02/11/2025
DFW 1RC Racing Rules for 2025
March/April/May
**3 Classes Only**
Sprint Cars - Late Models - EDM
March 2nd / March 16th / March 30th
April 6th / April 20th
May 4th / May 18th
Spare Time Slotcars will be implementing the following 1RC rules. These rules are widely used (credit to colorado 1rc group) with some small modifications for our group, and a great way to operate our race track. Should you have any questions please feel free to contact us on the page!
1.GENERAL RULES
1. ALL CARS
A. MUST USE 1RC PARTS / OPTION PARTS FROM 1RC.
B. CAN USE AFTERMARKET STEERING SERVO
C. CAN USE AFTERMARKET RADIO/ RECEIVER COMBO
D. ALL CARS MUST USE ONLY 1RC SPEED CONTROL (ESC).
E. ALL CARS MUST HAVE ALL STOCK WIRING FROM THE ESC TO THE MOTOR including wire and connectors.
G. NO ADDED WEIGHT TO THE CARS
H. ALL CARS ARE SUBJECT TO TECH AT ANY GIVEN TIME
I. RECOMMEND ALL CARS HAVE A 1/8” HOLE DRILLED IN BOTTOM OF REAR END HOUSING TO
INSPECT GEAR SET TO AVOID HAVING REAR END HOUSING TORN DOWN DURING TECH
J. ALL CARS MUST HAVE A SEPARATE TRANSPONDER
K. All drivers can stand at a preferred location around the track.
2. TIRES
A. NO TIRE DOPING/ TIRE SOFTNERS ALLOWED AT ALL
B. NO WD-40 OR SIMPLE GREEN ON TIRES
C. TIRES CAN BE CLEANED WITH WATER or ALCOHOL ONLY
D. TIRES CAN BE GLUED TO AVOID TRACTION ROLLING
E. ALL 4 TIRES ON THE VEHICLE MUST MATCH THE VEHICLE THEY ARE INTENDED FOR. NO MISMATCHING OTHER TYPES OF TIRES ON CARS
F. ALL 4 TIRES MUST HAVE TREAD ON THEM ACROSS THE TIRE AS IT COMES FROM 1RC.
G. NO sanding/GRINDING ON THE TIRES
3. GEARING/ DRIVETRAIN
A. NO SWAPPING GEARING TO CHANGE RATIO
B. MIDGETS and Asphalt mod RUN A 12 TOOTH PINION AND BLACK GEAR SET
C. SPRINT CARS, SILVER CROWN, Late Model, Modified, AND EDM RUN A 10 TOOTH PINION WITH A WHITE/ GREY GEAR SET.
4. ENTRY FEE’S
A. ENTRY FEE TO RACE IS $5.00 and includes your FIRST CLASS, $5.00 EACH ADDITIONAL CLASS.
B. PAY BEFORE LEAVING THE FACILITY
C. PLEASE REGISTER ALL CARS THAT YOU WILL BE RACING AT THAT TIME.
D. PLEASE BE READY TO PUT YOUR CAR ON THE TRACK IN A TIMELY MANNER WHEN YOUR RACE IS CALLED.
F. REGISTRATION WILL CLOSE 15 MINUTES BEFORE QUALIFYING STARTS. IF YOU ARE RUNNING LATE PLEASE MESSAGE US SO WE CAN PRE-REGISTER.
G. IF YOU ARE LATE AND DID NOT PRE-REGISTER YOU WILL NOT QUALIFY. YOU WILL START IN THE REAR OF THE LAST HEAT RACE
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SPRINT CAR
A. CARS WILL RUN A 8700kv MOTOR
B. STOCK 5CELL NiMH 1RC BATTERY
2s LIPO BATTERY 300mah Max and
VOLTAGE REGULATOR set to 6v.
C. ALL OTHER GENERAL RULES APPLY
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EDM (EASTERN DIRT MODIFIED)
A. BOX STOCK LATE MODEL
B. STOCK 8700KV MOTOR
C. STOCK 5 CELL NiMH BATTERY
D. ONLY UPGRADES ALLOWED IS SOFT TIRES AND SPRINGS
E. NO ADJUSTABLE LINKS OR TIE RODS. NO ALUMINUM SHOCKS
F. ALL OTHER GENERAL RULES APPLY
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CRATE LATE MODEL
A. BOX STOCK LATE MODEL
B. STOCK 8700KV MOTOR
C. STOCK 5 CELL NiMH BATTERY
D. ONLY UPGRADES ALLOWED IS SOFT TIRES AND SPRINGS
E. NO ADJUSTABLE LINKS OR TIE RODS. NO ALUMINUM SHOCKS
F. ALL OTHER GENERAL RULES APPLY
