1. Types of entries allowed
Limited to R/C Mini 4WD series
2. Entry specifications
- All entries must run on 4WD
- Bodies restricted to those found in R/C Mini 4WD kits or those sold separately. No body modifications are permitted. Paint and stickers may be applied.
- Affix receivers so that they don't come loose.
- All R/C Mini 4WD entrants must be inspected before entering race.
3. Measurement Restrictions
Measurements will be regulated as follows
- Maximum permitted width: up to 80mm (measured includes roller, equipped part)
- Maximum permitted height: up to 70mm (measured from road, includes antenna)
- Maximum permitted length: up to 180mm
- Minimum clearance: down to 1mm (measured from the road)
- Minimum weight (fully equipped): At least 130g (including batteries and motor)
- Tire measurements: Front and rear tires
Diameter: 22-35mm Width: 8-26mm
*Always attach tires before race
Entrants may employ normal motor standard to kit, ultra-dash motor, or plasma dash motor. All motors must be unmodified.
Motor tune spays sold on the market cannot be used. Some motors may be prohibited at certain competitions.
R6/AA/UM3 Alkaline batteries or two chargeable Ni-Cd batteries may be employed. Some batteries may be prohibited at certain competitions.
Modifications made on machines entering competition will be restricted as follows. Restrictions not listed below will fall upon the judgement of the appropriate race officials at the competition site.
- For chassis weight-savings, any holes made in the chassis or basic additions will be permitted. Self-made chassis or modifications that alter wheelbase will not be accepted.
- For added parts, Tamiya R/C Mini 4WD, Mini 4WD, and Dangun Racer parts will be accepted. Limited to a total of 4-rollers.
- Gears should be employed in the same manner as is described in the instruction manual.
- Metal receiver parts, transmitter, receiver, and all electronic equipment should be installed as is written in the instruction manual of the R/C Mini 4WD kit or grade-up parts set.
- Body modifications are prohibited on principal, but exceptions will be made for making holes for receiving LED and wiring.
- Tire modifications are permitted as long measurements are maintained
- Modifications that pose a danger to other R/C Mini 4WD racers, the course, or participants will not be allowed for safety purposes. Modifications that spill dirt or grease on the course will also not be permitted.
Originally designed courses that donft meet the official course standards will not be approved for public racing. |
- Course width: 115mm (lane width for one R/C Mini 4WD racer)
- Course fence height: 30mm (measured from the road)
- Alteration of one part of course, such as lane change or part of course fence is generally permitted
Authorized competitions that are in accordance with course regulations will be held as time controlled speed races. The competition will consist of qualification heats to determine who advances to the final heat.|
- Races will commence upon activation of start signal or signal from race official. R/C Mini 4WD racers will be placed behind start line. Chassis and transmitter switches will be turned on. Racers may push transmitter button upon hearing signal.
- Racers that fall over or course-out during race will be re-set on course by officials. (Some course regulations may call for retirement from race in this instance).
- In the instance that a receiver becomes dislodged or R/C Mini 4WD racer becomes inoperable for whatever reason, competitor must withdraw from race.
- In the event that an R/C Mini 4WD racer catches up to another racer and enters the same lane (lane-change type course) and has its progress blocked, the race officials may decide to reposition the faster racer in front.
- Mini 4WD Racers will finish upon reaching goal line. Chassis and transmitter switches should be turned off immediately.
*Transmitter switches should never be turned on without the explicit direction of course officials.
- Qualification and final heat ranks will be determined by time or order finished. In the instance that rank can not be decided in the above fashion, the decision will fall upon officials in-charge
Inspection of R/C Mini 4WD Racers|
- All R/C Mini 4WD entrants must undergo inspection prior to race. If parts are found to not comply with course regulations, these parts must be adjusted in the appropriate fashion.
- Gear, tire, and other modifications will not be permitted after inspection.
- Re-inspections may be called anytime during an event. Should an R/C Mini 4WD racer have prohibited parts, all race results for that entrant up until the re-inspection will be made VOID. If prohibited parts are not adjusted to meet course regulations, the participant my not re-enter.
- In the case that adjustments cannot be made (not enough time, no replacement parts, etc.) to correct parts prohibited by course rules, the participant may enter qualification heats, but results will be for personal reference only and will be voided from race records.
Participants may be disqualified for the following reasons. Participants are always expected to exercise common sense and courtesy.|
- Employment of parts that pose danger to course, other R/C Mini 4WD racers, or other participants is grounds for disqualification.
- R/C Mini 4WD racers appearing to have excessive grease or dirt may tarnish course and are subject for disqualification.
- Making prohibited modifications after inspection is grounds for disqualification.
- False starting two times is grounds for qualifications
- Racing in an overly aggressive fashion that poses blatant danger to other R/C Mini 4WD racers is grounds for disqualification.
- Intentionally turning on transmitters without course officials' permission, blatantly disobeying course officials' orders, or disrupting race event are all grounds for disqualification.
- Disturbing other participants and disobeying the rules of fair play may result in disqualification.
About Event Organization|
- 1. Entrants can officially protest a race organizer's decision. However, this official protest and inquiry must occur before the next race event.
- 2. Race regulations may vary according to event, and race organizers may employ special rules.
- Please be aware that restrictions for entrants, based on age limits and other factors may be in place for certain events.
- With exception of endurance races, only one person may operate an entered R/C Mini 4WD machine. (Borrowing of another participant's R/C unit is permitted when making adjustments for overlapping bands).