Downtown Marble City, Oklahoma – September 28, 2019 9am-3pm
The Speed Challenge is an UPHILL speed trial to see who has the fastest vehicle. Multiple classes cover ANYTHING WITH WHEELS! The Turbo Bike top speed is currently set at 116mph!! Also have classes for Cruisers and Street bikes. Call Tam at (918) 230-0605 to pre-register or for more information.

Uphill Speed Challenge opens at 9:00am
Trophies presented at 3:30 pm
Free Kids Events All Day – face painting, inflatables, games, contests.

$15 Pre-register for a guaranteed run up the hill and a free t-shirt. Day-of entries are $20 1st Run/$15 Addt'l Runs. Fourteen classes cover ANYTHING WITH WHEELS!! Features lots of tasty food, fast cars, fun, and excitement. The speed challenge will be held up the steep hill in the middle of town. Custom trophies will be awarded to the top speeders. Inflatables, free ice cream, carnival games and face painting will also be available for kids. Bring the whole family (and your lawn chairs) and make a fun day of it.

Speed Challenge - $20 1st run/ $15 additional runs (Day of)
Pre-Register - $15 per run + Free t-shirt
Trophies for Top Speeders by class
Mayhem Money drawing – every hour!