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3-8. Rear tinted windows (on a coupe this applies to the rear quarters and rear screen and on a 4 door this applies to the rear passenger windows and rear screen) are allowed. Clear security film may be applied to the front driver and passenger windows, but not the windscreen. Please ensure the film is fitted in a professional manner.
3-9. Headlights, indicators, brake and hazard lights, front wipers and horn must be in good working condition. Headlight glass must be protected against breakage by tape or security film.
3-10. Ball joints, suspension bushes and wheel bearings must be in good condition.
3-11. Rear view and side mirrors must remain.
3-12. Vehicles must retain a passenger seat.
3-13. Cutting of the main chassis rails is prohibited.
3-14. All exterior performance parts, excluding wing mirrors but including rear spoilers and wings must not exceed the body width of the vehicle.
3-15. All wings must have rounded corners.
3-16. All windows can be exchanged for racing lexan materials where necessary except the front window screen, this must remain OEM (laminated) glass.
3-17. All bodywork is free as is the use of FRP or carbon fibre materials. But must comply with 2-7.
3-19. All bodywork must not be hazardous to other competitors in design.
3-19. The original dashboard can remain intact (apart from roll cage alterations) or can be replaced by a replacement unit built to similar or better standards/appearance to the OEM unit. Instruments are free.
3-20. All steering, drive train, wheels and brakes are free.
3-21. Catch tanks for oil and water must be installed and securely fastened with its contents easily visible on inspection.
3-22. Handbrake assemblies are free however a handbrake must be present
3-23. Throttle, brake and clutch systems must be in good serviceable condition.
3-24. Power steering units may be disconnected and/or removed.
3-25. Steering wheels are free to be changed.
3-26. No aluminium wheel studs are allowed
3-27. Any additional equipment inside or outside the vehicle including electrical equipment must be securely mounted in place, including pit-car radio systems and be fitted before scrutineering.
3-28. Video, film and photographic, including performance related test equipment is prohibited from all vehicles unless expressly authorised by the EDC officials in advance and be fitted before scrutineering.
3-29 Dry sump tanks and pipes containing hot oil or hot water should not be fitted in the passenger compartment. If this is un-avoidable they must be shielded to prevent occupants from the oil if the unit fails. All pipes containing hot oil in the passenger compartment must be braided or covered by a shield.
3-30. There must be a firewall between the engine bay and the passenger compartment capable of preventing the passage of fire or liquid. Larger holes should be covered by metal plates or fibreglass, smaller holes with bolts, rivets or fireproof mastic. If the standard bulkhead has no unfilled holes then it is classed as a satisfactory firewall.
3-31. If the boot contains any of the fuel system or nitrous tanks etc then the boot must be separated from the passenger compartment with a firewall
4 - Vehicle and Driver safety
4-1. Roll cages must comply with the regulation 3-7.
Note: Door bar(s) are only required on the drivers side. Door bars may be of the removable type but must be fixed securely with an approved bracketing system. Also if the door bar(s) are adjustable then any adjustable area must be seam welded and not spot welded. If in any doubt please contact the EDC Scrutineer.
4-2. Vehicles with doors modified/lightened or exchanged for FRP or carbon fibre must have an X bar or two door bars installed as part of their roll cage layout, see Fig 3. and Fig 4. below.
Fig 3.
Fig 4.
Please note: The above drawings are for indication purposes only and are not to scale and must be not be construed as the correct angles. Each vehicle that requires cage modifications should speak with the Technical Officer of EDC in advance of any modifications.
4-3. Vehicles which retain the original door with OEM side impact protection require only one side impact protection bar as part of the cage, see Fig 2. Vehicles which DO NOT retain the original door with OEM side impact protection require TWO side impact protection bars as part of the cage, see Fig 3. and Fig 4.
4-4. No fluid leaks of any kind from the vehicle are permitted, any such leaks will render the car void for the competition, all catch tanks must be empty are the start of each run.
4-5. All doors, bonnets and must be serviceable from the outside, all door handles and locking systems must be available from the exterior.
4-6. Vehicles must have FIA approved racing seat for the driver and does not have to be in date but must be in good condition. i.e. not showing any signs of stress, cracks or damage to the structure of the seat and Fixed using a minimum of four 8mm bolts (ISO 8.

and 5 sq inch spreader plates. Vehicles that are not also fitted with a FIA racing seat and four point harness are not permitted to take passengers on the track
4-7. Safety harnesses must be used with a minimum of four fixing points (although we recommend a harness with five fixing points) and comply to SFI regulations or above and must be securely attached to the vehicles body or roll cage for both driver and passenger seats. The straps from the shoulders should be mounted as near to horizontal as possible – not on the floor immediately behind the seat. See Fig 5. below:
Fig 5.
4-8. All vehicles must be equipped with towing eyes, one at the front and one at the rear and installed prior to any competition event. They must be clearly visible or an arrow direction with the word ‘ tow’ painted on the car directing to the eye if located under the vehicle/out of clear sight. Both the word ‘tow’ and the actual eye itself must be painted in a contrasting colour and clearly visible.
4-9. All bodywork must be secure and attached to the vehicle. All bonnets and boot lids irrespective of being OEM, Carbon Fibre, FRP etc., must be held by a minimum of two bonnet pins. OEM Locks/Latches on the bonnets and boots must be disabled whilst the vehicle is competing and if not removed from the vehicle they must be secured safely.
4-10. All lexan windows must be screwed or bolted in place. The drivers window can be lowered but by no more than 2”. The passenger window can be lowered.
4-11. All exterior parts must not include any sharp or dangerous objects.
4-12. Vehicles must have battery isolators installed, with activation buttons located in a position accessible by the driver when normally seated and an additional button located on the front window splash panel, nearside and clearly marked with an official sticker. Operation of the cutout should be tested before every meeting.
4-13. Vehicles must have a serviceable plumbed-in fire extinguisher system of 2.25 litre minimum. Contents permissible: AFFF or Zero 2000 / Zero 360. The system must be able to be activated from outside the vehicle and the activation button should be located on the front window splash panel and clearly marked with an official sticker. An activation button must also be mounted in the driver’s compartment, accessible from the driver’s position. Fire heads must be a minimum of one inside the driver’s compartment and one in the engine bay, directed at the engine – at the area most likely to cause fire.
4-14. All fuel swirl pots, fuel systems, tanks and pumps must not be installed in the driver’s compartment. Any such items must have a firewall between the driver and equipment, no exceptions. The firewall must be sealed to prevent passage of fluids and fire. The fuel-line can be run through the car but it must be a continuous (unbroken) metal pipe or braided and must be fitted on the passenger side of the vehicle.
4-15. All fuel lines and filling devices must be clean and sealed after vehicles are fuelled to ensure no fuel can escape. Dry break fuel and bobble breathing systems are allowed from recognised manufacturers.
4-16. Original OEM fuel tanks are permitted; racing fuel tanks are also permitted. If the tank filler is contained in the boot, the boot floor should have drainage holes or the filler neck should have a spillage collector that is draining to the outside of the boot.
4-17. Batteries must be securely mounted and all connections in a serviceable and clean condition. Negative leads should be braided or have yellow identifying marking. Batteries housed in the driver compartment must be securely mounted in a sealed and insulated box
4-18. General vehicle appearance and roadworthiness must be in a good serviceable condition, EDC organisers reserve the right to refuse any vehicle competition entry if this is in question.