4th Annual Official Turbo Trefoil Derby Car
Design the council's fastest car with your troop, friends or family!
Come out to the Joliet Gathering Place next year (date to be announced) to race your car, meet other Girl Scouts and interact with vendors with hands-on activities.
Car Dimension and Weight Rules
The overall length of the car shall not exceed 7 inches.
The overal width of the car shall not exceed 2 3/4 inches.
The car must have 1 3/4″ clearance between the wheels.
The car must have 3/8″ clerance underneath the body so it does not rub on the track.
The car shall not exceed 5.0 ounces.
The official weight scale that is used at car check-in shall be considered final.