Rules & Regs | Vilaca Racing

Welcome to Vilaca Racing Time Attack Series,

Vilaca Racing Series is a non-wheel to wheel racing time attack event series taking place on various race tracks. Drivers are competing against the clock to see which car and driver is the fastest combination on the day.

The Vilaca Racing Series is about providing safe, spirited, fun and competitive track time for Novice and Advanced drivers.

It is open to all makes, models, all drive trains, turbo or aspirated, road and race cars

Vilaca Racing Series includes competitive classes for all degrees of tuning and modification. The classing is designed to place vehicles by drivetrain into classes based on similar modifications.

The above-mentioned drive train classes are divided into sub categories that will be clearly defined by subsequent labelled sections.

Our series is about safety, fun and family. Our simplified rules makes it easy to class each competitor in a class that will keep the racing series fair and competitive.

2025 will see the addition of some new classes, for a brief overview of the classes see bellow

1. Vilaca Racing

1.1. Vilaca Racing Defined

Vilaca Racing is an organization dedicated to arranging and regulating sports car events and exhibitions; encouraging safe and sportsmanlike conduct on public

1.2. Time Attack defined

Vilaca Racing Time Attack Events are non-wheel-to-wheel competitions which allow drivers to compete in an event which tests the drivers skill in combination the selected vehicle against the clock. Competitors are ranked from the fastest to the slowest time.

1.3. Assumption of Risk

Time Attack is a dangerous sport that can result in serious injury or death. Participation in all aspects of the sport is voluntary. The ultimate responsibility for participant and vehicle safety lies with the participant, vehicle owner, driver, and crew members.

The participant also acknowledges that by participating in the event, the participant may suffer bodily injury or death, or loss or damage to property. The participant further acknowledges that the participant has voluntarily assumed the risk of bodily injury or death, or loss or damage to property or resources and waives any claims for bodily injury or death, or loss or damage to property or resources against but not limited to; Vilaca Racing, its directors, officers, employees and agents, event officials, event sponsors, racetrack operator’s other participants and discharges such persons and entities from responsibility for such losses.

1.4. Participant Conduct

1.4.1. Be at least 18 years old and hold a current valid driver’s license

1.4.2. Complete and sign the required indemnity form/waivers and tech inspection form prior to driving in the event

1.4.3. Follow the rules set forth in this document, along with any rules given before or during the event by the event organizers

1.4.4. Have registered for the event and paid the entry fee

1.4.5. Abide by the drivers dress code

1.4.6. Vilaca Racing code of conduct

1.4.6.1. Any driver/crew shall abide by the rules in their entirety and in the spirit of which they are written. Any attempt to interpret the said rules to gain an unfair advantage will be penalized appropriately by the committee.

1.4.6.2. All persons shall conduct themselves in an orderly manner. Any disorderly conduct or any failure to obey official instructions or any breach of these regulations by entrants, drivers, or their assistants, shall make the entrant concerned liable to a penalty, fine and/or exclusion. All participants must play within the rules and respect race officials and their decisions.

1.4.6.3. All participants must respect the rights, dignity, and value of their fellow participants regardless of gender, ability, physical appearance, cultural background, or religion. All participants must always encourage and take responsibility for their actions.

1.4.6.4. All participants must ensure their equipment is safe and race worthy, prior to taking part in training, testing or race events. Only approved racewear (e.g.: helmet, gloves, race boots and suit) to be used by the driver, according to the regulations. It is the participants own responsibility to identify and measure his/her own skill level against his/her competitors, and take responsibility for the risks associated with training, testing and or racing. It should be noted that a basic level of competence is required.

1.4.6.5. It is the participant’s responsibility to declare, prior to any participation in training, testing, or racing, of any medical condition or medication required that may be relevant in the event of an emergency.

1.4.6.6. All participants are required to display courtesy and etiquette to other members and participants in training, testing and race events. Any disputes or problems that may arise during an event must be addressed in a respectful manner, to the correct person (official) at the event.

1.4.6.7. The safety of children within the sport is a priority. Knowledge of the code of ethics surrounding care of children in sports will be promoted and encouraged. It is the participant’s own responsibility to ensure the safety of children at training, testing, or racing events.

1.4.6.8. When taking part in any event, it is the responsibility of the driver to take the time to read and fully understand the posted rules, regulations and conditions for said event prior to start time, thus eliminating unnecessary delays at the beginning of the event. Requests for clarification of these rules, regulations, or conditions, should be asked in the drivers meeting held before each event.

1.4.6.9. All participants must have respect for the environment and the surrounding inhabitants. Responsibility must be taken to reduce excessive noise and keep all areas that are used as clean and pollution free as possible.

1.4.6.10. All participants must respect that drugs and alcohol are strictly prohibited at training, testing and races. It is an offence and will not be tolerated. Offenders will be excluded from the event and face further disciplinary action.

1.4.6.11. Any abusive comments on social media (Facebook, Twitter etc.) between teams, competitors, officials, organizers, will be held responsible and liable for their actions, which may be a fine and/or exclusion from participating in the event and/or be banned from the racing series.

1.4.6.12. If the offence occurs during an event , the car and driver concerned may be excluded from the race, or entire event and/or a penalty and/or a fine may be imposed. Failure to report at a specified time shall be a breach of the regulations and may be subject to a penalty and/or a fine.

1.4.6.13. Wild or disorderly driving shall be subject to exclusion.

1.4.6.14. Any proceeding, derogatory action, or interference with or against a race official by entrants, drivers, or their assistants shall result in a ban from the event and/or series

1.4.6.15. Abuse of officials will not be tolerated and offenders will be removed from the event and subject to further legal action.

1.4.7. Any driver who is involved in an incident shall follow the instructions of the safety team without question and will not be allowed to return to competition without the approval of the Vilaca Racing staff.

2. Sporting Regulations

The following descriptions and procedures govern the Vilaca Racing Time Attack. Participants are expected to follow these rules and the intent of these rules. They may be penalized for not doing so. Participants are reminded that there are many unwritten best practices focused on safety that would be impractical to commit to the written rulebook. If an official or track employee asks you to do something in the name of rules and you believe it is in error – do not argue with that person. Bring it to the attention of the Race Director or Event Lead for a solution.

2.1. General

1.2.4. Follow the given dress code for the event

1.2.5. Driver and passenger arms and hands must remain inside the vehicle at all times

2.2. Race Flags and session instructions

2.2.1. Track Rules

The track rules are subject to change without notice and may differ from track to track. These changes to the track will only be made if necessary for the safety of the drivers and/or spectators.

2.2.1.1. No burnouts / spinning / drifting allowed

2.2.1.2. Pit lane / pit parking lot speed is a walking pace

2.2.1.3. No excessive revving allowed

2.2.1.4. No open fires allowed

2.2.1.5. Contact on track is deemed unacceptable. All cars participating in the series must be driven in such a manner that they do not make contact other cars on track.

2.2.2. General flag rules will be observed. Flag rules will be gone over in the race group drivers meeting at the start of the event. Track Flags which may vary per facility, will be covered at drivers meeting. Please see addendum A for reference

2.2.2.1. GREEN FLAG (Solid Green) – When displayed, the green flag indicates that the course is clear, and that racing is under way. The green flag is typically shown only by the Starter.

2.2.2.2. YELLOW FLAG (Solid Yellow) – A Yellow Flag of any type indicates an incident ahead that creates a dangerous situation. Drivers should slow and proceed at a reduced speed with no passing allowed. The no passing zone starts at a perpendicular line across the track from the flag and ends at a perpendicular line across the track from the last component of the incident causing the yellow flag – or as noted in the Event Information/Supplementary Regulations. The last component may be the car, driver, responding officials, other vehicles and/or large debris.

Drivers are reminded that you may not be able to see if there are more incidents before the next flag station, and particularly at night, discretion should be used to avoid penalties for passing under yellow

2.2.2.3. STANDING YELLOW – You are approaching an incident where your and other’s safety are at risk. The racing surface may be clear but there is immediate danger to you or others if you left the racing surface. Slow significantly and proceed through the incident at a reduced speed.

2.2.2.4. WAVING YELLOW – You are approaching an incident that has great danger to you and others. The racing surface may be partially or completely blocked. Slow significantly and be prepared to stop. All efforts should be made to proceed through a Waving Yellow Flag in single file order.

2.2.2.5. Blue Flag – Another competitor is following very closely or is trying to overtake. This flag may be displayed standing or waving, depending upon the speed differential

2.2.2.6. SURFACE CONDITION (Yellow with Vertical Red Stripes) – Take care. A slippery condition exists, or debris is present on the racing surface. This flag is displayed standing

2.2.2.7. WHITE FLAG (Solid White) – Caution and take care for a slow-moving race car, ambulance or other emergency vehicle on the racing surface.

2.2.2.8. BLACK FLAG (Solid Black) – Displayed from the Starter’s stand with a number board indicating the car number: Proceed directly to the pits and the location designated by the Race Director or event Information/Supplemental Regulations for consultation with Officials. DO NOT TAKE ANOTHER LAP.

2.2.2.9. MECHANICAL BLACK FLAG (Black with Orange Ball) – Displayed from the Starter’s stand with a number board indicating the car number. There is a mechanical problem with the car. Proceed directly to your pit

2.2.2.10. RED FLAG (Solid Red) – Displayed at each station and on the Starter’s stand – EXTREME DANGER – THE SESSION HAS BEEN STOPPED. All cars shall immediately reduce speed and proceed cautiously to the pits. Once a red flag has been displayed, it will not be withdrawn until all cars have come to a stop

2.2.3. A firm “black flag” rule will be instituted at all Vilaca racing events. Dangerous driving such as regular off-track excursions, reckless driving leading to poor or out of control car control and/or creating dangerous conditions for other competitors will be monitored by the track officials and Vilaca Racing Committee. Offenders will be black flagged and have to be cleared before they can be allowed back on the track.

2.2.4. Rain Races

Vilaca Racing Time Attack Events are all-weather races; drivers and teams should be prepared for such conditions. In cases of unsafe weather conditions including but not limited to excessive rain/track flooding, lightning, high winds, etc. Officials may slow the field using a full course yellow type procedure or stop a session or race.

2.2.5. On-Track Expectations and Conduct

Drivers are expected to follow all rules for flagging, pit road speed limits, racing etiquette, and any other event-specifics outlined in Event Information/Supplementary Regulations. Failure to do so will likely result in black flags and/or penalties. Any and all unsafe and reckless/out of control driving that is seen by participants is asked to be reported Vilaca Racing staff.

Drivers must follow those general guidelines and the specific examples below

2.2.5.1. Car Control & Track Limits

2.2.5.1.1. Drivers should not make repeated/constant driving errors or demonstrate a lack of control (e.g., going off track, erratic lines, excessive sliding).

2.2.5.1.2. Drivers must always stay on the marked racing surface and may not drive off track without justification. Once off, a driver may re-enter the track, but only when it is safe to do so and without gaining a lasting advantage.

2.2.5.1.3. Drivers should not create a situation where debris is brought onto the track.

2.2.6. Racing Room

Each competitor has a right to racing room, which is generally defined as sufficient space on the marked racing surface that under racing conditions, a driver can maintain control of his car in close quarters

2.2.7. Overtaking

2.2.7.1. The overtaking driver bears the primary burden of responsibility for the decision to pass another car and to accomplish it safely because that driver has the best visibility. The overtaken driver is responsible to be aware that he is being passed and not to impede or block the overtaking car.

2.2.7.2. Drivers must respect the right of other competitors to racing room. Deliberate squeezing of a car beyond the track edge or any other abnormal change of direction is strictly prohibited

2.2.7.3. Contact on track is deemed unacceptable. All cars participating in the series must be driven in such a manner that they do not make contact other cars on track.

2.2.7.4. Contact with walls or barriers or other cars will result in the driver being parked for the remainder of the day unless the car has been passed by the tech inspector and is safe to do so. These events cannot continue without the safe driving of the participants being the highest priority for all involved

2.2.7.5. Contact in any detrimental way to the walls, barriers, tyre walls, or other structures of the racetrack or paddock that cause damage deemed to need repair (by the track management), may result in the driver or owner of the car causing the damage to be billed for repairs.

2.2.7.6. If a driver notices something is wrong with their car while on track, every effort should be made to pull off the track immediately, in a safe and predictable manner.

2.2.9.7. Stopping on track.

2.2.9.7.1. A driver who stops his car on course must make every effort to assure that the location does not pose a danger or obstruction to other competitors .

2.2.9.7.2. Drivers and crew may not work on a car that is stopped on course

2.2.9.7.3. If a vehicle is flat-towed (connected to service vehicle with a strap and being pulled on all four wheels) the driver must be in full gear and fully belted in.

2.3. Protest / Complaints / objections

2.3.1. The right to protest

2.3.1.1. The right to protest lies solely with any participant or official who may consider himself/herself rightfully aggrieved by any decision, act or omission of an organizer, official, competitor or driver.

2.3.1.2. Lodging a protest

2.3.1.3. A protest to be considered by the committee, can be lodged directly with the Official Time Keeper or the Clerk of the Course

2.3.1.4. Every protest shall be in writing, stating the name and address of the protestor, the grounds for the protest, be signed by the competitor making the protest,

2.3.1.5. Time limit for protest

2.3.1.5.1. All protests must be lodged within 30min of the offence. After this time has lapsed no protest will be considered.

2.3.1.5.2. All protests be accompanied by a fee of R500.00 to the Vilaca Racing associated charity either by means of an EFT or cash payment – non-refundable regardless of the outcome.

2.3.1.6. Action by the committee on receipt of a protest.

2.3.1.6.1. They shall consider all protests as urgent. They shall take steps as soon as possible to convene a hearing.

2.3.1.6.2. Once a hearing has taken place the committee decision is final and cannot be appealed or overturned.

2.4. Transponders, Time Keeper, Timing

The Time Keeper is responsible for accurately timing and scoring the event, compiling, and publishing the Official Results, and providing the Official Results to event officials.

2.4.1. Transponders

2.4.1.1. Transponders will be handed out by the official time keeper in the morning of the event before drivers briefing.

2.4.1.2. Transponders are to be fitted inside the vehicle by means of a transponder holder as shown in the graphic bellow

2.4.1.3. The transponder remains the responsibility of the participant for the duration of the event for any and all damage incurred.

2.4.2. Time keeper

2.4.2.1. the time keeper is not to be interrupted during the event

2.4.2.2. the time keeper is not permitted to disclose any event unofficial results during the course of the event.

2.4.3. Timing

2.4.3.1. In car timing is and data logging is permitted.

2.4.3.2. All events will operate as an online internet-based system and there will be no paper records.

2.4.3.3. Teams must be equipped with the necessary Laptops, PCs etc to log onto the internet or relevant wi-fi to follow the progress of the event

2.4.3.4. Only lap times that are recorded by a transponder will count towards the days results

2.4.3.5. Only in a special circumstance will manual timing be accepted such as but not limited to;

2.4.3.5.1. Timing beacon is damaged

2.4.3.5.2. Interference with the timing line

2.4.3.5.3. Transponder battery failure

2.4.3.5.4. Shortage of replacement transponders

2024 12h enduro RULES AND REGULATIONS transponder

3. Safety

3.1. Dress code

All required driver’s safety equipment must be worn at all times while on track. The participant agrees that the participant always bears the ultimate responsibility to ensure the safety of participant’s driver’s safety equipment, and compliance with all Vilaca Racing rules, regulations, and agreements, including but not limited to those contained in the Time Attack Rules.

The following required equipment shall be in good condition and free of defects, holes, cracks, frays, etc

3.1.1. Driving suits that effectively cover the body from the neck to the ankles and wrists – One-piece suits. All suits shall bear or have the equivalent certification label of a minimum FIA STANDARD 8856-2018 – 2 layered Nomex® Underwear of fire-resistant material shall be used but is optional with suits carrying (Applies to Race Cars only)

3.1.2. Crash helmets approved by the Snell Foundation with Snell sticker 2015 or later Special Application SA2015/SAH2015, or by the SFI with a SFI Sticker SFI 31.1/2015 or newer, or by the FIA standard 8859-2015 or FIA 8860-2010 or newer. SFI labelled helmets must have a year printed on the label to be valid.

3.1.3. Crash helmets shall bear or have the equivalent certification label of the DOT, ECE, SNELL, SHARP approved standard. Open face helmets are permitted.

3.1.4. The use of a head and neck restraint system is optional but recommended.

3.1.5. Gloves are recommended but not required, Race Cars drivers must be fire-resistant Nomex® material containing no holes

3.1.6. Face coverings (balaclavas) are recommended but not required, Race Car drivers must have an accepted fire-resistant Nomex® material for drivers with beards or moustaches. Hair protruding from beneath a driver’s helmet shall be completely covered by fire resistant material. Double-layer balaclavas are recommended. If balaclavas are used voluntarily, they shall be of accepted fire-resistant material.

3.1.7. Shoes must be closed with no holes and the laces tied properly with minimal “overhang” . Fire-resistant Nomex® material are recommended but not required.

3.1.8. Drivers must at all times have a t-shirt as a minimum – no tank tops are allowed

3.1.9. Drivers will only be allowed on track in long pants. Track suit pants are not allowed.

3.1.10. Passengers must follow the same dress code as the drivers

3.1.11. Passengers must be older than 15 years old, as a result if an underage passenger is reported to be on track the driver will be excluded from the event.

3.1.12. Passengers are allowed in cars at the determination of the Vilaca Racing staff. Please know as a driver of a car with a passenger that you are taking on a great responsibility. Safety of both occupants of a vehicle is of utmost importance

3.1.13. Minimum OEM safety belts are compulsory. Four or Five-point harnesses with a HANS device/neck brace are strongly recommended for all classes and compulsory for Race Cars

3.2. Fire suppression system

3.2.1. All cars that do not run 95 octane fuel shall be equipped with an on-board fire suppression of some type. This includes:

– Ethanol mixed fueled cars

– Water Methanol injected cars

– All Race Cars

The minimum is a hand-held fire extinguisher meeting these requirements

3.2.1.1.The size of the fire extinguisher must be more than 1.5kg and be securely fastened by means of a steel bracket

3.2.1.2. Fire extinguisher class B, C, BC or ABC)

3.2.1.3. The mounting steel bracket shall be fixed with a minimum of 2 x M5 bolts SAE Metric Grade 8.8 (cable ties, duct tape and Velcro will not be accepted)

3.2.1.4. Manual or automatic release is allowed. The release mechanism shall be within reach of the driver when belted in the car.

3.2.1.5. All fixed automatic / on-board fire systems shall be identified with two circle “E” decals–one at the release location and the second on the outside bodywork in line with or as near to the release location as possible

3.3. Electrical

3.3.1. Master switch

All cars that equipped with a master switch easily accessible by the driver and from outside the car

3.3.1.1. The master switch shall be installed directly on either the positive or negative battery cable and must cut all electrical circuits but not an on-board fire system. Solenoid-style master switches are permitted. All terminals of the master switch shall be insulated to prevent shorting out. It shall be clearly marked by the international marking of a spark in a blue triangle and mounted in a standard location.

3.3.1.2. Location

The kill switch is recommended to be installed in front of the windshield on either the cowl or on top of the fender, but close enough to the windshield to be accessible if the car is overturned.

4. General across all classes

The below list(s) refer to the class restrictions and/or requirements. This does not include the basic inspection of the vehicle that the vehicle will undergo in order to be classed correctly and/or pass inspection

4.1. General Allowance and Modification Rules

4.1.1. Vilaca Racing Time Attack Classes are intended for mass produced production automobiles, meaning they needed to start life on an assembly line. Tube frame, hand-built, composite, and other special-construction vehicles are not permitted

4.1.2. Classing of Street, Modified, Super and will be detailed in section XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX

The classes will only be valid if the following requirements are met for each class:

4.1.2.1. Minimum amount of registered competitors is 8 or more

4.1.2.2. Each event has a minimum of 5 entries per class

Should the above minimum requirements for each class not be met by the close of registration the relevant classes will be combined:

4.1.2.3 Street xWD and Modified xWD will form Street Modified XWD

4.1.2.4. Super and Super B Super Class

4.1.2.5. All vehicles in Street, Modified and Super must be production road cars. Street and Modified cars need to be road legal and licensed. All vehicles need to pass the inspection report.

4.2. Class exemptions

Road Super Cars are exempted from entering both Street and Modified Classes, however classification on a ‘super car’ will be dealt on an individual basis

4.2.1. High performance vehicles such as; but not limited to;

4.2.2. Porsche 911/Cayman Turbo, GT3, GT2, GTS, R, etc.

4.2.3. Mercedes GTS, GTR

4.2.4. Nissan Skyline GTR R35

4.2.5. Noble M10, M12, M400, M15, M600 etc.

4.2.6. Ferrari 360,458,488 etc.

4.2.7. McLaren 540c, 570s, 650s, 720s, LT models etc.

4.2.8. Audi R8, Lamborghini

4.2.9. Toyota Supra MK5

4.2.10. BMW M2,M3,M4,M5 etc newer than 2016.

4.2.11. Race super cars and/or tubular chassis cars are exempted from entering Street, Modified and Super classes and will be placed into an Unlimited Class or will be placed in an exhibition class on the event they choose to enter, vehicles such as:

4.2.11.1. GT Race cars (Ferrari, Porsche, Lamborghini, etc)

4.2.11.2. KTM X-Bow, Ariel Atom etc.

4.2.11.3. Production Tubular chassis / kit cars (i.e. Lotus 7)

4.3. Car changing / swopping for an Event and / or Season

The competitor is allowed to changed his/her vehicle under the following circumstances but not limited to:

4.3.1. The driver sends a notification in wiring with his/her intent to use another vehicle with reasoning.

4.3.2. The car replaced is of the same class and drive train as originally entered. i.e., Golf 5 GTI to a Golf 7 GTI.

4.3.3. Change of vehicle drive train from registered vehicle is allowed but will result in moving class with no points carried over.

4.3.3.1. Should the vehicle not qualify for the original registered class the points accumulated will not be allowed to carry over (i.e., Street to Modified and/or xWD to zWD)

4.3.4. Vehicle changes/swopping is allowed once in the championship year, thereafter the penalty will result in a 1 (one) place class penalty and 3 place overall penalty at each event.

4.3.5. A Permanent vehicle change for a remainder of the season for special cases such as the registered vehicle be sold, broken for an extended period of time, accident damage, etc. The penalty will be a single event 2 (two) class and 4 (four) place penalty and will be reviewed by the committee. Provided the replacement vehicle is entered for the remainder of the season.

4.4. Numbers & decals

4.4.1. Numbers and sponsor decals

Race numbers and sponsor decals will be given 1 (one) set of decals for the year. Decals must be displayed in the appropriate manor – see picture bellow. Stickers may be applied to magnets and then be place on the vehicle. Failure to display the provided decals/correct number and/or modifying the decals in any way without the consent of the committee (i.e., cutting out the race number) will result in the following outcome

2.5.1.1. Driver will not be allowed to compete at the event

Should you require a new set of stickers for each event and/or a replacement set you may arrange with the committee at an additional fee to the event entry fee. This will be enforced before the day starts

5. FRONT WHEEL DRIVE TRAIN CLASSES (FWD)

5.1. GENERAL ACROSS STREET AND MODIFIED FWD CLASS

Items not covered in this section that may have an unfair advantage will be reviewed by the technical committee and if deemed to offer significant performance enhancements – the vehicle will be moved to Modified or SuperClass, whichever deemed appropriate by the Vilaca Racing Committee.

5.1.2. Bumper Exterior

5.1.2.1.Cosmetic modifications/additional cosmetic spoilers/revised bumper designs are permitted provided that;

5.1.2.1.1. The items do not allow for a aero advantage, i.e. adding downforce, reducing drag.

5.1.2.1.2. The items do not allow for the vehicle to have a wider footprint

5.1.2.1.3. The items fitted are made for the vehicle, retro fitting parts from a different model is not allowed.

5.1.2.1.4. The items do not aid in changing the weight of the vehicle.

5.1.2.2. Limited edition vehicle bumpers may be fitted provided the items are made specifically for the model

5.1.2.3.Front canards are not permitted regardless if they are cosmetic.

5.1.2.4. The addition of a brake duct hole is allowed by means of cutting a hole and/or the removal of the vehicles fog lights.

5.1.3. Fenders Exterior

5.1.3.1. Rolling the inside of the fenders is permitted

5.1.3.2. Adding fender flares is only permitted to accommodate the class specified maximum wheel width

5.1.3.3. Aftermarket wider fenders or wide body kits are only permitted to accommodate the class specified maximum wheel width

5.1.3.4. Aero enhancing fender vents, adding louvers and/or cutting the fenders to do a “fender tuck” is not permitted and the vehicle will be moved to SuperClass.

5.1.3.5. Aero enhancing wide body kits is not permitted and the vehicle will be moved to SuperClass.

5.1.4. Rear diffuser

5.1.4.1. OEM factory fitted diffusers or bumpers are permitted

5.1.4.2. No aftermarket rear diffusers may be fitted to the vehicle

5.1.4.3. Cosmetic addition diffusers are permitted provided that they do not aid vehicle downforce

5.1.5. Bonnet / Hood

5.1.4.1. OEM factory bonnets are recommended

5.1.4.2. Bonnet vents are permitted provided that the sole purpose is for cooling

5.1.4.3. Revised OEM bonnets are allowed

5.1.4.4. Aftermarket bonnets are allowed provided that they are structurally sound and do not obscure the view of the driver

5.1.6. Front splitters / splash guards/ under trays / engine covers

5.1.6.1. Steet Classes may only make use of the OEM splash guards/under tray/ engine cover fitted by factory

5.1.6.2. Modified Class may fit a front splitter provided that

5.1.6.2.1. The item is fitted securely buy brackets and fasteners. No cable ties/duct tape/double sided tape is an acceptable means of fastening

5.1.6.2.2. The splitter follows the contour of the bumper and does not extend past the front bumper by more than 100mm from where the splitter is attached.

5.1.6.2.3. The splitter must be flat and have no splitter ramps fittted

5.1.6.2.4. The splitter must attach to the bumper, no splitter dams will be allowed to lower the splitter to the ground