Pegasus Bay Drag Racing Club
Ruapuna Park, Leggett Road, Templeton, ChristchurchDYO Rules
DYO and ET Explained
The term DYO (Dial Your Own) and ET(Elapsed Time) is easy to explain. Say Car A ran in practice a 16.50, 16.53 and 16.49. He may opt to have a DYO of 16.50 on his car.Now Car B ran a 17.70, 17.71 and 17.74 and he opts for a DYO of 17.70.
ET is the time it takes for your car to cover the 1/4 mile from a standing start, now comes the next factors. This means in the competition Car B will start 1.2 seconds before car A so that when they cross the line they will be even if they have chosen the correct time.
The only other factors that come into this is reaction time, red light and Breakout.
Reaction time and Red Light for DYO Streetcars
So if both car A and B ran perfect times (there nominated DYO time), then it is the person with the best reaction time without leaving the start too early that will win. Jumping the start too early will cause a 'Red light' which will automatically give the other car the win. The only variation is if both cars red light then it goes to the car who jumped early by the least amount. Red Light simply means the driver crossed the start time before he was meant to. The start is controlled by a sequence of lights which counts down to the Green which means go.Breakout explained
Breakout happens when you run a faster ET than you have as your DYO.If a double Breakout happens it goes to the car who breaks out by the least
The Tree explained
The top 2 white lights tell the driver when his wheels are in the correct start position. If only 1 light is on then depending if its only the top light they need to move forward or the bottom white light they have gone to far.The next 3 yellow lights are the count down light and count 0.1 seconds then the green comes on making a total of 0.4 seconds which is why a perfect reaction time is .400

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