Indoor Classes & Rules
The active class list represents classes that have raced in the most recent indoor season. Dirt Runners R/C Car Club provides the opportunity to race all classes listed below, but cannot control the number of entries into any class. Any classes that falls short of 5 entries may be ran at the race directors discretion, that decision will be made based on total entries and heat count on race day.
Furthermore, entrants in a class with less than 5 entries may move into a similar class of competition. The entrant may request to move to a different class but must be agreed to by the drivers of said class. The entrant may also decide to withdrawal from competition and receive a refund.
Oval & Off-RoadNovice (2 Classes)
This class is for entry-level drivers (first year drivers, and children under 13, etc.). Both cars and trucks will be permitted to race in this class (**2wd ONLY!!!**). As driving skill becomes evident, these drivers will be graduated to more advanced classes. No age limit. No weight restrictions. Typical types of vehicles in this class are 2wd electric trucks and buggies or Traxxas Slash, 1/10 scale electric 2wd pan cars.
If it’s not mentioned in the following rules, it is illegal.
**NOTE: This class is not an alternative if you have ever raced in another class other than novice stock.**
Chassis: Any Chassis that is manufactured for R/C racing that retains its original configuration. The car/truck must conform to stock class associated with that vehicle.
Motor: ROAR approved 27T stock, 17.5 brushless or 12 Turn Traxxas Titan motor only.
Batteries: NiMH or 2C Lipo Hard Case Batteries.
Speed Control: Any speed control system that does not have adjustable timing (brushless), and does not cause radio interference.
TSM: TSM is REQUIRED to be OFF. TSM is not allowed.
Suspension: Any fluid/spring shock that maintains configuration similar to original kit. (Aftermarket A-arms, rods, shock tower, drive axles o.k.)
Steering: Rods, servo-mounts, etc. may be replaced with aftermarket equipment in the interest of durability.
Transmission: Standard gear reduction transmission and stock gears, provided with the kit. No 2 speeds.
Wheels/Tires: Any over-the-counter available wheels/tires (exception: no dual wheels, no pins).
Bodies: Any body in scale to the vehicle/chassis (exception: no wedge bodies in any class).
Ball Bearings: Allowed (no motor bearings).
Air Dams: No side dams. Rear spoiler allowed, it may not exceed the width of the body and may not extend more than 2 1/2″ past rear of body. Front: Also not to exceed width of body, or extend more than 2 1/2″ in front of body.
**NOTE: This class is not an alternative if you have ever raced in another class other than novice stock.**
OvalMudBOSS 13.5 & STOCK (2 Classes)
RULES ARE SIMPLE: THIS CLASS IS MEANT TO BE ‘SPEC’ AND ALLOWS FOR CLOSE COMPETITION ON EQUAL GROUNDS FOR ALL. THIS CLASS IS ALSO MEANT TO SHOWCASE THE BEST DRIVER AND ALLOW FOR FUN! NO SECRETS OR ‘VOODOO’. IF YOU WANT TO HIDE YOUR CAR OR RUN SOMETHING THAT COMPETITORS CAN’T RUN, THIS IS NOT THE CLASS FOR YOU. IF YOU WANT TO HAVE FUN IN A CLASS WHERE DRIVER AND SETUP
ABILITY IS KING, YOU HAVE FOUND THE RIGHT DIVISION.
12T STOCK MUDBOSS SPECIFC RULES ARE HIGHLIGHTED IN RED, WE RUN BOTH CLASSES.
***Anything not mentioned in the above rules will not be allowed, or must be approved beforehand, ***
1 BODIES
1 Salvas MudBoss body only ONLY!
1.1 – Any minor modification to the body must be approved before being allowed
2 CHASSIS
2.1 – TRAXXAS 2wd (SLASH or RAPTOR) chassis only
2.2 – Original MFG suspension parts only, no other parts allowed (such as from RPM)
2.3 – Original MFG chassis parts only, no aftermarket hop-ups, no optional aluminium parts
2.4 – Front bumper, right side bumper and front body post brace must be removed
2.4.1 – Left side and rear bumpers can also be removed (if desired) **rear RPM bumper is allowed**
2.5 – TRAXXAS front optional bumper (TRA2735) can be used (angled down)
2.6 – Major alterations to the chassis or modification to drivetrain/suspension components is not allowed
2.7 – TRAXXAS Low CG chassis is allowed on CARPET (not mandatory)
2.8 – Electronics (rx/esc/transponder) must be installed within chassis surface (no outside installation)
2.9 – Battery brace can be trimmed to allow different LiPo battery wire configuration
3 ELECTRONICS
3.1 – 13.5T Class: ROAR legal 13.5 sensored brushless motor (Modified/13.5 Spec) ROAR APPROVED MOTOR LIST
3.1.1 – 12T Mudboss class uses ONLY the 12T Titan motor
3.2 – Spec ESC (no timing (boost) option possible. Examples: TEKIN GEN2 SPEC, HW XeRun XR10 Justock, NOVAK GTB/Edge
3.2.1 – 12T Mudboss class uses only the Traxxas XL-5 ESC
3.3 – Servo: Original TRAXXAS 2075 servo
3.3.1 – TRAXXAS 2075x (servo) AND TRAXXAS 2072x (gears) are allowed as ‘alternative’ parts/servo.
3.3.2 – The SAVOX SC-0252MG Digital Servo is allowed alternative servo
3.3.3 – SAVOX gear set (SAVSGSC0251MG) can be used to ‘upgrade’ the TRAXXAS 2075 to metal gears
3.4 – it is allowed to ‘pin’ the servo saver(white) or bell crank(black)…be advised the servo gears might get broken under a heavy crash!!!
3.4.1 – Original TRAXXAS plastic servo saver/bell crank (white or black system) Mixing of components are allowed (ie.. black servo horn & white bell crank)
3.4.2 – It is allowed to use a solid (one-piece) servo horn of any brand.
3.5 – 2-cell 7.4v LiPo battery with a maximum of 5200mah and 50c, with external plug only (no bullet type connector)
4 ADJUSTMENTS
4.1 – 13.5T class: TRAXXAS 76/83/86/90 spur with all transmission parts in place (slipper)
4.1.1 12T Mudboss class uses 86t spur gear only
4.2 – Any pinion size
4.3 – No modifications can be made to the transmission case (ie. to allow a bigger gear ratio)
4.4 – The gear cover must be off at all times to allow for visual inspection (CARPET)
4.5 – The only adjustments allowed to the car are those allowed by the original MFG components of the car
4.6 – You are allowed to use any original wheel spacer combination (Black, Grey or any combination of both)
4.7 – Transmission functionality rule (motor can not spin while turning slowly one rear wheel a full turn)
4.8 – Traxxas SLASH *STEEL* transmission gears only (internal plastic transmission gears/aluminum gears not allowed)
4.9 – Adding weight (in any way) is not allowed, however wheel balancing is allowed (sole purpose of balancing, not to add weight)
5 SUSPENSION
5.1 – TRAXXAS 2WD plastic shocks only (grey or black version) (fronts in front, rears in rear)
5.2 – Original Rear(TRAXXAS 5858) and Front springs (TRAXXAS 5857) (no LCG kit springs or aftermarket springs)
5.3 – Front springs may be cut in order to shorten them (no more than 5 round removed)
5.4 – The shock’s travel may be shortened with internal shims (ie..fuel tube or solid shims…)
5.5 – Original shafts in original cylinder (length and type in proper cylinder)
5.6 – Original pistons from kit only (original 1,2 or 3 hole) and no modifications can be made to them. (drilling holes larger making holes smaller)
5.7 – No front bump stop suspension, a single original blue bump stop can be used per rear shock (not mandatory)
5.8 – No shimming allowed (to reduce slop in suspension parts)
5.9 – All suspension parts must remain in original positions it was designed for
5.9.1 – rear camber links must remain in original height position (upper hole on shock tower not allowed)
6 CARPET OVAL SPECIFIC RULES
6.1 – TRAXXAS Low CG chassis is allowed
6.2 – JACO tires (JAC2055LP) only **can be trued if desired**
6.3 – Plastic Wheel caps are allowed with a max dia of 3.125 and must be secured with a min of 2 screws/wheel
6.4 – You may use a bead of CA type glue or tape to the tire’s sidewall to reduce the car’s aggressiveness
6.5 – ODORLESS tire additives only (ie..SXT, J/DUB, STICKY FINGERS,Sticky Kicks,…)
6.6 – all other rules specified earlier in sections 1-2-3-4-5 stays the same
7 CARPET OVAL SETUP SUGGESTION
7.1 FOR 155′ flat carpet with snowbird size ice: Rollout: 76 spur / 30 pinion – 3.75” tires (12T Class: 25/86 gearing), 13.5t motor timing: 50deg Shocks: inner holes on front A-arms, 2 nd hole from outside RR, 4 th hole from outside LR / 4 rounds removed from LF spring / 3 rounds removed on RF spring / 2-hole pistons on lefts, 1-hole on rights / 50 wt oil in LR,LF and 80wt in RF,RR / 0.700’’ limiter (fuel tube) in front shocks / 0.800’’ (fuel tube) limiter in rear shocks Rear hub carrier hinge pin location: Use the LOWER hole, CA glue on RF tire edge Camber: LF:+3, RF: -1, LR: +2, RR: -2
7.2 CARPET OVAL SETUP SUGGESTION FOR 145’ ozite flat carpet with snowbird size ice Rollout: we suggest a 83 spur, / 32 pinion. (12T Class: 23/86 gearing) Shocks: outer holes on all four A-arms / 2-hole pistons Left, 1-hole Right / 70 wt oil in LR,LF, RR and 60wt in RF / 0.700” limiter (fuel tube) in front shocks / 0.800” (fuel tube) limiter in rear shocks Rear hub carrier hinge pin location: Use the LOWER hole, CA glue on RF tire edge Camber: LF 6 RF -2 LR 5 RR -4
OvalOpen Oval Breakout
***This class is intended for racers looking to compete in close racing.***
1/10th Open Oval is a “Run-What-Ya-Brung” breakout class with the breakout time set at 4.5 seconds.
BATTERIES
Basic battery rules apply. Roar approved 6 or 7 cell sub C battery pack, 2S+ Hard Cased LiPo battery or LiFeO4 Battery see general rules, batteries (April 2010). Soft case Traxxas lipo batteries must be presented for inspection before use on the track. You’re limited on speed, so a 1s or 2s battery should do it for you, depending on the car.
CHASSIS
Example of cars that have run in open oval are: B4 based Street Stock 1/10th Stadium Truck, Custom Works Dominator, Traxxas Rustler/Slash 2wd or 4X4, 1/10th 2WD/4WD Off-road buggy, Home-made 4wd oval truck, WGP Road Course Car, Any 1/10 Short Course car
The only true rules for Open Oval are: the car must be 1/10th scale (or smaller) and no bigger in overall length and width than a Short Course Truck. You can’t maim or injure anyone with your car!
Oval & Off-RoadTraxxas Slash Spec (2 classes)
This class is intended for racers looking to compete in close, cost controlled racing, with realistic looking trucks.
If it’s not mentioned in the following rules, it is illegal.
12T/XL5 and BL2 powered vehicles will run together.
Base Vehicle: Traxxas Slash 2WD.
Chassis/Components: Box Stock. RPM Rear Bumper Mount may be used (RPM 80902 (Black) and 80905 (Blue)) as well as the RPM Gear Cover (RPM 80525 (Blue) and 80522 (Black)), Use of the following Extreme parts allowed are as follows –Front and rear arms, Axle carriers, C-hubs, Steering blocks, and driveshafts.
All RPM parts of the same name are allowed.
no ALUMINUM or other modifications or alternate parts are allowed unless specifically stated in the remainder of the SLASH rules.
Ride Height: Body on , battery in , ready to run: Dropped one foot a 2-3/8“ minimum ride height at center of chassis.
Body Clips: Any standard r/c body clip may be used (locking or regular).
Motor: BL2 powered cars are to run STOCK gearing only 21 pinion & 83 Spur gear ONLY . Brushed Traxxas 3785 motor only, as per supplied with kit. Comm drops are not permitted.
Batteries: Roar approved 6 or 7 cell sub C battery pack, 2S Hard Cased LiPo battery or LiFeO4 Battery. See general rules, batteries. Soft case Traxxas lipo batteries must be presented for inspection before use on the track.
TSM: TSM is REQUIRED to be OFF. TSM is not allowed.
Battery/Motor Connectors: Any allowed, not restricted to stock connectors.
Speed Control: Traxxas 3018X XL-5 speed control only (as supplied with the kit).
Servo: Traxxas 2075 servo only (Stock Servo supplied with the kit)
Radio/Receiver: Any ROAR allowed Radio/Receiver Combination is permitted, e.g. you may switch the receiver and transmitter from the units supplied with the vehicle.
Suspension: Must remain stock, the only alternate part allowed is the use of aluminum shock caps (Traxxas 2667) and the use of any silicone shock oil. No Modifications or alternate parts allowed otherwise, e.g. no additional shock limiters (only stock configuration allowed), shortening of springs or drilling/filling of shock pistons.
Steering: Stock components only, no changes allowed.
Transmission: **All covers for transmission are to remain off ** No 272R transmissions are permitted. Stock transmission in box stock configuration only (Only grease may be used in any part of the transmission (including the differential), Silicone is specifically not allowed). Pinion gears are restricted to the 4 sizes (Note BL2 STOCK Gearing only refer to motor section) (16T, 18T, 19T and 23T, 48 pitch any manufacturer)(updated January 2018). Spur Gear is limited to the 86T and 90T (April 2010) 48 pitch spur gear as supplied with the vehicle (Traxxas 4686/5803) only.
Wheels/Tires: Limited to the tires and rims that come stock with the kit only (Traxxas Short Course Tires and Rims specifically made for the 2wd Slash, E.G. different rims front and rear, S1 compound is specifically not allowed). You may remove the chrome from the rims and dye to desired color and/or paint rims. When racing indoors, electrical tape may be applied to any of the 4 tires to reduce traction. (Updated April 2010)
Bodies: Only closed-wheel realistic SLASH bodies are allowed for approval, if you have a question, see the race director/board for a final determination of realistic. (April 2010)
Windows are not required to be left clear. Paint scheme is up to the individual. Scale realism is encouraged.
Ball Bearings: Allowed (as per supplied with kit). No ceramic bearings and/or hybrid bearings allowed. Other manufacturers bearings are permitted.
Air Dams: Not allowed.
Spoiler: Not allowed.
Transponder: Personal Transponders are permitted and can be mounted anywhere on the vehicle that the owner sees fit.
LiPo Cut-Off/Warning: The use of a LiPo cut-off / warning alarm is allowed as long as there is no performance gain associated with the device
Roadcourse4tec 2.0 Spec
This class is intended for racers looking to compete in close, cost controlled racing, with realistic looking SCCA/USTCC type bodies
***If it’s not mentioned in the following rules, it is illegal.***
12T/XL5 and BL2 powered vehicles will run together.
Base Vehicle: Traxxas 4TEC 2.0
Chassis/Components: Box Stock. No modifications or alternate parts are allowed unless specifically stated in the remainder of the 4TEC Spec rules.
Body Clips: Any standard r/c body clip may be used (locking or regular).
Motor: BL2 powered cars are to run STOCK gearing only 29 pinion & 70 Spur gear.
Brushed Traxxas 3785 motor only, as per supplied with kit. Comm drops are not permitted. Note: this class has a motor claim rule. For the cost of a new replacement motor plus $10, any motor raced during the event may be purchased out of any car entered into the race. At time of purchase, the motor will be tagged. A race official will hold the money for purchase and the transaction will take place at the end of the main for the night’s race.
Batteries: Roar approved 6 or 7 cell sub C battery pack, 2S Hard Cased LiPo battery. Soft case Traxxas lipo batteries must be presented for inspection before use on the track.
Battery/Motor Connectors: Any battery connector allowed, not restricted to stock connectors. Motor Connectors must remain stock (as supplied with kit).
Speed Control: Traxxas 3018X XL-5 speed control only (as supplied with the kit).
Servo: Traxxas 2075(original kit servo), 2075x (TRA2075X), 2075x metal gear kit (TRA2072X), Savox SC0251MG Metal Gear Set (SAV-SG-SC0251MG) servo/gears only, to be used with the stock servo saver ONLY.
TSM: TSM is REQUIRED to be OFF. TSM is not allowed.
Camber and steering linkages: Must remain box stock. No adjustable links allowed.
Radio/Receiver: Any ROAR allowed Radio/Receiver Combination is permitted, e.g. you may switch the receiver and transmitter from the units supplied with the vehicle.
Suspension: Must remain stock, may use any silicone shock oil. No Modifications or alternate parts allowed otherwise, (e.g. no shock limiters, shortening of springs or drilling/filling of shock pistons). Shock length may not be modified by adding any additional parts beyond what is shown in the vehicles exploded view, as intended per the stock configuration (e.g. no modification or addition of any components for the purpose of lowering the ride height of the vehicle). Must use stock springs. Only spring supplied with the kit will be allowed (#8362)
Steering: Stock components only, no changes allowed.
Transmission: Stock transmission in box stock configuration only. Pinion gears are restricted to the box stock options (21T, 25T) for BRUSHED only, BL2 is 100% stock 29/70. Spur Gear is limited to the box stock spur gear(70T) as supplied with the kit. Diffs are required to be used in box stock configuration, including stock silicone.
Wheels/Tires: Limited to the rubber tires and rims that come stock with the kit only (part numbers #8373 — Front ; #8374 — Rear). Traction compound is allowed prior to race, but not to be used to soften tires further (e.g. soaking). No additives/compounds/fluids or any other method may be used to soften the tires. Removal of the calipers is optional, as they might get displaced during a race. The stock wheel hexes are MANDATORY as they fit the realistic look this class was designed off of.
Bodies: Only closed-wheel realistic 4tec/190mm/200mm bodies are allowed. VTA approved (see body list ), Stock Traxxas bodies (Mustang and Ford GT and Future Traxxas designs), and Any body on the USGT body list (see body list ) Any other body (Drift, etc.) needs to be approved by the club.**KEEP IN MIND, Not all 190MM bodies fit on the 4Tec. Please purchase accordingly. Recommended bodies are 200MM** NO BITTYDESIGN and NO LIGHTWEIGHT ProtoFORM Bodies. NO Trucks vans minivans school buses garbage trucks, utility vehicles, moon landers, zambonis,golf carts, quads, etc allowed. No World GT bodies.
Windows are not required to be left clear. Paint scheme is up to the individual. Scale realism is encouraged.
Ball Bearings: Allowed (as per supplied with kit) **No ceramic bearings and/or hybrid bearings allowed**. Other manufacturers bearings are permitted.
Air Dams: Not allowed.
Spoiler: Not allowed other than the one that comes with the body.
Transponder: Personal Transponders are permitted and can be mounted anywhere on the vehicle that the owner sees fit. Must be within the chassis.
LiPo Cut-Off/Warning: The use of a LiPo cut-off / warning alarm is allowed as long as there is no performance gain associated with the device.
OffroadLosi Mini B
This class is intended for racers looking to compete in offroad Mini Racing
***If it’s not mentioned in the following rules, it is illegal.***
Base Vehicle: Losi Mini B
Chassis/Components: – Any
Body Clips: Any standard r/c body clip may be used (locking or regular).
Motor: Any
Batteries: Roar approved
Battery/Motor Connectors: Any battery connector allowed,
Speed Control: Any
Servo: Any.
TSM: Any
Camber and steering linkages: Any
Radio/Receiver: Any ROAR allowed Radio/Receiver Combination is permitted, e.g. you may switch the receiver and transmitter from the units supplied with the vehicle.
Suspension: Any
Steering: Any.
Transmission: Any
Wheels/Tires: Any
Bodies: Buggy only
Ball Bearings: Allowed
Air Dams: allowed
Spoiler: allowed
Transponder: Personal Transponders are permitted and can be mounted anywhere on the vehicle that the owner sees fit. Must be within the chassis.
LiPo Cut-Off/Warning: The use of a LiPo cut-off / warning alarm is allowed as long as there is no performance gain associated with the device.
INACTIVE CLASSES
Inactive classes may be resurrected if 5 or more entries are present for a race day. Running of additional classes need to be approved by the race director prior to race day. Most indoor classes that are inactive were based on specific wind brush motors and have been deprecated from the list entirely. If you are interested in running a class that does not exist on either list, please contact the race director.
Roadcourse1/12 Pan Car
This class is for racer wishing to run a 1/12 scale 2wd pan car on a road course.
Chassis: Any Manufactured 1/12th scale chassis
Motor: ROAR approved 13.5 brushless motor
Batteries: ROAR approved 1S LiPo– see general rules, batteries (March 2008).
Speed Control: Any manufactured over-the-counter speed control (that does not cause radio interference)
Suspension: Aftermarket replacement parts allowed.
Steering: Aftermarket replacement parts allowed.
Transmission: Any 1/12th direct drive.
Wheels/Tires: Any wheels/tires specifically designed for 1/l2th scale pan cars.
Bodies: Road racing 1/12th scale bodies (Lemans Type)
Ball Bearings: Allowed.
Air Dams: No side dams allowed.
Spoiler: Not Allowed e.g. no lightening of plastic mounting pieces. Front “scoopâ€� on hood may be cut out for cooling, driver’s helmet may also be cut out for cooling. Flat section below helmet also can be trimmed, no other holes and/or modifications allowed to body. Front and rear wings must be run at all times.
Transmitter/Receiver: Any transmitter/receiver may be used.
RoadcourseVTA
Trans Am Class Rules and Specifications: as of 3-1-2017
If it’s not in the rules, and does not encompass the spirit of slower, controlled racing with realistic looking cars, consider it illegal. This is called the ”Spirit of VTA” Rule.
The class is based on slower, equal playing field competition with less traction, minimal aerodynamic aids and mostly older carpet racing technology. The final objective is close, fair, wheel-to-wheel racing for all.
All decisions of the race promoter or track owner are final.
Body Specifications: Late ’60s to early ’70s American pony car Vintage Trans-Am bodies only
Bolink part numbers:
BL2262 ’68 Chevrolet Camaro Also known as RJ Speed Part # BOL2262
BL2263 ’65 Ford Mustang Also known as RJ Speed Part # BOL2263
HPI part numbers:
17510 – 1970 Plymouth AAR ‘Cuda
7494 – 1968 Chevrolet Camaro
17531 – 1969 CHEVROLET CAMARO Z28
17508 – 1965 Ford Shelby GT-350
17519 – 1966 Ford Mustang GT
104926 – 1966 FORD MUSTANG GT COUPE BODY
17546 – 1970 Ford Mustang Boss 302 (scale wing ok)
105106 – 1970 DODGE CHALLENGER BODY
McAllister Racing part numbers:
#286- 1969 Mustang body
#295- 1970 Pontiac Firebird Trans Am VTA body- 1/10- 200mm
#304- 1970 CAMARO TRANS AM BODY 1/10th, 200mm, VTA Class
#305- 1968 COUGAR TRANS AM BODY 1/10th, 200mm, VTA Class
#315- AAR CUDA VTA
Parma part numbers:
10143 – 1969 Z28 Camaro
10141 – 1970 Boss Mustang
10113 – 1970 ‘Cuda
Pegasus Hobbies part numbers:
PGH4001 – 1970 Camaro SS
PGH4002 – 1970 ‘Cuda
PGH4003 – 1970 Mustang
Protoform part numbers:
#1526 – J71 #1535-30 1971 Pontiac Firebird Trans Am
#1552-40 1971 Chevrolet Camaro Body
***provided decklid spoilers allowed (not wings)***
For the HPI, Bolink/RJ Speed Mustangs and McAllister Cougar which are not provided with a spoiler: A lexan spoiler of 16mm total height from trunk deck, and overall chord of 20mm is allowable.
All other bodies must use the spoiler included with that specific body set. Built in spoilers may not be enhanced. .
No additional skirts or raised/extended wings or air control surfaces allowed unless specified by these rules. Body must be trimmed at body trim lines. Front spoiler may be extended into body to provide durability. Full rear bumper required. It is highly preferred that bodies are detailed in race type livery in period-correct paint schemes. Fluorescent colors, wild graphics, chromes and non-period correct paint schemes are frowned upon. All cars must have a number on the hood, both doors and trunk lid. Wheel covers of any type are NOT allowed.
Tire & Wheel Specifications: The only tires allowed are HPI tire part #4793 “front” and #4797 “rear” or PROTOform VTA Rear Tires (31mm) – #10139-00 and PROTOform VTA Front Tires (26mm) – #10140-00, using stock tire inserts provided with tire and any HPI or Protoform Vintage wheels designed to fit these tires. All other tires and/or part numbers are illegal. Wheels and tires designated as “front” must be used as front tires/wheels, “rear” wheels/tires must used as rears. Five or Eight spoke wheels available in various colors. 0mm offset front wheels and 6mm offset rear wheels are intended for 26mm width fronts and 31mm width rear tires. HPI 8-spoke Vintage wheels from #3805 through #3814, 5-spoke Vintage wheels from #3815 through #3822 and Vintage stock car wheels from #3854 through #3860, Vintage Wheel CC Type #33472 and #33473, Vintage Wheel DTP Type #33474 and #33475 are all legal wheels. Protoform wheels 2766-03, 2766-04, 2765-03, 2765-04 are all legal wheels. Grinding of tire tread is NOT permitted. Sanding of mold seam to remove seam is allowed. HPI Vintage Slicks and HPI Vintage Performance Tires are not allowed. Tire traction compounds are at the discretion of the track. No other altering, changing or softening of the tire is allowed. Tires may not be belted or changed to prevent “ballooning”. All decisions of the race promoter or track owner are final. No “double stuffing” of foam inserts allowed—only single stock vintage tire inserts are allowed
Chassis Specification: Four Wheel Drive touring car chassis only. Any era or brand 4wd chassis is allowed. ***All Cars must be Full Time 4 wheel drive no one-way diff or pulley system is allowed***
Motor: Any ROAR approved 25.5 motor that is on the ROAR list and only 12.3 rotor
Novak SS25.5 Pro brushless motor (pn:3425V) or Ballistic 25.5 (pn:3625V)(stator only pn:S6625) Club (pn:3331) or Boss (pn:3626V) are grandfathered in and also legal. Only physical motor timing advance is allowed, however Ballistic/Boss motors may be advanced beyond the last line of the timing range sticker. 12.3 mm rotor diameter only (no ”tuning” rotors are allowed, only stock Novak rotors allowed). Using ceramic bearings in the motor makes you a dork. No modifications or optional parts allowed on motor can, endbell, stator, or rotor other than the Boss #5925 Ballistic 540 Vented Endbell/Bearing Racing Upgrade Kit (replacement) . No cooling holes or other changes allowed to motor. Fans and external clip on heatsinks are allowed
Batteries: ROAR approved 7.4v 2cell LiPo hard cased, 6000mAh MAX limit.
Speed Control: ANY ESC that is ROAR approved and using ROAR approved “Blinky” spec software.
Ride Height Specification: Minimum ride height is 5mm.
Weight Specification: Minimum 1450g in race-ready trim.
Radio/Receiver: Any ROAR allowed Radio/Receiver Combination is permitted, e.g. you may switch the receiver and transmitter from the units supplied with the vehicle.
Figure 8Figure 8
RULES ARE SIMPLE: This class is an ANYTHING GOES race, where crashes are big and loud, and the name of the game is SURVIVAL! Any 1/10 2wd car is eligible to run. Slash is the most popular car for this race.
Oval1/10 Pancar Breakout
This class is for racer wishing to run a stock 1/10 scale 2wd pan car. The intent of this class is to have close racing without the heavy price tag. No need to have the latest greatest equipment to be competitive. Any lap 3.5 seconds or faster does not count.
Chassis: Any Manufactured 1/10th scale chassis
Motor: Any brushed or brushless motor
Batteries: ROAR approved 1S LiPO battery.
Speed Control: Any manufactured over-the-counter speed control (that does not cause radio interference)
Suspension: Aftermarket replacement parts allowed.
Steering: Aftermarket replacement parts allowed.
Transmission: Any 1/10th direct drive.
Wheels/Tires: Any wheels/tires specifically designed for 1/l0th scale pan cars.
Bodies: Nascar style body. Back of the body must be left in.
Ball Bearings: Allowed.
Air Dams: No side dams allowed.
Spoiler: Rear spoiler must be stock to the body.
Minimum Weight: 36oz
OvalPro Legends (17.5)
This class is for racer wishing to run an 1/10 scale Bolink/RJ Speed legends car.
Chassis: Bolink Legends or RJ Speed chassis only. Chassis weights are allowed.
Motor: Any ROAR approved 17.5 spec motor to be allowed. Specifically NOT allowed are the Trinity D3.5 and Vulcan Outlaw motors or any other outlaw variants. (Any ROAR approved 27 turn brushed motor still allowed) (10/2014).
Batteries: Any ROAR approved 4 cell NiMH (to be run with 27T motor) or 1C hard cased lipo (to be ran with 17.5 motor).
Speed Control: No Blinky Speed controls allowed. Only Hardware controlled zero-timing (E.G. no boost) speed controls allowed (E.G. Hobbywing Just Stock, Tekin RS Spec, Novak GTB/GTB3 spec etc.)
Suspension: Original kit only, no modifications and no aftermarket parts allowed except the use of a king pin brace and any rate front spring.
Steering: Original kit only, no modifications and no aftermarket parts allowed. Steering turnbuckles can be updated. **Associated 12th scale steering blocks or similar are allowed.
Transmission: Pro-Diff setup is allowed, with a maximum diff side distance of 1.12″ from the chassis to the inside of the tire when mounted on the hub. E.G. No offset rims allowed, this distance was determined from a street spec diff setup with standard hub, with a small allowance (.1″) for shims etc (10/2014). Spur/pinion gear ratio open.
Wheels/Tires: Yellow Stripe, Purple Stripe, or any WGT spec tire only.
Bodies: Legends body only. Window cutouts allowed.
Ball Bearings: Allowed.
Air Dams/Spoilers: Not allowed.
RoadcourseMini Cooper
This class is intended for racers looking to compete in close, cost controlled racing, with realistic looking fwd Mini Coopers.
***If it’s not mentioned in the following rules, it is illegal.***
Base Vehicle: Tamiya M03, M04 or M05 Mini Cooper, any length wheelbase. Pro versions are specifically not allowed.
Chassis/Components: Vehicle must remain box stock, no hop ups allowed.
Body Clips: Any standard r/c body clip may be used (locking or regular).
Motor: Tamiya 540-J motor (53689), or as supplied with official tamiya kit, RS-540 Torque Tuned Motor (Item 54358) is allowed.
Batteries: Roar approved 6 cell sub C battery pack, 2S Hard Cased LiPo battery or LiFeO4 Battery– see general rules, batteries. The use of LIPO and LiFeO4 batteries are permitted in this class, but due to the battery compartment having a rounded profile, the only legal packs for this class must have a rounded hard case. I.E. Orion/Peak 2400, 3200, and 3400 Carbon Edition hard cased batteries, Reedy 2400 and 3400 stick LIPOs. Modifying the M-chassis to fit other hard case LIPO batteries is not permitted. Note: New batteries released in the future that have a rounded hard case and have larger capacities will be permitted. There is no mAH or C rating limit. All Lipo’s must be 7.4 Volt 2S-1P configurations.
Battery/Motor Connectors: Any allowed, not restricted to stock connectors.
Speed Control: As supplied with official Tamiya kit or TEU-101BK (90494)
Servo: Any allowed.
Radio/Receiver: Any ROAR allowed Radio/Receiver Combination is permitted, e.g. you may switch the receiver and transmitter from the units supplied with the vehicle.
Suspension: Must remain stock. No Modifications or alternate parts allowed otherwise, e.g. no shock limiters, shortening of springs or drilling/filling of shock pistons.
Steering: Stock components only, no changes allowed.
Transmission: Stock transmission in box stock configuration only (Only grease may be used in any part of the transmission). Pinion and spur gear combinations are limited to box stock configuration.
Wheels/Tires: Tamiya 60D tires and wheels (50683, 50684, 53254 and 53340). Electrical tape may be used on tires. Traction additive is also allowed on tires. Sweeps Racing Mini Rubber tires are allowed.
Bodies: Current TAMIYA Mini bodies available for the M03 and M05 are legal. M04 cars must use M04 bodiesthat use 60D tires
Windows are not required to be left clear. Paint scheme is up to the individual. Scale realism is encouraged.
Ball Bearings: Allowed – no ceramic bearings and/or hybrid bearings allowed – other manufacturers bearings are permitted.
Air Dams: Not allowed.
Spoiler: Not allowed.
Transponder: Personnel Transponders are permitted and can be mounted anywhere on the vehicle that the owner sees fit. Club transponders are also available for use (mounted with a 1/4″ hole through the body (see general rules for transponder information).
LiPo Cut-Off/Warning: The use of a LiPo cut-off / warning alarm is allowed as long as there is no performance gain associated with the device.