throttle cable and the perfect launch...theory
throttle cable and the perfect launch...theory
I'm at roughly 60,000 miles now, and i'm doing the 60k maintence bit by bit. Last week, i cleaned the TB, changed the fuel filter, and tightened the throttle cable.
While i was messing with the throttle cable, i noticed that by tightening it more that it should be raised the idle. This brought the idea that possibly the cable could be tightened so much that the idle was brought up dramatically, say to 3,000 RPMs.
Basically, the way i understand it, the perfect launch speed for the engine is 3,000 RPMS. Having an automatic transmission, i've never had the chance to test it out. But, hypothetically, the idle speed could be set for 3,000 rpms. That would mean that when racing, you would only need to drop the clutch to have the perfect launch, every time. But i know that having the idle speed set for 3kRPMs would probally do some damage to your engine over time, nevermind making everyday driving a pain in the ****. So first of all, is this possible? Is there anyway to set the idle speed that high? Then, if it is possible, can we do it on-the-fly? And if that is possible, can we set it to a switch located in the cabin?
My first thoughts of this didn't involve a switch in the cabin, it basically meant throwing the car into neutral, popping the hood, and doing whatever needed to be done at the line. The switch idea didn't come to me until that monday when i went to work. As some of you know, i work as a driver for a building supply company. My truck has a switch mounted on the the dash that raises the idle by a thousand RPMS. This comes in handy when the truck is cold, or if i want to raise the bed faster when dumping materials.
So my idea is that either through the throttle cable or some other method, the idle is raised to 3k RPMS. Then rigged with a switch that can change the idle at any point from inside the cabin. Does any of this make sense, or should i just shut up and stop hitting the bong after working on my car?
While i was messing with the throttle cable, i noticed that by tightening it more that it should be raised the idle. This brought the idea that possibly the cable could be tightened so much that the idle was brought up dramatically, say to 3,000 RPMs.
Basically, the way i understand it, the perfect launch speed for the engine is 3,000 RPMS. Having an automatic transmission, i've never had the chance to test it out. But, hypothetically, the idle speed could be set for 3,000 rpms. That would mean that when racing, you would only need to drop the clutch to have the perfect launch, every time. But i know that having the idle speed set for 3kRPMs would probally do some damage to your engine over time, nevermind making everyday driving a pain in the ****. So first of all, is this possible? Is there anyway to set the idle speed that high? Then, if it is possible, can we do it on-the-fly? And if that is possible, can we set it to a switch located in the cabin?
My first thoughts of this didn't involve a switch in the cabin, it basically meant throwing the car into neutral, popping the hood, and doing whatever needed to be done at the line. The switch idea didn't come to me until that monday when i went to work. As some of you know, i work as a driver for a building supply company. My truck has a switch mounted on the the dash that raises the idle by a thousand RPMS. This comes in handy when the truck is cold, or if i want to raise the bed faster when dumping materials.
So my idea is that either through the throttle cable or some other method, the idle is raised to 3k RPMS. Then rigged with a switch that can change the idle at any point from inside the cabin. Does any of this make sense, or should i just shut up and stop hitting the bong after working on my car?
maybe my point was missed here:
My whole post was about doing this to a maxima with a MANUAL TRANSMISSION.
sheesh....read before you post.
Originally Posted by fearthegecko
Having an automatic transmission, i've never had the chance to test it out
sheesh....read before you post.
Originally Posted by fearthegecko
Does any of this make sense, or should i just shut up and stop hitting the bong after working on my car?

Wouldn't this be the same as revving to 3k and droping the clutch at launch, and saving you time from running under your hood everytime your at the line?
That has to be one of the lamest ideas I have ever heard. You can't tighten the throttle cable that much and who even said 3K was the perfect launch point. I could go on.....
Originally Posted by fearthegecko
I'm at roughly 60,000 miles now, and i'm doing the 60k maintence bit by bit. Last week, i cleaned the TB, changed the fuel filter, and tightened the throttle cable.
While i was messing with the throttle cable, i noticed that by tightening it more that it should be raised the idle. This brought the idea that possibly the cable could be tightened so much that the idle was brought up dramatically, say to 3,000 RPMs.
Basically, the way i understand it, the perfect launch speed for the engine is 3,000 RPMS. Having an automatic transmission, i've never had the chance to test it out. But, hypothetically, the idle speed could be set for 3,000 rpms. That would mean that when racing, you would only need to drop the clutch to have the perfect launch, every time. But i know that having the idle speed set for 3kRPMs would probally do some damage to your engine over time, nevermind making everyday driving a pain in the ****. So first of all, is this possible? Is there anyway to set the idle speed that high? Then, if it is possible, can we do it on-the-fly? And if that is possible, can we set it to a switch located in the cabin?
My first thoughts of this didn't involve a switch in the cabin, it basically meant throwing the car into neutral, popping the hood, and doing whatever needed to be done at the line. The switch idea didn't come to me until that monday when i went to work. As some of you know, i work as a driver for a building supply company. My truck has a switch mounted on the the dash that raises the idle by a thousand RPMS. This comes in handy when the truck is cold, or if i want to raise the bed faster when dumping materials.
So my idea is that either through the throttle cable or some other method, the idle is raised to 3k RPMS. Then rigged with a switch that can change the idle at any point from inside the cabin. Does any of this make sense, or should i just shut up and stop hitting the bong after working on my car?
While i was messing with the throttle cable, i noticed that by tightening it more that it should be raised the idle. This brought the idea that possibly the cable could be tightened so much that the idle was brought up dramatically, say to 3,000 RPMs.
Basically, the way i understand it, the perfect launch speed for the engine is 3,000 RPMS. Having an automatic transmission, i've never had the chance to test it out. But, hypothetically, the idle speed could be set for 3,000 rpms. That would mean that when racing, you would only need to drop the clutch to have the perfect launch, every time. But i know that having the idle speed set for 3kRPMs would probally do some damage to your engine over time, nevermind making everyday driving a pain in the ****. So first of all, is this possible? Is there anyway to set the idle speed that high? Then, if it is possible, can we do it on-the-fly? And if that is possible, can we set it to a switch located in the cabin?
My first thoughts of this didn't involve a switch in the cabin, it basically meant throwing the car into neutral, popping the hood, and doing whatever needed to be done at the line. The switch idea didn't come to me until that monday when i went to work. As some of you know, i work as a driver for a building supply company. My truck has a switch mounted on the the dash that raises the idle by a thousand RPMS. This comes in handy when the truck is cold, or if i want to raise the bed faster when dumping materials.
So my idea is that either through the throttle cable or some other method, the idle is raised to 3k RPMS. Then rigged with a switch that can change the idle at any point from inside the cabin. Does any of this make sense, or should i just shut up and stop hitting the bong after working on my car?
Originally Posted by I30tMikeD
You can't tighten the throttle cable that much
.....
.....
thank you, that answered the question.
and who even said 3K was the perfect launch point.
i have tightened my throttle cable. i also noticed the difference when it was loose vs. tightened.
personally i doubt it'll be idle at 3000k if you tightened it, because most likely your throttle cable will break.
the whole idea of tighening the throttle cable is to increase the reaction of your gas pedal to your throttle, not to raise the idle. therefore i doubt it.
personally i doubt it'll be idle at 3000k if you tightened it, because most likely your throttle cable will break.
the whole idea of tighening the throttle cable is to increase the reaction of your gas pedal to your throttle, not to raise the idle. therefore i doubt it.
Originally Posted by fearthegecko
It's been brought up and said time and again. Give me the ability to search, and i will prove it.
I launch at less than 2K rpm's and only know of one or two maxima drivers who have pulled better 60's then me on street tires.
I launch at 3500-4000rpms. I've tried launching at 1500-2000rpms and I get the same kind of 60 foots (2.20s), but my car is ALWAYS slower in the first 330' which suggests to me there is a bog occuring shortly after the 60' mark or hte low rpm launch is taking away from my car's acceleration in the first 330' of the race. All cars are different though. The difference between me launching at 1500-2000rpms vs 3500-4000rpms is a 14.6@96 vs a 14.4@97+.
Dave
Dave
Originally Posted by spanishrice
I think it is a stupid idea but yes you can tighten the throttle that much. You have a 5-speed so use your clutch.
Originally Posted by happyricefob
i have tightened my throttle cable. i also noticed the difference when it was loose vs. tightened.
personally i doubt it'll be idle at 3000k if you tightened it, because most likely your throttle cable will break.
the whole idea of tighening the throttle cable is to increase the reaction of your gas pedal to your throttle, not to raise the idle. therefore i doubt it.
personally i doubt it'll be idle at 3000k if you tightened it, because most likely your throttle cable will break.
the whole idea of tighening the throttle cable is to increase the reaction of your gas pedal to your throttle, not to raise the idle. therefore i doubt it.
I have tightened my throttle cable enough to where it was idling at 3K, it doesn't take much, but obviously i didn't want it that tight. As for this idea, i'd stick to just using your foot
Originally Posted by Maxtank
I have tightened my throttle cable enough to where it was idling at 3K, it doesn't take much, but obviously i didn't want it that tight. As for this idea, i'd stick to just using your foot

prove it to us(me). show a picture of your tightened cable, and a video of your rpm at idle (not cold start, cold start idle doesn't count.)
This whole thread just seems like a matter of too much time on your hands. I wouldn't even attempt it. It will most likely be more of a headache and clutch burner, then a good idea. With your launches you don't just drop the clutch at 3k, and let the car just go, You have to feather it out so you don't get to much wheel spin and so forth. So wouldn't it just be easier to play with the throttle with your foot instead of switches and gadgets? Just my .02 (not bashing)....
Originally Posted by Xugg

Wouldn't this be the same as revving to 3k and droping the clutch at launch, and saving you time from running under your hood everytime your at the line?
Originally Posted by ManualMaxima
and i do not see how it would be possiabble for a on the fly type thing.
1. We've established that it would not make sense to do this. IT was a hypothetical question, and i was only asking to see if it was possible, not that i was necessarily going to do it, or that i could even do it because i have an auto.
2. IT's appaerent that no one on the org reads a thread before they decide to reply. If they did, they would see that this issue has already been examined, and that it's really not feasible, and there would not be any new replies to an already dead topic.
3. thank you to I30tMikeD, MAXSRB, and Dave B for actually providing a decent response and why this wouldn't work.
4. Any mod that reads this thread now is asked to close it, the idea has been discussed, and solution has been found, and it's over. any more responses at this point are overkill.
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