********* NEWS FROM THE INTERNATIONAL SOAP BOX DERBY ON NEW RULE CHANGES !!!!!!!!!!!!!
The following are the changes to the Soap Box Derby Rule Book and the Master's Build Plans. If you have any questions, please feel free to contact us any time. Updated rule book is available for download now. Updated Masters build plans will be available for download June 2019.
Effective March 15, 2019
Rule A-4. Weight Limitations has been changed to include minimum weight requirements
A-4.01 In the Stock Division, a combined weight of an assembled Stock Car, Z-Glas wheels, and participant must be minimum of one hundred ninety-eight (198) pounds and must not exceed two hundred (200) pounds.
A-4.02 In the Super Stock Division, a combined weight of an assembled Super Stock Car, Z-Glas wheels, and participant must be minimum of two hundred and thirty eight (238) pounds and must not exceed two hundred forty(240) pounds.
A-4.03 In the Masters Division, a combined weight of an assembled Masters Car, Z-Glas wheels, and participant must be minimum of two hundred fifty-three (253) pounds and must not exceed two hundred fifty-five (255) pounds.
Car Plan Changes
Effective August 1, 2019
Effective August 1, 2019 all Masters cars must use plastic airfoils.
Under step eleven in the Masters Build Plans all Masters cars will be required to use plastic airfoils.
Masters Mounting Plates
Effective August 1, 2019 epoxy will no longer be allowed to be used on the front and rear mounting plates.
Rule C-12.04 has been added to clarify how participation points and inclement weather.
If inclement weather forces the cancellation of a Rally Race, Participation Points for an individual race will only be awarded when ALL participants have completed their first heat of racing. A Heat is defined as two participants racing each other to the best of their ability for two complete phases and the time differential resulting in a winner.