Pro Tree RT, what's good?

Osubeaver

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Aug 30, 2008
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What would you consider a decent light?

.2..... .1 .... .0X

Just wondering. I raced super street for the first time last weekend because there wasn't much competition (placed 2nd out of 3 ;)) Had .2x lights. First pro tree ever.

Any tips? Stage deeper?
 

IdahoRob

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Jun 5, 2007
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I've been cutting .09's on a .400 pro tree lately. It seems the competition at the diesel events the norm is in the .2 range with some doing better, some worse.
 

McRat

Diesel Hotrodder
Aug 2, 2006
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www.mcratracing.com
What would you consider a decent light?

.2..... .1 .... .0X

Just wondering. I raced super street for the first time last weekend because there wasn't much competition (placed 2nd out of 3 ;)) Had .2x lights. First pro tree ever.

Any tips? Stage deeper?

Deep staging is mostly for brackets, but it gives you about a 1.5 foot advantage at the finish line when head's up. I'd stick with normal staging if I were you, the risk of redlighting for a 1.5' advantage isn't worth it. Yes, you can actually redlight a protree, but the biggest worry for us diesel guys is brake creep. Sometimes when you're staged, the brakes might slip a touch. If you are deep staged, it could cost you the race.

At Colorado when I went against Orange Crush for the finals, I cut a .0x light (.03?), but he cut a -.00x even though he wasn't deep staged. I made it to the traps first anyhow, but if I didn't, I would have won from a redlight.

The harder you spool on the line, and the more tire you have (slicks), the lower the R/T will go with no other changes assuming you don't blow off the tires. As a driver, get a practice tree, and work on your reaction. A normal human takes about .22-.25 to react to stimulus, but you can "learn" to go a bit quicker.
 

JoshH

Daggum farm truck
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Another thing to consider with R/T is a larger tire will have more rollout which will increase the rollout distance and cause you to have to travel farther to clear the stage beam. Not to insult anyone's intelligence, but your reaction time is affected by two different times. Your natural reaction time and your truck's reaction time (the time it takes for you to clear the stage beam once you start rolling). Here's a really good article on reaction times: http://www.staginglight.com/guide/react.html

There are links to several other drag racing topics there too.
 

IdahoRob

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Jun 5, 2007
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Just looked at my rt times and two were .07-8s and two .10-.11, the last time I raced. Hell even a noob can get a good time n here n there :D

Is this on a pro tree or sportsman?

Pro tree is a different ball game altogether. .030 and better is decent on a sportsman tree in a diesel competiton. On a .400 pro tree, with diesel trucks, your doing very well at anything quicker than .100 from what I've seen.
 

JoshH

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Just looked at my rt times and two were .07-8s and two .10-.11, the last time I raced. Hell even a noob can get a good time n here n there :D
A pro tree and a full tree are completely different animals. On a pro tree all three amber bulbs light at the same time, and .4 seconds later the green light lights. On a full or sportsman tree the amber bulbs light successively with .5 seconds between them, and then .5 seconds after the last amber lights the green lights. I have never tried a pro tree, but I hear it is more difficult than a full tree.
 

Kat

Wicked Witch of the West
Aug 2, 2006
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Is this on a pro tree or sportsman?

Pro tree is a different ball game altogether. .030 and better is decent on a sportsman tree in a diesel competiton. On a .400 pro tree, with diesel trucks, your doing very well at anything quicker than .100 from what I've seen.

I don't want to line up with you on any tree :eek::D
 

Iceman56

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Jan 19, 2009
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What is a good time for a full tree?? Friday night I went to the races my first time ever racing at a track and I got a .04. Is that good?
 

JoshH

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Assuming you are at a track that .000 is a perfect light, a .04 isn't bad.
 

IdahoRob

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Jun 5, 2007
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What is a good time for a full tree?? Friday night I went to the races my first time ever racing at a track and I got a .04. Is that good?

I used to like .00x lights, but have learned that a .030 or better with a consistant truck will win 99% of the diesel events on a sportsman tree. The reasoning is that red lighting is a loss, and I found if I'm cutting .00x lights that is cutting things too close for me.

Now when I'm running the pro category with the gassers, than I try to cut it a bit closer.
 

Iceman56

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Jan 19, 2009
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I used to like .00x lights, but have learned that a .030 or better with a consistant truck will win 99% of the diesel events on a sportsman tree. The reasoning is that red lighting is a loss, and I found if I'm cutting .00x lights that is cutting things too close for me.

Now when I'm running the pro category with the gassers, than I try to cut it a bit closer.

LOL holy hell I thought I did good a .00x sounds crazy. Guess I got some practice to do :rofl: I only got to run once wish I could've ran a couple more times to see if that one was just a fluke :rolleyes: