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ABOUT

Class Rules

This is a summary of class rules followed at Rose City Speedway.  Individual, special events may use a variation of these rules.  Not all rules are listed here.  These are just the basics.

On-Road

Touring Stock

  • Formerly "Pure Stock"

  • 1/10 4wd Touring Car Chassis

  • ROAR touring car bodies

  • Body Weight = N/A

  • Gravity RC touring car tires

  • ROAR 25.5 motors

  • ROAR Non timing ESC

  • 2 cell ROAR LiPo batteries

  • Weight = 1320 grams Min.

  • Ride Height = 5mm Min.

  • Voltage = 8.4 Volts Max.

Touring Super Stock

  • Formerly "Stock"

  • 1/10 4wd Touring Car Chassis

  • ROAR touring car bodies

  • Body Weight = N/A

  • Gravity RC touring car tires

  • ROAR 21.5 motors

  • ROAR Non timing ESC

  • 2 cell ROAR LiPo batteries

  • Weight = 1320 grams Min.

  • Ride Height = 5mm Min.

  • Voltage = 8.4 Volts Max.

Touring Modified

  • 1/10 4wd Touring Car Chassis

  • ROAR touring car bodies

  • Body Weight = N/A

  • Gravity RC touring car tires

  • Open motors

  • Open ESC

  • 2 cell ROAR LiPo batteries

  • Weight = 1320 grams Min.

  • Ride Height = 5mm Min.

  • Voltage = 8.4 Volts Max.

Hypercar

  • 1/10 4wd Touring Car Chassis

  • ROAR Hypercar bodies

  • Body Weight = TBD

  • Gravity RC touring car tires

  • ROAR 25.5 or 17.5 motors

  • 2 cell ROAR LiPo batteries

  • Weight = 1320 grams Min.

  • Ride Height = 5mm Min.

  • Voltage = 8.4 Volts Max.

World GT-R

  • 2wd 1/10 Pan Car Chassis

  • WGT-R bodies

  • Body Weight = 95 grams Min.

  • CRC WGT-R tires

  • ROAR 17.5 motors

  • 1 cell ROAR LiPo batteries

  • Weight = 1025 grams Min.

  • Ride Height = 5mm Min.

  • Voltage = 4.2 Volts Max.

Formula 1

  • 2wd 1/10 Pan Car Chassis

  • Formula 1 bodies

  • Body Weight = N/A

  • F1 rubber tires/rims

  • ROAR 25.5 motors

  • 2 cell ROAR LiPo batteries

  • Weight = 1020 grams Min.

  • Ride Height = 4mm Min.

  • Voltage = 8.4 Volts Max.

1/12 Stock

  • 2wd 1/12 Pan Car Chassis

  • 1/12 GTP Style bodies

  • Body Weight = N/A

  • Striped "Spec" Tires

  • ROAR 17.5 motors

  • 1 cell ROAR LiPo batteries

  • Weight = 730 grams Min.

  • Ride Height = 3mm Min.

  • Voltage = 4.2 Volts Max.

1/12 Super Stock

  • 2wd 1/12 Pan Car Chassis

  • 1/12 GTP Style bodies

  • Body Weight = N/A

  • Open Tires

  • ROAR 13.5 motors

  • 1 cell ROAR LiPo batteries

  • Weight = 730 grams Min.

  • Ride Height = 3mm Min.

  • Voltage = 4.2 Volts Max.

1/12 Modified

  • 2wd 1/12 Pan Car Chassis

  • 1/12 GTP Style bodies

  • Body Weight = N/A

  • Open Tires

  • Open motors

  • 1 cell ROAR LiPo batteries

  • Weight = 730 grams Min.

  • Ride Height = 3mm Min.

  • Voltage = 4.2 Volts Max.

GT12

  • 2wd 1/12 Pan Car Chassis

  • GT Style bodies

  • Body Weight = N/A

  • Rubber 1/12 Scale Tires

  • Gravity RC USGT motors

  • 1 cell ROAR LiPo batteries

  • Weight = 730 grams Min.

  • Ride Height = 3mm Min.

  • Voltage = 4.2 Volts Max.

USVTA

  • 1/10 4wd Touring Car Chassis

  • USVTA bodies

  • Body Weight = 95 grams Min.

  • Gravity RC or Protoform USVTA Tires

  • Gravity RC USVTA Motor

  • 2 cell ROAR LiPo batteries

  • Weight = 1400 grams Min.

  • Ride Height = 5mm Min.

  • Voltage = 8.4 Volts Max.

USGT

  • 1/10 4wd Touring Car Chassis

  • USGT bodies

  • Body Weight = 95 grams Min.

  • Gravity RC USGT Tires

  • Gravity RC USGT motors

  • 2 cell ROAR LiPo batteries

  • Weight = 1350 grams Min.

  • Ride Height = 5mm Min.

  • Voltage = 8.4 Volts Max.

Losi NASCAR

  • 1/12 4wd Losi NASCAR

  • Losi NASCAR Bodies

  • Body Weight = N/A

  • Losi NASCAR Tires

  • Losi NASCAR Kit motors

  • 2 cell Spektrum 1400 mAh (kit batteries only)

  • Voltage = 8.4 Volts Max.

  • Kit ESC/Reciever Only

  • Car is to be run in original box stock condition with exceptions listed below.

  • ​Shock fluid may be changed

  • Differential fluid may be added with the condition that when one wheel turns the opposite direction when the other wheel at that end of the car is turned

  • All metal differentials may be used as long as the diff action rule still applies

Endurance Races

  • Chassis / motor / bodies / batteries / ESC's are set for each individual race.

  • Race Length Custom per Race

  • Teams of 3 min / 4 max​

  • 3 Team Members must driver for a minimum of 30 minutes each.

  • Driver changes must be made OFF of the driver stand

  • Pit Stops must be done in the designated pit stop area for each race.

  • Cars and Batteries leaving the pit stop area must go back through tech before going on the track

  • Penalties will be given on individual incident bases and could increase in severity if the race officials judgement finds it appropriate.

  • Penalties can range from a Stop & Go to Deducted Lap(s)

  • Video replay will be used where race officials feel the need to use it.

Anchor 2

Off-Road

2wd Buggy

  • 4 Minute Qalifiers

  • 6 Minute Mains

  • Rubber Slick Tires Only (natural slicks only)

  • 1/10 Scale 2wd Buggy Chassis Only

  • ROAR 2wd Buggy Bodies Only

  • 2 cell ROAR approved battery only

  • 8.4 volts Maximum

  • Open Motor

  • Open ESC

2wd Short Course

  • 4 Minute Qalifiers

  • 6 Minute Mains

  • Rubber Slick Tires Only (natural slicks only)

  • 1/10 Scale Short Course Chassis Only

  • ROAR 2wd Short Course bodies only

  • 2 cell ROAR approved battery only

  • 8.4 volts Maximum

  • Open Motor

  • Open ESC

4wd Buggy

  • 4 Minute Qalifiers

  • 6 Minute Mains

  • Rubber Slick Tires Only (natural slicks only)

  • 1/10 Scale 4wd Buggy Chassis Only

  • ROAR 4wd Buggy Bodies Only

  • 2 cell ROAR approved battery only

  • 8.4 volts Maximum

  • Open Motor

  • Open ESC

2wd Stadium Truck

  • 4 Minute Qalifiers

  • 6 Minute Mains

  • Rubber Slick Tires Only (natural slicks only)

  • 1/10 Scale 2wd Stadium Trucks Only

  • ROAR 2wd Stadium Truck Bodies Only

  • 2 cell ROAR approved battery only

  • 8.4 volts Maximum

  • Open Motor

  • Open ESC

Anchor 3

Oval

MUDBoss Sportsman

  • 5 Minute Qalifiers

  • 5 Minute Mains

  • TRAXXAS 12t brushed motor

  • Tire = Jaco Foam

  • TRAXXAS Low CG chassis is allowed

  • Salvas MUDboss body

  • 2 cell battery with Max 5200mAh / 50C / 350 grams Max

  • 8.40 volts Maximum

Slash Modified

  • 5 Minute Qalifiers

  • 5 Minute Mains

  • Tire = Jaco Foam

  • Traxxas Slash Modified chassis only

  • Traxxas Slash Modified bodies only

  • 2 cell ROAR approved battery only

  • 8.40 volts Maximum

U.S. Vintage Trans-Am

  • 5 Minute Qalifiers

  • 5 Minute Mains

  • ​5mm Ride Height+

  • Tire = Gravity RC or Protoform USVTA tires only

  • 1/10 Scale 4wd 190mm Touring Car chassis

  • USVTA approved bodies only

  • 1400g min. weight

  • 2 cell ROAR approved battery only

  • 8.40 volts Maximum

  • Gravity RC Spec USVTA motor only (we're in a grace period allowing the current ROAR approved 25.5 motors)

  • ESC ROAR approved and in "blinky" mode only

  • Spirit Of Competition Rule - If what you want to do is not listed above, then it is NOT permitted.

MUDBoss Small Block

  • 5 Minute Qalifiers

  • 5 Minute Mains

  • TRAXXAS BL-2S combo brushless system

  • ROAR approved ESC in BLINKY mode only

  • Tire = Jaco Foam

  • TRAXXAS Low CG chassis is allowed

  • Salvas MUDboss body

  • 2 cell battery with Max 5200mAh / 50C / 350 grams Max

  • 8.40 volts Maximum

1/12 Losi NASCAR

  • 5 Minute Qalifiers

  • 5 Minute Mains

  • Tire = Losi 1/12 NASCAR Rubber Tires Only.  Gluing of Sidewalls is permitted

  • Chassis, Suspension, Driveline is to be used as it came in the box.  No upgrades or modifications with the exception of all metal open diffs.

  • Shock internal fluids are permitted to be changed

  • Front & Rear differentials must work as an open differential.  Locked diffs or spools are NOT permitted.

  • Losi 1/12 Scale NASCAR bodies Only

  • No Cutting of chassis or parts to reduce weight

  • 2 cell LiPo battery that fits the unmodified chassis

  • 8.4 volts Maximum

  • Kit Brushed Motor Only

  • Kit ESC Only

  • Spirit Of Competition Rule - If what you want to do is not listed above, then it is NOT permitted.

1/10 Super Stock

  • 5 Minute Qalifiers

  • 5 Minute Mains

  • ​5mm Ride Height

  • 1/10 200mm Pan Car Chassis

  • 1/10 Foam Pan Car Tires

  • Bodies must resemble NASCAR-type stock cars

  • 1 cell ROAR approved battery only

  • 4.20 volts Maximum

  • ROAR approved 13.5 motors

  • ESC ROAR approved and in "blinky" mode only

MUDBoss Big Block

  • 5 Minute Qalifiers

  • 5 Minute Mains

  • ROAR legal 13.5 sensored brushless motor

  • ROAR approved ESC in BLINKY mode only

  • Tire = Jaco Foam

  • TRAXXAS Low CG chassis is allowed

  • Salvas MUDboss body

  • 2 cell battery with Max 5200mAh / 50C / 350 grams Max

  • 8.40 volts Maximum

Losi Sprint Car

  • 5 Minute Qalifiers

  • 5 Minute Mains

  • Tire = Stock tires & wheels ONLY.  Gluing of Sidewalls is permitted

  • Chassis, Drivline & Transmision are to be used as it came in the box.  Stock internal gears only.  No upgrades or modifications.

  • Stock Gearing

  • OEM kit electronics ONLY.  No motor tampering.  Stock servo ONLY.  Radio/Reciever can be changed.

  • Stock kit bodies only.  Wraps are allowed, but must use original bodies

  • 2400gr Min. Weight.

  • ROAR approved 2S hard case LiPo battery mounted in stock center location.

  • 8.4 volts Maximum

  • Kit Motor Only

  • Kit ESC Only

  • Spirit Of Competition Rule - If what you want to do is not listed above, then it is NOT permitted.

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