Usra Factory Stock Rules 2025. Class rules for the usra limited mod and sunoco usra factory stock divisions are now posted for drivers in the summit usra weekly racing series ready to roar in 2023. Any us manufactured car or truck.
67 speedway of texarkana rules. 2023 usra modified body rules.
Usra Rules Can Be Viewed And/Or Downloaded Here.
The nmra tech committee updated the 2024 preliminary factory stock class rules today with clarifications on the 7.3l godzilla combination.
2023 Usra Factory Stock Rules.
All cars must be stock, cars must be of sedan type only, no small unsafe cars, all frames must have a minimum of 108โโ wheelbase.
Usra Factory Stock Rules 2025 Images References :
No Fuel Pressure Regulators, No Fuel Bypass Systems, Or Any Cool Can.
When a racecar is deemed to be out of compliance with the legacy speedway usra rules the board may make an increased minimum weight limit, or a decreased maximum chip.
Fuel Pump Must Be In Stock Location For Make, No Electric Pumps Or Fuel Injection Even If Factory Equipped.