What is the light called in drag racing?

Depending on the type of racing, all three large amber lights will flash simultaneously, followed four-tenths of a second later by the green light (called a Pro Tree), or the three bulbs will flash consecutively five-tenths of a second apart, followed five-tenths later by the green light (called a Sportsman, or full, …

What are drag lights?

Modern drag races are started electronically by a system known as a Christmas tree. A common Christmas tree consists of a column of seven lights for each driver or lane, as well as a set of light beams across the track itself. … Crossing this beam activates the top bulbs.

What is red light in drag racing?

Foul Start

Also known as a red-light. When a vehicle leaves the starting line before the green light, indicated by the red light on the Tree. When a foul start occurs in eliminations, the racer is eliminated from further competition at the event (unless his or her opponent commits a worse infraction).

What is a perfect light in drag racing?

500 is a perfect light on a sportsman tree, . 400 on a Pro tree.) What this really means is that your front tire(s) left the stage beam . 031 seconds after the green light came on.

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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 the fastest quarter mile time ever?

If you are unfamiliar with his name, he is still the man who holds the record for the fastest quarter-mile run in history with 3.58 seconds, registered in 1984 at the Santa Pod Raceway.

What is a good 60ft time in drag racing?

No. With a solid 120 mph, 60ft should be 1.55 or better.

What does N T stand for in drag racing?

No Time or N/T means, as in grudge racing, no times are given out by the announcers or displayed on the scoreboards.

What is the world record for drag racing?

The national record belongs to 4-time national champion Dmitry Samorukov: 6.325 seconds at 328.76 km/h (204.28 mph).

Why do drag cars have skinny front tires?

Skinny Tires Up Front

A decision many drag racers make is to do what is called “staggering” or running skinny tires at the front of the vehicle to reduce weight and friction while installing wider or stock tires at the back to help with grip, control, and faster acceleration.

What does RT mean in drag racing?

This is the elapsed time you think your car will run. REACTION TIME (RT) This tells you how quickly you reacted to the green light on the Christmas Tree.

What is the perfect reaction time?

When both are in place, the starter flips the switch to light the amber ready lights atop the “Christmas Tree.” Exactly four-tenths of a second later the green light comes on and the driver can leave the line (thus . 400 seconds is considered a perfect Reaction Time).

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What is a pro tree 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 long is a 1/4 mile drag strip?

A dragstrip is a facility for conducting automobile and motorcycle acceleration events such as drag racing. Although a quarter mile (1320 feet, 402 m) is the best known measure for a drag track, many tracks are eighth mile (201 m) tracks, and the premiere classes will run 1,000 foot (304.8 m) races.

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