Modern drag races are started electronically by a system known as a Christmas tree. … The “Standard” tree will light up each large amber light consecutively with a . 500 second delay in between them, then followed by the green light after another .
What is a .500 pro tree?
A pro tree will light all three ambers simultaneously, with a four-tenths or five-tenths of a second delay between them and the green light. The last two lights then, of course, are the green and red lights. The green will come on after the amber bulbs if the driver has not left the starting line too soon.
What does pro tree mean in drag racing?
The Pro Tree is when all three amber lights flash simultaneously followed four-tenths of a second later by the green light ( green is when you gas the vehicle forward). … The Sportsman Tree is used for exhibition, Street Legal Drag events and other non-Pro NHRA events (Dragsters, Funny cars etc.).
How fast is a pro tree in drag racing?
Pro tree (like for Top Fuel) is usually a “4-tenths” pro tree. This means all yellow lights will be on for 0.400 seconds, then turn off, then the green.
What is a good reaction time on a pro tree?
500 reaction time is perfect on the sportsman tree and . 400 is perfect on the pro tree.
What do the lights mean in drag racing?
A drag racing event is a series of such two-vehicle, tournament-style eliminations. … The stage bulbs light, indicating that the vehicle is ready to race. When both vehicles are fully staged, the starter will activate the Tree, and each racer will focus on the three large amber lights on his or her side.
What does deep stage mean in drag racing?
Deep staging is the practice of rolling forward enough to turn off the prestage light. The thought behind this is you are closer to the finish line than your opponent.
How do drag racing trees work?
Modern drag races are started electronically by a system known as a Christmas tree. … The “Standard” tree will light up each large amber light consecutively with a . 500 second delay in between them, then followed by the green light after another . 500 second delay.
What is a good drag racing reaction time?
400 seconds is considered a perfect Reaction Time). Leave too soon and you “red light,” or foul and are disqualified. Leave too late and you may give your opponent a head start that you can’t overcome, even with a quicker and faster car.
How far is the Christmas tree from the starting line?
When the front tires of a vehicle break the first light beam, called the pre-stage beam, the pre-stage light on the Christmas Tree indicates that the racer is approximately seven inches from the starting line.
How is Drag Racing scored?
Elapsed time is the period from the vehicle leaving the starting line to crossing the finish line. Speed is measured through a speed trap covering the final 66 feet (20 m) to the finish line, indicating average speed of the vehicle in that distance.
How do I get good at drag racing?
Top 10 Tips for your First Time at the Dragstrip
- Get Ready for Tech. For most people, the first time they run the quarter (or eighth) mile, they’ll be doing it in their street car. …
- Bring the Right Clothing. …
- Fill Up The Car. …
- Get a Decent Tire Pressure Gauge. …
- Take Notes. …
- Don’t be a Douche. …
- Have a Plan B or Alternate Way Home.
What is considered a perfect light in drag racing?
(. 500 is a perfect light on a sportsman tree, . 400 on a Pro tree.)
Does reaction time matter in drag racing?
Technically speaking, reaction time doesn’t affect ET. … Reaction is the time that it takes from green light until your bike leaves the starting line. Adding those 2 numbers is commonly known as your package for that run. Sometimes you see racers stage closer to the starting beam (deep staging) to get a faster reaction.