Owner Driver Endurance Racing Events
Owners of twin engine 4 stroke pro-karts are catered for with a monthly race, specifically reserved for racers looking for a more competitive environment. A 2 hour main race event after practice and qualifying.
To check which team names and numbers are available click here
Testing
Owner Drivers with 4 stroke karts are welcome to test at the circuit whenever the circuit is free and available to do so. All testing is bookable in advance. The cost for testing is as follows and is for a 2 hour time slot:
£20 - 1 kart and 1 driver
£10 for each additional driver
Forthcoming Dates 2012
| Date | Arrival Time | Circuit | Practice Times |
| Sunday 29 January | 09:00 | N/A | |
| Tuesday 21 February | 17:30 | 2.00 - 4.00pm | |
| Tuesday 20 March | 17:30 | 2.00 - 4.00pm | |
| Wednesday 18 April | 17:30 | 2.00 - 4.00pm | |
| Tuesday 22 May | 17:30 | 2.00 - 4.00pm | |
| Tuesday 19 June | 17:30 | 2.00 - 4.00pm | |
| Tuesday 17 July | 17:30 | 2.00 - 4.00pm | |
| Wednesday 15 August | 17:30 | 2.00 - 4.00pm | |
| Tuesday 18 September | 17:30 | 2.00 - 4.00pm | |
| Tuesday 23 October | 17:30 | 2.00 - 4.00pm | |
| Sunday 18 November | 09:00 | N/A | |
| Sunday 9 December | 09:00 | N/A |
Owner Driver Event Format
Practice / Qualifying
- 20 Minutes Practice
- 10 Minutes Qualifying - Start of qualifying is signified with a green light on start finish straight
Race
- Two hour endurance race
Weigh In - 180kg minimum weight
Fuelling - Three Sisters provide fuel
Regulations
- All Karts must run on Bridgestone YDS slick tyres.
- All karts must have chain guards fitted
- All drivers must wear all-in-one race suits and have gloves and full-face helmets
- Staggered grid for 2 hour race
- Minimum of 3 pit stops to be made during race. 1 of these to be a fuel stop (Three Sisters fuel)
- At each pit stop you must stop on weigh bridge. Every kilo the kart is under 180kg a 30 second penalty is given
- Only driver at the time is allowed in the scruitineering bay for refuel and weigh in
- Driver changes to be made in the pit lane
- All drivers must stop in the "stop box" at the bottom of the pit lane, indicated by 4 traffic cones
- Any work / running repairs to karts must be done in the paddock and not the pit lane
- All drivers must be aware of flag signals
- High visability vests to be worn by all drivers once pit lane lights are turned on or when advised by Three Sisters Staff
- All instructions and directions given by Three Sisters Staff must be adhered to without question
- Failure to conform to the above rules could mean that you will be asked to leave the circuit; may not be allowed to re-join the race and in extreme circumstances will not be allowed to race at Three Sisters Race Circuit again
- The Regulations that are used Nationwide can be found by clicking here










