look into getting a sprint kart w/ a 100cc yamaha motor on it and youll be able to race at e town every other weekend......
go to
www.worldkarting.com or
www.woodbridgekartclub.com these sites can point you in the rite direction.
i race enduro karts all over the east coast at all the prestigeious tracks and doing over 100mph. you can get a race ready kart for around $1k and its 70 bucks a race which is 45 min long
-brandon