i dont know if u michigan guys know of this but i just found it on craislist...http://detroit.craigslist.org/mcy/727621184.html
i emailed the guy to get more information and here is what he sent me...
Hi Steve. Gates open at 9, cost is $5.00 per person to enter grounds(under 12 is free) $15.00 each bike/class to race, money class is $20.00, grudge races are a dollar. sign-up is 10 to noon, practice is 11 to noon, racing starts at 1. light tree is used, track is 1/4 mile,you can run whatever tires you want. you must have tether kill switch, front number plate, and number plates on top back rear fenders. If you don't have number plates they will give you paper plates to put on bike with numbers on them. You need helmet, goggles(or full face helmet with shield) long sleeve shirt, long pants, gloves and good boots. There will be 3 more drags this year july 20, august 24, and oct 5. Races are held at the port huron motorcycle club on griswald in port huron. Hope you get this in time, have fun and good luck. Lou.
if my kid is feelin ok i think i might make it out .maybe get a chance to spray.i know its a way short notice but whos up for it?