TAMIYA CUP 2021

GAUTENG REGIONAL CHALLENGE CALENDAR

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TAMIYA CUP 2021

GENERAL RACE REGULATIONS FOR ALL CLASSES

1. The entry fee per class entry will be R120 for the 2020 season.
2. The 2020 season will have 7 official classes as listed below;
1. Open Stock Class
2. FWD Touring Class
3. Mini Chassis Class
4. Formula 1 Class
5. Truck Class
6. Super Stock Class
7. 4wd GT Class
3.  In all classes, except 4wd GT, should the winner of a class in the 2020 regionals win the same class in the 2021 regionals, then that driver may not take part in that class for the next season.
4. Participation in a minimum of 4 out of 5 regional events is required to become eligible to receive regional trophies for the given season and will earn a driver an automatic invitation to the final. As organisers of the series we may use our discretion to invite drivers to the final who have competed in fewer than the required number of events. These drivers will not be eligible for regional trophies. Please note that each driver will be allowed one throw away event per season, therefore a maximum of 5 out of 6 events (including the finals) will count towards the driver’s ultimate regional finishing position.
5. Cars must be built following the instruction manual with original Tamiya parts. Any cars, chassis kits, spare parts or hop-up options, which are not yet available in South Africa, will not be permitted in Tamiya Cup events.
6. All parts must be used as supplied in the box and/or cut as outlined.
7. Modifications which destroy the original form of the car are not allowed. In all classes the tyre/rim must stay within the body shell, except Formula 1.
8. Although the spares lists do not list all the parts permitted, you may use the spare parts supplied in the original kit. For all other spare parts and Hop-Up options, please refer to the separately available parts matching list for each chassis type. This is available upon request.
9. Please note that allowable spares detailed in the individual car regulations, over-rides the separately available spares list.
10. Only 2.4GHz transmitters are allowed.
11. Tyre additives are allowed in all classes. These must be odourless and conform to the required safety standards.
12. Each race will be of 5 minutes duration, plus the time to complete the last lap.
13. Personal transponders are encouraged to be used where they can be accommodated, however, the event organiser will not be held responsible for any problem that may occur as a result of their use. If there is a problem and your car is not picked up for whatever reason, the race organiser may disregard your race at their discretion.
14. Race numbers are to be handed out by the race organiser at each event and must be appear on both the front and side of the vehicle in each and every race. The race organiser may disqualify a driver from a race if their car does not reflect the number that was handed out to them.
15. Any modifications not described in the regulations are not allowed.
16. Drivers are to use their own batteries and motors for the regional events.
17. Regarding the 49***/84*** series spare parts, these are only allowed if it is the “colour” version of a spare or Hop-Up part, as listed in the Parts List.
18. Li-Po battery voltages will be checked randomly before every race, the maximum allowable voltage for a charged battery pack is 8.44v. If a driver is found to have a higher voltage than stated he or she will be disqualified from that race.
19. Any other issues not clarified in the regulations shall be handled at the discretion of the race organiser.

TAMIYA CUP 2021

CAR REGULATIONS FOR OPEN STOCK CLASS

1. Only TT01, TT01E and TT02 chassis’ are permitted in this class (Including Pro, R, RR, S and SR chassis’ types).
2. Only spare parts and Hop-Up option parts for these chassis' types currently available in South Africa are allowed, and must be used as originally intended.
3. Only Ni-Cd, Ni-Mh 7.2v batteries or Li-Po 7.4v batteries are allowed (there is no restriction on capacity or C rating). Battery wires can be modified at the bottom of the connector to accept other types of speed controller connectors. Wire length must exceed 3cm. Please note that modification of the battery compartment is NOT allowed.
4. Please note that the brushless motors below may only be used in conjunction with the following speed controls;
• 45057 - Brushless ESC 02S – Sensored
• 45066 - Brushless ESC-03S - Sensored
• Hobbywing XERUN XR10 Justock ESC – Sensored / Sensorless
• Hobbywing XERUN XR10 Pro Stock ESC
• Hobbywing QUICRUN 10BL60 ESC – Sensored / Sensorless (Must be run in “Blinky” / zero timing mode)
5. Only the following Tamiya motors will be allowed;
• 54181 - Brushless Motor 18T (Sensor-less)
• 54612 - Brushless Motor 15.5T (Sensored) – One may advance the timing on this motor up until the motor’s maximum timing.
6. Any Tamiya spur & pinion, up to a maximum combination of a 55T / 29T for TT01 and 90T / 49T for TT02, may be used in this class so long as no illegal modification is made to the chassis or gears. This means that no one may physically alter a part to make it fit, i.e. drill extra mounting holes in a spur gear.
7. Any attempt to modify or to influence the ability of the motor is NOT allowed (e.g. No com-drops, No cutting of brushes, Original screws must be used. etc), however the wires of the speed controller can be soldered directly onto the motor.
8. Car does not have to be equipped with cockpit detail and a driver figure.
9. Minimum weight of the car ready to run is to be 1,350g without a transponder.
10. Clearance under main chassis to exceed 5mm after the race.
11. The Subaru Legacy B4 Body (53824) may be used in this class.
12. Only the following 24mm tyres and inserts may be used in this class.
• 53705 - Reinforced Slick Tyres Type B3
• 53433 - Medium Narrow Slick Tyre Type A
• 53434 - Medium Narrow Inner Foam Soft (Blue)
• 53435 - Medium Narrow Inner Foam Hard (Black)
• 53582 - Medium Narrow Inner Foam Medium (Green)

TAMIYA CUP 2021

CAR REGULATIONS FOR FWD TOURING CLASS

1. Only FF02, FF03 and FF04 chassis’ are permitted in this class (Including Pro, Evo and R chassis’ types). Please note that the availability of FF02 spares cannot be guaranteed.
2. Only spare parts and Hop-Up option parts for these chassis' types currently available in South Africa are allowed, and must be used as originally intended.
3. Only Ni-Cd, Ni-Mh 7.2v batteries or Li-Po 7.4v batteries are allowed (there is no restriction on capacity or C rating). Battery wires can be modified at the bottom of the connector to accept other types of speed controller connectors. Wire length must exceed 3cm. Please note that modification of the battery compartment is NOT allowed.
4. Please note that the brushless motors below may only be used in conjunction with the following speed controls;
• 45057 - Brushless ESC 02S – Sensored
• 45066 - Brushless ESC-03S – Sensored
• Hobbywing XERUN XR10 Justock ESC – Sensored / Sensorless
• Hobbywing XERUN XR10 Pro Stock ESC
• Hobbywing QUICRUN 10BL60 ESC – Sensored / Sensorless (Must be run in “Blinky” / zero timing mode)
5. Only the following Tamiya motors will be allowed;
• 54251 - Brushless Motor 14T (Sensor-less)
• 54612 - Brushless Motor 15.5T (Sensored) - One may advance the timing on this motor up until the motor’s maximum timing.
6.  Any attempt to modify or to influence the ability of the motor is NOT allowed (e.g. No com-drops, No cutting of brushes, Original screws must be used. etc), however the wires of the speed controller can be soldered directly onto the motor.
7. ONLY the following Gear Ratios may be used in conjunction with the 15.5T & 14T Brushless motors. Please also note that the gear cover must be used at all times.
• Pinion 48T + Spur Gear 96T : 5.20
• Pinion 41T + Spur Gear 102T : 6.47
• Pinion 27T + Spur Gear 68T : 6.55
• Pinion 38T + Spur Gear 96T : 6.57
• Pinion 40T + Spur Gear 102T : 6.63
8. Car does not have to be equipped with cockpit detail and a driver figure.
9. Minimum weight of the car ready to run is to be 1,350g without a transponder.
10. Clearance under main chassis to exceed 5mm after the race.
11. Only Tamiya 1/10 hatchback bodies may be used in this class. Any Hop-Up wing may be used so long as a wing mount is utilised. There has to be a space between the body and the wing (no wing may be mounted directly on a body).
12. Only the following 24mm tyres and inserts may be used in this class.
• 53705 - Reinforced Slick Tyres Type B3
• 53433 - Medium Narrow Slick Tyre Type A
• 53434 - Medium Narrow Inner Foam Soft (Blue)
• 53435 - Medium Narrow Inner Foam Hard (Black)
• 53582 - Medium Narrow Inner Foam Medium (Green)

TAMIYA CUP 2021

CAR REGULATIONS FOR MINI CHASSIS CLASS

1. Only M03, M04, M05, M05 Ver. II, M06, M07 and M08 series chassis’ are permitted in this class (Including Pro chassis’).
2. Only spare parts and Hop-Up option parts for these chassis' types currently available in South Africa are allowed, and must be used as originally intended.
3. Only Ni-Cd, Ni-Mh 7.2v batteries or Li-Po 7.4v batteries are allowed (there is no restriction on capacity or C rating). Battery wires can be modified at the bottom of the connector to accept other types of speed controller connectors. Wire length must exceed 3cm. Please note that modification of the battery compartment is NOT allowed.
4. Please note that the brushless motors below may only be used in conjunction with the following speed controls;
• 45057 - Brushless ESC 02S – Sensored
• 45066 - Brushless ESC-03S – Sensored
• Hobbywing XERUN XR10 Justock ESC – Sensored / Sensorless
• Hobbywing XERUN XR10 Pro Stock ESC
• Hobbywing QUICRUN 10BL60 ESC – Sensored / Sensorless (Must be run in “Blinky” / zero timing mode)
5.  Only the following Tamiya motors will be allowed;
•  54251 - Brushless Motor 14T (Sensor-less)
• 54612 - Brushless Motor 15.5T (Sensored) - One may advance the timing on this motor up until the motor’s maximum timing.
6.  Any attempt to modify or to influence the ability of the motor is NOT allowed (e.g. No com-drops, No cutting of brushes, Original screws must be used. etc.), however the wires of the speed controller can be soldered directly onto the motor.
7. Car does not have to retain the original wheel drive concept. Drivers can choose either FWD or RWD configurations regardless of car body. 4wd or twin motor configuration will not be allowed.
8. Speed Tuned Gear – 16, 18 and 20T pinions are allowed for the M03, M05, M06 and M07 chassis. Up to 19T pinion is allowed for the M04 chassis, but in the case of a 26D tyre being used the pinion size is limited to a 17T.
9. Minimum weight of the car ready to run is to be 1,150g without a transponder.
10. Clearance under main chassis to exceed 3mm after the race.
11. One may only use a wing if the body you are using comes with one. Please note that you may not interchange bodies and wings, they must both be used as originally intended.
12. Only the standard differential item 53070, and the ball differential item 53267 or item 54194, can be used, and must be built as per the instructions using Tamiya lubricants only.
13. The tyre size in the front and rear must be the same. The usable tyres are as follows;

M03, M03L, M04M, M05, M06, M07 and M08:
50683 M-Chassis 60D Radial Tyres
50684 M-Chassis 60D M-Grip Tyres
53254 M-Chassis 60D Super Grip Radial Tyres
53340 M-Chassis 60D Re-Inforced Tyres Type A
54216 M-Chassis 60D Re-Inforced Tyres Type B
 
M04L:
50419 Celica Racing Radial Tyres
50454 Racing Slick Tyres
50810 Racing Semi-Slick Tyres
53214 Super Grip Radial Tyres
53227 M2 Radial Tyres

TAMIYA CUP 2021

CAR REGULATIONS FOR FORMULA 1 CLASS

1. Only F103, F104, F104 Pro, F104 Ver. II Pro, F104W, F104X1, TRF101, TRF101W, TRF102 and TRF103 chassis’ are permitted in this class. Please note that the F103 and F104W utilises F103 spares the availability of which cannot be guaranteed.
2. Only spare parts and Hop-Up option parts for these chassis' types currently available in South Africa are allowed, and must be used as originally intended.
3. Only Ni-Cd, Ni-Mh 7.2v batteries or Li-Po 7.4v batteries are allowed (there is no restriction on capacity or C rating). Battery wires can be modified at the bottom of the connector to accept other types of speed controller connectors. Wire length must exceed 3cm. Please note that modification of the battery compartment is NOT allowed.
4. Any electronic speed control is permitted to be used with the brushed motors listed below. Please note that the brushless motors below may only be used in conjunction with the following speed controls;
• 45057 - Brushless ESC 02S – Sensored
• 45066 - Brushless ESC-03S – Sensored
• Hobbywing XERUN XR10 Justock ESC – Sensored / Sensorless
• Hobbywing XERUN XR10 Pro Stock ESC
• Hobbywing QUICRUN 10BL60 ESC – Sensored / Sensorless (Must be run in “Blinky” / zero timing mode)
5. Only the following Tamiya motors will be allowed;
• 53068 - Sport Tuned Motor
• 53983 - Lightly Tuned Motor
• 54181 - Brushless Motor 18T (Sensor-less)
• 54612 - Brushless Motor 15.5T (Sensored) – One may advance the timing on this motor up until the motor’s maximum timing.
6. Any attempt to modify or to influence the ability of the motor is NOT allowed (e.g. No com-drops, No cutting of brushes, Original screws must be used. etc), however the wires of the speed controller can be soldered directly onto the motor.
7. Only the following Gear Ratios may be used.
• Pinion 25T + Spur Gear 93T (04 Module)
• Pinion 17T + Spur Gear 63T (06 Module)
8. Only the following rubber tyres will be allowed (foam tyres will not be allowed);
• 51399 F104 Front Rubber Tyres
• 51400 F104 Rear Rubber Tyres
• 54198 F104 Rubber Tyres Front (Hard)
• 54199 F104 Rubber Tyres Rear (Soft)
9. Driver figure must be used for Formula-1 car. Modifications which alter the form of the original car are not allowed.
10. Minimum weight of the car ready to run is to be 1,100g without a transponder.
11. Clearance under main chassis parts to exceed 3mm after the race.

TAMIYA CUP 2021

CAR REGULATIONS FOR SUPER STOCK CLASS

1. Cars eligible for qualification are XV01, TA07, TA07MS, TA06, TA06MS, TA05, TA05IFS, TA05 Ver. II, TB07, TB04, TB03, TB02, TT02, TT01 & TT01E (Including Pro, R, RR and S chassis’ types).
2. Only spare parts and Hop-Up option parts for these chassis' types currently available in South Africa are allowed, and must be used as originally intended.
3. Only Ni-Cd, Ni-Mh 7.2v batteries or Li-Po 7.4v batteries are allowed (there is no restriction on capacity or C rating). Battery wires can be modified at the bottom of the connector to accept other types of speed controller connectors. Wire length must exceed 3cm. Please note that modification of the battery compartment is NOT allowed.
4. 4. Please note that the brushless motors below may only be used in conjunction with the following speed controls;
• 45057 - Brushless ESC 02S – Sensored
• 45066 - Brushless ESC-03S – Sensored
• Hobbywing XERUN XR10 Justock ESC – Sensored / Sensorless
• Hobbywing XERUN XR10 Pro Stock ESC
• Hobbywing QUICRUN 10BL60 ESC – Sensored / Sensorless (Must be run in “Blinky” / zero timing mode)
5. Only the following Tamiya motors will be allowed;
• 54132 – Brushless Motor 12T (Sensor-less)
• 54611 - Brushless Motor 10.5T (Sensored)
6. Any attempt to modify or to influence the ability of the motor is NOT allowed (e.g. No com-drops, No cutting of brushes, original screws must be used. etc), however the wires of the speed controller can be soldered directly onto the motor.
7. Car does not have to be equipped with cockpit detail and a driver figure.
8. Minimum weight of car ready to run to be 1,350g without a transponder.
9. Clearance under main chassis parts to exceed 5mm after the race.
10. The Subaru Legacy B4 Body (53824) may be used in this class.
11. Only the following 24mm tyres and inserts may be used in this class.
• 53705 - Reinforced Slick Tyres Type B3
• 53433 - Medium Narrow Slick Tyre Type A
• 53434 - Medium Narrow Inner Foam Soft (Blue)
• 53435 - Medium Narrow Inner Foam Hard (Black)
• 53582 - Medium Narrow Inner Foam Medium (Green)

TAMIYA CUP 2021

CAR REGULATIONS FOR 4WD GT CLASS

1. All chassis’ including TRF series are eligible for qualification in this class.
2. Only spare parts and Hop-Up option parts for these chassis' types currently available in South Africa are allowed, and must be used as originally intended.
3. Only Ni-Cd, Ni-Mh 7.2v batteries or Li-Po 7.4v – 7.6v batteries are allowed (there is no restriction on capacity or C rating). Battery wires can be modified at the bottom of the connector to accept other types of speed controller connectors. Wire length must exceed 3cm.
4. Any electronic speed control is permitted.
5. Any Tamiya or ROAR approved motor is allowed to be used in this class.
6. Any Tamiya Tyre or Team Power tyre may be used in this class.
7. Motor brushes, if applicable, must be from Tamiya.
8. Any attempt to modify or to influence the ability of the motor is NOT allowed (e.g. No com-drops, No cutting of brushes, Original screws must be used. etc), however the wires of the speed controller can be soldered directly onto the motor.
9. Car does not have to be equipped with cockpit detail and a driver figure.
10. Minimum weight of car ready to run to be 1,350g without a transponder.
11. Clearance under main chassis parts to exceed 5mm after the race.
12. Any touring car body from any manufacturer may be used so long as the body does not break any of the General Race Regulations.

TAMIYA CUP 2021

CAR REGULATIONS FOR TRUCK CLASS

1. Only the following kits may be used in this class.
• 58632 - R/C Team Hahn Racing MAN TGS (TT01E)
• 58642 - R/C Reinert Racing MAN TGS (TT01E)
• 58661 - R/C Buggyra Racing Fat Fox (TT01E)
• 58683 - R/C Tankpool24 Mercedes Actros (TT01E)
2. Only spare parts and Hop-Up option parts for these chassis' types currently available in South Africa are allowed, and must be used as originally intended.
3. The list of allowable Hop-Up option parts that can be used in this class are limited to the following;
• Any plastic Tamiya CVA shocks (no aluminium / TRF shocks will be permitted)
• Any Tamiya touring car tuned springs
• 53497 - TT01 Ball Bearing Set
• 53662 - TT01 Turnbuckle Tie Rod Set
• 53666 - TT01 Metal Motor Mount
• 53673 - TT01 Toe-In Rear Uprights
• 53800 - Aluminium Toe-In Rear Uprights (2°)
• 54025 - TT01E Ball Bearing Set
• 54026 - TT01 Aluminium Prop. Joint & Shaft
4. The speed controller is limited to either a TEU-101/104/105BK or TBLE-02S (Item 45057) electronic speed control, as supplied in the original kit, or the Hobbywing 1060 (60A brushed ESC).
5. The motor is limited to a standard, 2-slot, Johnson 540 motor or RS-540 Torque Tuned motor (Item 54358). Any attempt to modify or to influence the ability of the motor is NOT allowed (e.g. No com-drops, No cutting of brushes, Original screws must be used. etc), however the wires of the speed controller can be soldered directly onto the motor.
6. Only standard stick type (round case, not square or rectangular) Ni-Cd, Ni-Mh 7.2v batteries or Li-Po 7.4v batteries UP TO 3900mah, MAX discharge of 40C are allowed. Battery wires can be modified at the bottom of the connector to accept other types of speed controller connectors. Wire length must exceed 3cm. Please note that modification of the battery compartment is NOT allowed.
7. Truck does not have to be equipped with cockpit detail and a driver figure.
8. The highest speed gear ratio that one may use for this class is as follows.
• Pinion 24T + Spur Gear 58T (53665)
9. Tyres are limited to the 51589 On-Road Racing Truck Tyres. Rims are limited to either 51588 On-Road Racing Truck Wheels F/R or any compatible Tamiya M-Chassis wheel. Any Tamiya insert or inner may be used.
10. You are not allowed to lock your front differential however the use of Tamiya Differential Putty (Item 42247) is allowed.
11. One may only use the bodies from the kits listed above, wings are not allowed.