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Old Aug 26, 2009 | 08:47 AM
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Default improvements with meth

A lot of guys here seem to run meth, I have a non I/C maggie with 10 lbs of boost 9.5 comp / built heads and just added meth.

I was curiose to see what kind of drivability / power improvements people expereinced, and positive or negative sides to meth.



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Old Aug 26, 2009 | 09:08 AM
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Originally Posted by Toby Van Horn
A lot of guys here seem to run meth, I have a non I/C maggie with 10 lbs of boost 9.5 comp / built heads and just added meth.

I was curiose to see what kind of drivability / power improvements people expereinced, and positive or negative sides to meth.



Toby
Do not use meth for power improvemets...use it for a safety factor so you will not granade your engine. If you tune for improvements with meth and your pump misses a P/U or you run out...boom

The Big Dog
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Old Aug 26, 2009 | 10:07 AM
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sorry I guesse I was not clear, I am not tuning for meth, and have a safe tune, just did not know if people see an improvement when it is hot, or if the improved octane / colder air intake temps have helped while not changing the tune.
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Old Aug 26, 2009 | 10:14 AM
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I picked up 30 horse by adding meth. It was a very hot day when I added the meth but anyways, 30rwhp is what I picked up. I was able to add a little timing as well.
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Old Aug 26, 2009 | 10:24 AM
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Originally Posted by Toby Van Horn
sorry I guesse I was not clear, I am not tuning for meth, and have a safe tune, just did not know if people see an improvement when it is hot, or if the improved octane / colder air intake temps have helped while not changing the tune.
I would not add meth on a Maggie. There have been reports that the meth/water takes the Teflon off the rotors.

Some say no problem but why take a chance just to pick up another 30 or so HP.

Yeah... everybody says for safety but then "everybody" tunes to the max.
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Old Aug 26, 2009 | 11:15 AM
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Originally Posted by Vega$Vette
I would not add meth on a Maggie. There have been reports that the meth/water takes the Teflon off the rotors.

Some say no problem but why take a chance just to pick up another 30 or so HP.

Yeah... everybody says for safety but then "everybody" tunes to the max.
+1 ^^

My buddy has a 04 Z with a maggie and wanted to do meth. Found out exactly as stated above. There are guys running it though. Maybe a lower mix. ???
He has the intercooler on his however he can stick his finger in the reservoir with a hot engine and the water barely hot. Don't think it works very well.
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Old Aug 26, 2009 | 11:32 AM
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Originally Posted by Vega$Vette
I would not add meth on a Maggie. There have been reports that the meth/water takes the Teflon off the rotors.

Some say no problem but why take a chance just to pick up another 30 or so HP.

Yeah... everybody says for safety but then "everybody" tunes to the max.
Is 100 water better for this concern? Cool the air intake temps, but not boost the octane / fuel amount.

I am going to run windshield washer fluid which seems to be approx 60 water / 40 meth depending on the version I can find.
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Old Aug 26, 2009 | 12:11 PM
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What about denatured alcohol?
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Old Aug 26, 2009 | 12:31 PM
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Originally Posted by Toby Van Horn
Is 100 water better for this concern? Cool the air intake temps, but not boost the octane / fuel amount.

I am going to run windshield washer fluid which seems to be approx 60 water / 40 meth depending on the version I can find.
From what I have read the WATER is the problem not so much the alcohol.
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Old Aug 26, 2009 | 12:31 PM
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Originally Posted by Todd157k
+1 ^^
He has the intercooler on his however he can stick his finger in the reservoir with a hot engine and the water barely hot. Don't think it works very well.
Same here. That means it is working.
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Old Aug 26, 2009 | 02:14 PM
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Originally Posted by Vega$Vette
From what I have read the WATER is the problem not so much the alcohol.
Sounds like a bunch of hearsay to me. Tons of maggie users use meth with zero problems.
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Old Aug 26, 2009 | 02:37 PM
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Originally Posted by user_name
Sounds like a bunch of hearsay to me. Tons of maggie users use meth with zero problems.
You can Google it yourself and make your own decision.

Lots of guys running it with no problems?

Unless you pull the blower and examine the rotors you may not know you have a problem.

I'm just suggesting you do a little research that's all
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Old Aug 26, 2009 | 02:41 PM
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Originally Posted by Vega$Vette
You can Google it yourself and make your own decision.

Lots of guys running it with no problems?

Unless you pull the blower and examine the rotors you may not know you have a problem.

I'm just suggesting you do a little research that's all
Believe it or not racing doesn't happen on google or the rest of the internet. This is called bench racing.

I'm speaking from what I have seen here locally. This forum is the only place I've heard of it.

Sorry to be dick about it, but why toss out rumors about this. You've never seen a maggie damaged from meth, have you?
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Old Aug 26, 2009 | 02:47 PM
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Actually I had a maggie rebuilt last year and a tech up there said something about this. I had to have the rotors replaced and he said a lot of times injecting something like methanol can damage the coatings. Mine was a used system so I am not sure of what was injected but I do know he mentioned it could damage the coating.
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Old Aug 26, 2009 | 09:11 PM
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Originally Posted by user_name
Believe it or not racing doesn't happen on google or the rest of the internet. This is called bench racing.

I'm speaking from what I have seen here locally. This forum is the only place I've heard of it.

Sorry to be dick about it, but why toss out rumors about this. You've never seen a maggie damaged from meth, have you?
Pointing out there have been reports of damage caused by meth/h2o injection is NOT bench racing has absolutely nothing to do with it.

That's just a pretty lame thing to say.

I also know that if a donkey kicks me in the ***** it's going to hurt even though it has not happened to me and I have not seen it happen 1st hand.

My point is there are statements made by others that have 1st hand experience and if a person was so inclined they could research it and make an INFORMED decision.

Personally I read what I could find on the subject and made a decision not to run meth. Others may come to a different conclusion.

btw What blower are you running? Are you spraying meth? Heads? Cam? Nitrous?
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Old Aug 26, 2009 | 10:20 PM
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Originally Posted by 95BlueBomber
What about denatured alcohol?
Quality can be hit or miss with that stuff, I have seen different results from one brand to another on the same car, same dyno conditions and tune etc... I always chose VP M1.

Brian
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Old Aug 26, 2009 | 10:21 PM
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Originally Posted by Vega$Vette
Pointing out there have been reports of damage caused by meth/h2o injection is NOT bench racing has absolutely nothing to do with it.

That's just a pretty lame thing to say.

I also know that if a donkey kicks me in the ***** it's going to hurt even though it has not happened to me and I have not seen it happen 1st hand.

My point is there are statements made by others that have 1st hand experience and if a person was so inclined they could research it and make an INFORMED decision.

Personally I read what I could find on the subject and made a decision not to run meth. Others may come to a different conclusion.

btw What blower are you running? Are you spraying meth? Heads? Cam? Nitrous?
You are just repeating what others have said. That's how misconceptions happen on these forums.

I'm running an A&A kit with meth. Why does that matter?
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Old Aug 26, 2009 | 10:22 PM
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When I added meth I got 100rwhp and was done for the only reason of making power. Went from 550rwp to 650rwhp by adding a few psi boost + meth, at more boost than I can run on pump gas alone. If my meth stops it wont go lean, but will probably rattle since I run 92 pump and 13psi, on stock LS6 compression.

Without meth is easy for me to live with, simply lift throttle and chill on the boost until more meth available. Oh I use 100% M1, like Julio recommends.
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Old Aug 26, 2009 | 10:24 PM
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Originally Posted by Chris Stewart
When I added meth I got 100rwhp and was done for the only reason of making power. Went from 550rwp to 650rwhp by adding a few psi boost + meth, at more boost than I can run on pump gas alone. If my meth stops it wont go lean, but will probably rattle since I run 92 pump and 13psi, on stock LS6 compression.

Without meth is easy for me to live with, simply lift throttle and chill on the boost until more meth available. Oh I use 100% M1, like Julio recommends.
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Old Aug 26, 2009 | 11:01 PM
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Originally Posted by user_name
You are just repeating what others have said. That's how misconceptions happen on these forums.

I'm running an A&A kit with meth. Why does that matter?
And I recommended they do their own independent research. When you say nobody has problems you are also just repeating what others have said.

Originally Posted by Chris Stewart
When I added meth I got 100rwhp and was done for the only reason of making power. Went from 550rwp to 650rwhp by adding a few psi boost + meth, at more boost than I can run on pump gas alone. If my meth stops it wont go lean, but will probably rattle since I run 92 pump and 13psi, on stock LS6 compression.

Without meth is easy for me to live with, simply lift throttle and chill on the boost until more meth available. Oh I use 100% M1, like Julio recommends.
And what does that have to do with meth injection on a maggie?

btw you would need to add about 5 psi boost to get 100 rwhp and if the meth stops at WOT how do you NOT get detonation?
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