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General Rules
Plymouth Speedway Rules
Plymouth Speedway General Rules - All Classes
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UMP Modifieds Rules
All drivers are required to have their own Raceivers for one-way communication with race director official.
Top 5 feature finishers will be required to go to tech area after the race.
UMP Modifieds will follow UMP Dirtcar Modified Rules


**GM Crate Engine #88958604 (commonly known as 604) will receive a 100lb weight break. These engines must remain as delivered by GM with no modifications.
Plymouth Speedway reserves the right to change, delete or add to rules throughout the racing season. The management reserves the right of interpretation of all rules and the right to inspect and reject any car and/or driver, crew member, etc. during the racing program.
For any questions on the Plymouth Speedway rules, please call Tech Director Mike Zielinski 1-(574) 532-7969
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Visa, MasterCard, and Discover are accepted at the front gate or the pit gate
and may be used to purchase tires and fuel.

Plymouth Speedway
Plymouth, Indiana
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