Also at the Pits if you get the Touring patch for N99 you
get TheGlen which is converted from GPL Watkins Glen. Try these tracks,
they look really good.
Good Luck and have fun.