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How To Launch The Evo

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Old May 10, 2009 | 07:26 PM
  #76  
mountainturbo's Avatar
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I launched my car using the 2-step yesterday. Holy crap what a difference! 2-step rules.
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Old May 12, 2009 | 10:25 AM
  #77  
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Launching is simple.

Step 1: Stop

Step 2: Push in the clutch

Step 3: Put the car in first gear

Step 4: Let the clutch out to find where it engages and hold it just before that (it'll make it easier to slip/dump)

Step 5: Floor the gas, and hold it to the floor. You will start bouncing off the 2-step at 5000rpm and build around 10psi.

Step 6: DO NOT let off the gas pedal at ALL, slip out the clutch until you feel it grab, then let go.

Step 7: DO NOT let off of the gas pedal until you shift to 2nd gear. The gas pedal should be held to the floor from the beginning until you shift to 2nd.

Step 8: Continue shifting gears accordingly.

that's how i've always done it, and it was good enough to get me and my basically stock IX MR to 12.82 @ 107.41 with only a cat back, no tune, no other power adders, a boost leak, and a possibly slipping stock clutch.
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Old Jun 14, 2009 | 08:11 PM
  #78  
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i launch my evo all the time, atleast 3 to 4 times a day, its best to get the diffs rolling alittle build the revs from 4000-7000rpm and let her rip, ive been driving an evo for five years and the thing ive learned is if you launch it from a stand still your stock diffs will die, ive had it happen to me, when iam going around a round about i launch it and hold the slide, thats fun, sometimes i launch it when i have no space on either side of the car, the gear box is strong, and aftermarket clutch is a must, the evo is the only car i cant break, i broke my last evo cause i learned how to drive stick in it, but now that i know how to drive i can drive tell the brake pads have smoke coming out and my exhaust temp is around 700c and it still is perfectly fine
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Old Jun 15, 2009 | 11:57 AM
  #79  
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From: Yukon. Oklahoma
Originally Posted by ODUB
Launching is simple.

Step 1: Stop

Step 2: Push in the clutch

Step 3: Put the car in first gear

Step 4: Let the clutch out to find where it engages and hold it just before that (it'll make it easier to slip/dump)

Step 5: Floor the gas, and hold it to the floor. You will start bouncing off the 2-step at 5000rpm and build around 10psi.

Step 6: DO NOT let off the gas pedal at ALL, slip out the clutch until you feel it grab, then let go.

Step 7: DO NOT let off of the gas pedal until you shift to 2nd gear. The gas pedal should be held to the floor from the beginning until you shift to 2nd.

Step 8: Continue shifting gears accordingly.

that's how i've always done it, and it was good enough to get me and my basically stock IX MR to 12.82 @ 107.41 with only a cat back, no tune, no other power adders, a boost leak, and a possibly slipping stock clutch.
The only problem with this technique is that the stock clutch won't always hold the built boost on launch and you will likely burn up the disk while holding the throttle through 2nd gear.

I'm not saying it won't work, because it certainly WILL launch the car hard, but beware of smoking the clutch.

One technique I picked up from racing a Lotus Esprit Turbo (X180R) for a bunch of years... Lotus has glass trannys too, for the record... is that opposite of a heal toe shift for launch.

When testing the new SPD subarus' (with their glass trannys) I used the same technique for what one engineer told me was the the hardest launch he had ever seen in an STi.

Step on the clutch, right toe on the brake and begin the rev with your heel. Start to engage the clutch while building RPMs with the brake ON. As the rpms drop with clutch engagement, the resistance builds boost. Release the BRAKE and remaining clutch as the same time and bury the accelerator.

Like all launching techniques, it takes some practice but when you get it right, it is MUCH easier on the clutch and when you drop a ton on a clutch, you might want to save it as much as you can.

Scott
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Old Jun 15, 2009 | 01:35 PM
  #80  
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Scott, how high do you rev before releasing the brake & clutch?
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Old Jun 15, 2009 | 01:44 PM
  #81  
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In the SPDs it was around 5500 - 6000. The lotus was a bit higher, maybe even 7000 if I remember right. My EVO seems to like it best around 5000 - 5500 for maximum boost curve.

You really don't want to release at the top of the boost, but rather on the ramp up to it. In fact, the entire sequence should be one smooth curve. Once you've released, you want to pull another few thousand rpms and grab forward traction before you shift into 2nd. To much and you just get mass wheel spin and then bog 2nd.

Scott
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Old Jun 18, 2009 | 09:12 PM
  #82  
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-rev to 6k-6.2k (floor the gas pedal if you have launch control)
-quickly slip clutch (do not dump it and do not burn it, there may be a slight burnt clutch smell)
-floor gas pedal until you have traveled 1320ft.
-launching an awd is only hard on the clutch and tires, it should never be hard on the drivetrain or transmission (if you do it wrong it will be for sure and you will find out quickly). the car will just instantly pull and push you forward squating the rear end.
-practice in the wet.
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Old Jun 19, 2009 | 10:47 AM
  #83  
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you have to feather the clutch out not to long and not to fast. either or is going to give you bad 60" make sure you dont wheel bounce either
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Old Jun 19, 2009 | 12:05 PM
  #84  
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i like the term wheel hop, and i wouldn't feather the clutch either. if anything if you need to modulate any pedal i would say the throttle (even though that is a contradiction to my last post on the subject) until you can get consistant with a high powered awd that has a problem with smoking off the line. IMO you shouldve learned to launch/ drive the car before making the car too fast for you. but thats just my arrogant perspective xD
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Old Jul 20, 2009 | 01:50 AM
  #85  
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Originally Posted by RallyDSM
The only problem with this technique is that the stock clutch won't always hold the built boost on launch and you will likely burn up the disk while holding the throttle through 2nd gear.

I'm not saying it won't work, because it certainly WILL launch the car hard, but beware of smoking the clutch.

One technique I picked up from racing a Lotus Esprit Turbo (X180R) for a bunch of years... Lotus has glass trannys too, for the record... is that opposite of a heal toe shift for launch.

When testing the new SPD subarus' (with their glass trannys) I used the same technique for what one engineer told me was the the hardest launch he had ever seen in an STi.

Step on the clutch, right toe on the brake and begin the rev with your heel. Start to engage the clutch while building RPMs with the brake ON. As the rpms drop with clutch engagement, the resistance builds boost. Release the BRAKE and remaining clutch as the same time and bury the accelerator.

Like all launching techniques, it takes some practice but when you get it right, it is MUCH easier on the clutch and when you drop a ton on a clutch, you might want to save it as much as you can.

Scott



nice brake boosting technique!
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Old Jul 20, 2009 | 06:55 AM
  #86  
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Originally Posted by RallyDSM
The only problem with this technique is that the stock clutch won't always hold the built boost on launch and you will likely burn up the disk while holding the throttle through 2nd gear.

I'm not saying it won't work, because it certainly WILL launch the car hard, but beware of smoking the clutch.

One technique I picked up from racing a Lotus Esprit Turbo (X180R) for a bunch of years... Lotus has glass trannys too, for the record... is that opposite of a heal toe shift for launch.

When testing the new SPD subarus' (with their glass trannys) I used the same technique for what one engineer told me was the the hardest launch he had ever seen in an STi.

Step on the clutch, right toe on the brake and begin the rev with your heel. Start to engage the clutch while building RPMs with the brake ON. As the rpms drop with clutch engagement, the resistance builds boost. Release the BRAKE and remaining clutch as the same time and bury the accelerator.

Like all launching techniques, it takes some practice but when you get it right, it is MUCH easier on the clutch and when you drop a ton on a clutch, you might want to save it as much as you can.

Scott

I use the "same Technic" on loose surface - up hill or down hill / since only with two step, you will roll or will stand still in one place if the surface is loose/. I can find the grip on the engine and the surface this way much more precise. And i love it just as much my drive train.
But i do not do it with heel toe i simply use the E-break
If i'm right this called in English , preloading launch.

You can see in this picture i'm just ready for lunch
/Zsani was sooo happy, she forget to pull up the window in the first couple of yards /

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Last edited by Robevo RS; Jul 20, 2009 at 07:38 AM.
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Old Jul 20, 2009 | 01:44 PM
  #87  
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Originally Posted by Robevo RS
I use the "same Technic" on loose surface - up hill or down hill / since only with two step, you will roll or will stand still in one place if the surface is loose/. I can find the grip on the engine and the surface this way much more precise. And i love it just as much my drive train.
But i do not do it with heel toe i simply use the E-break
If i'm right this called in English , preloading launch.

You can see in this picture i'm just ready for lunch
/Zsani was sooo happy, she forget to pull up the window in the first couple of yards /

penalty
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Old Jul 24, 2009 | 10:52 PM
  #88  
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me

well ive been toying with this for a little bit considering im trying to speed up the end of my stock clutch, traditional way of launching was revving up to your cars sweet spot(for evos its looks to be anywhere from 3200-5000)(and this is for guys without a two step) then as your gettting read to take off, you release the clutch quickly, let the car roll about a cm, throw the clutch back in then out while applying throttle, this is the best way i have found to not kill your clutch or tranny quickyl, ive done the 6k drops, all the different types of pedal play, the traditional way seems to not leave a stink of clutch. when you are throwing the clutch back in then out followed by throttle, your tires WILL squeal so make sure there are no cops around(or annoying neigbWHORES) ive repeated these steps in an is300. STI . and bmw 330xi just my two cents
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Old Jul 29, 2009 | 01:14 PM
  #89  
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Originally Posted by RallyDSM
The only problem with this technique is that the stock clutch won't always hold the built boost on launch and you will likely burn up the disk while holding the throttle through 2nd gear.

I'm not saying it won't work, because it certainly WILL launch the car hard, but beware of smoking the clutch.

One technique I picked up from racing a Lotus Esprit Turbo (X180R) for a bunch of years... Lotus has glass trannys too, for the record... is that opposite of a heal toe shift for launch.

When testing the new SPD subarus' (with their glass trannys) I used the same technique for what one engineer told me was the the hardest launch he had ever seen in an STi.

Step on the clutch, right toe on the brake and begin the rev with your heel. Start to engage the clutch while building RPMs with the brake ON. As the rpms drop with clutch engagement, the resistance builds boost. Release the BRAKE and remaining clutch as the same time and bury the accelerator.

Like all launching techniques, it takes some practice but when you get it right, it is MUCH easier on the clutch and when you drop a ton on a clutch, you might want to save it as much as you can.

Scott

I like the sound of this and can't wait to give it a shot once I get back home from Iraq.
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Old Aug 6, 2009 | 12:33 PM
  #90  
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I shouldn't do this on asfalt though, try to avoid giving hard launches on vast materials.
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