Methanol pros and cons
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From: Vine Grove Kentucky
Well first and for most the main reasoning for meth is to lower iat2 temps with the water blend but also to raise octane with the methanol.
pros of the meth/water mix:
When done correctly wether its just a weekend warrior or a dd. You can see gains of 0-20+% in power depending on your tune and how its set up. Now this of course is very dependant on your tuner, and Note your engines health before doing any type of octane adder like meth/ ethanols.
Methanol/ water has the ability to lower temps drastically so thereore you can create a tune that increases timing and leans the afr a little bit so thereofre you gain power and a more linear ramp in power.
Now here comes to the more drastic parts of the methanol on to the whys and why not tos...
If you drive your car as a dd and depend on methanol as a wot fueling source know if anything happenes within the meth system as in failing or nozzle clogging a little. Then you will pop. Not only because of the timing added if you did that, but also as a fueling source your ecm can not compensate if wot was based on the meth as the fuel. (or at least not enough) so thereofore the egts / combustion temps sky rocket and you end up melting a piston, cylinder wall etc..
Just know before you do the main fueling as meth that you more then likely will end up building your engine lol. Methanol s a untrustworthy system if not maintained often. (often meaning check every damn day).
Now when you are running methanol remember not to go to big of a injector because this is where you come more dependant on the fuel as a wot fuel. Get your correct nozzle needed. Based on the rev, mods, and etc. There is no reason to go above a 12gph at all unless its mainly used as a wot fuel. So dd cars do not go above a 12gph nozzle. And most cars out there do not even need a 12gph or even a 10.
Now if the car is a weekend warrior this honesstly still matters if the meth fails but it will be harder to fail since the car isnt being used every day as a dd. (So part failure is less). Now if the fuel is used a s a main source please keep up with it, because i hate seeing threads popping up saying (fml it blew) Well if you kept up with the meth it wouldnt have happend. "Unless it was somthing that couldnt be seen and you didnt have a fail safe system".
Lsjs honestly dont need to have meth as a main fueling source if they have ethanol and the money to get the correct parts to run ethanol. If a lsj can run ethanol, run it. No ifs or buts about it.
Now with the lnfs same goes for you guys, but dependancy on the methanol can help you out here within the fueling system. Based on a nozzle large enough for your power output will allow you to run enough meth to get there to your power. Here is why, methanol can help you just like the 5th injector setup. But unlike the 5th injector its before the throttle body so the atomization is much better along with each cylinder getting a close to same amont of even meth atomization to each cylinder. Now im not saying the 5th injector is bad or anything. Just saying the flow is better with the methanol if setup correctly.
There are quite a few lnfs running e47 and a larger meth nozzle ( im sure around a 10gph or two 7gphs) that have no issues with fueling at all. (with larger turbos). They do not have zzps cams or any ther fueling helper. So there is a pro to using it as a main fueling source for lnfs. But the guys who run it this way are guys ive talked to about this and have told them about the tendacy of meth kits failing so to keep it safe and check.. FF_ACE Is one of my guys that runs this setup and 0 fueling issues and he is running a 5857 setup with high boost.. So it can be done
Cons to the methanol kits are they have the tendacy of failing due to "mechanical parts" or people not keeping up within the system of cleaning aka maintance.. If the methanol fails alot can happen, engins popping, etc.
So please be safe and get the correct nozzle to your needs. Dont go based off what other people are doing or saying..
pros of the meth/water mix:
When done correctly wether its just a weekend warrior or a dd. You can see gains of 0-20+% in power depending on your tune and how its set up. Now this of course is very dependant on your tuner, and Note your engines health before doing any type of octane adder like meth/ ethanols.
Methanol/ water has the ability to lower temps drastically so thereore you can create a tune that increases timing and leans the afr a little bit so thereofre you gain power and a more linear ramp in power.
Now here comes to the more drastic parts of the methanol on to the whys and why not tos...
If you drive your car as a dd and depend on methanol as a wot fueling source know if anything happenes within the meth system as in failing or nozzle clogging a little. Then you will pop. Not only because of the timing added if you did that, but also as a fueling source your ecm can not compensate if wot was based on the meth as the fuel. (or at least not enough) so thereofore the egts / combustion temps sky rocket and you end up melting a piston, cylinder wall etc..
Just know before you do the main fueling as meth that you more then likely will end up building your engine lol. Methanol s a untrustworthy system if not maintained often. (often meaning check every damn day).
Now when you are running methanol remember not to go to big of a injector because this is where you come more dependant on the fuel as a wot fuel. Get your correct nozzle needed. Based on the rev, mods, and etc. There is no reason to go above a 12gph at all unless its mainly used as a wot fuel. So dd cars do not go above a 12gph nozzle. And most cars out there do not even need a 12gph or even a 10.
Now if the car is a weekend warrior this honesstly still matters if the meth fails but it will be harder to fail since the car isnt being used every day as a dd. (So part failure is less). Now if the fuel is used a s a main source please keep up with it, because i hate seeing threads popping up saying (fml it blew) Well if you kept up with the meth it wouldnt have happend. "Unless it was somthing that couldnt be seen and you didnt have a fail safe system".
Lsjs honestly dont need to have meth as a main fueling source if they have ethanol and the money to get the correct parts to run ethanol. If a lsj can run ethanol, run it. No ifs or buts about it.
Now with the lnfs same goes for you guys, but dependancy on the methanol can help you out here within the fueling system. Based on a nozzle large enough for your power output will allow you to run enough meth to get there to your power. Here is why, methanol can help you just like the 5th injector setup. But unlike the 5th injector its before the throttle body so the atomization is much better along with each cylinder getting a close to same amont of even meth atomization to each cylinder. Now im not saying the 5th injector is bad or anything. Just saying the flow is better with the methanol if setup correctly.
There are quite a few lnfs running e47 and a larger meth nozzle ( im sure around a 10gph or two 7gphs) that have no issues with fueling at all. (with larger turbos). They do not have zzps cams or any ther fueling helper. So there is a pro to using it as a main fueling source for lnfs. But the guys who run it this way are guys ive talked to about this and have told them about the tendacy of meth kits failing so to keep it safe and check.. FF_ACE Is one of my guys that runs this setup and 0 fueling issues and he is running a 5857 setup with high boost.. So it can be done
Cons to the methanol kits are they have the tendacy of failing due to "mechanical parts" or people not keeping up within the system of cleaning aka maintance.. If the methanol fails alot can happen, engins popping, etc.
So please be safe and get the correct nozzle to your needs. Dont go based off what other people are doing or saying..
Awesome thread! And where would you recommend installing the methanol injector, before or after the blower for a SC? I've heard a bunch of arguments with people saying before supercharger is safer and more effective for the engine and then people saying before the blower will "corrode" the internal components. You seem very knowledgeable about the topic so I figured I'd ask.
Thanks!
Thanks!
Last edited by BoSStwick; Aug 8, 2012 at 06:23 PM. Reason: Spelling Mistakes
I have a question that i'll ask ya since you're so knowledgable about meth..
How come my meth has failed multiple times at WOT, yet I haven't "popped" once?
Also why is it that since i've added larger nozzles, my tune can be a lot more aggressive?
Also what are LSJ's supposed to do if they do not have ethanol?
Also when is a 12gph nozzle "needed"?
How come my meth has failed multiple times at WOT, yet I haven't "popped" once?
Also why is it that since i've added larger nozzles, my tune can be a lot more aggressive?
Also what are LSJ's supposed to do if they do not have ethanol?
Also when is a 12gph nozzle "needed"?
Myself I run a 14gph nozzle pre blower and my car is my DD. Smart? Meh maybe not totally but I run a pressure switch so I know my pump is working and set my interceptor for KR. Not bulletproof but the interceptor catches my eye instantly when I get knock. If my car wasn't my DD I would probably go all out like T Stone haha. Someday.
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From: Vine Grove Kentucky
Tyler why haven't you blown up when your meth has failed? Well first off I have never been told about your meth failing other then the led blinking all the time from whatever reason. Your meth was still spraying. But all it takes is once and also because Toma tvs tune he sent you had no timing at all. So therefore is it did fail your fuel would be off and if it had kr it'll throw you in low octane.
What happens if you don't have ethanol?
Let me think, either know the maintance of meth and do it or don't buy meth kits and be stupid .
Third, where would a 12gph be needed? On your tvs as of right now it's not. You shouldn't be reving past 7200 because stock top end, and of you do be warned your l break **** . 7400 is the most ill do but I let people know why it's dangerous on a stock top end.the heat your making with the tvs is gonna be a decent amount but it's not enough to run 1200cc of meth water! Your power isn't 1000chp + your a 4 cylinder that is a 2.0. Not a 6 or 8. You are using your meth as a fueling source so therefore you can increase octane more and be leaner but like I've said countless times! Your car is a dd, you will do what you want. And you've already said you don't care about blowing your car up. So therefore I just said **** it. I see a pointless argument when the commen sense and science of it is just getting thrown behind like it's ****.
Now blue is using his meth as a main source of fuel because his **** fuel, I've had te talk with him. So all I can say is be safe.
And about first question. To can cool the sc off if per blower, but some have had there coating come off from meth. I say they were using to much meth. Meaning not 50/50. Running after the blower is fine it'll do the same but it won't have as much as affect on iat2s as does the pre blower
What happens if you don't have ethanol?
Let me think, either know the maintance of meth and do it or don't buy meth kits and be stupid .
Third, where would a 12gph be needed? On your tvs as of right now it's not. You shouldn't be reving past 7200 because stock top end, and of you do be warned your l break **** . 7400 is the most ill do but I let people know why it's dangerous on a stock top end.the heat your making with the tvs is gonna be a decent amount but it's not enough to run 1200cc of meth water! Your power isn't 1000chp + your a 4 cylinder that is a 2.0. Not a 6 or 8. You are using your meth as a fueling source so therefore you can increase octane more and be leaner but like I've said countless times! Your car is a dd, you will do what you want. And you've already said you don't care about blowing your car up. So therefore I just said **** it. I see a pointless argument when the commen sense and science of it is just getting thrown behind like it's ****.
Now blue is using his meth as a main source of fuel because his **** fuel, I've had te talk with him. So all I can say is be safe.
And about first question. To can cool the sc off if per blower, but some have had there coating come off from meth. I say they were using to much meth. Meaning not 50/50. Running after the blower is fine it'll do the same but it won't have as much as affect on iat2s as does the pre blower
Always the way but it makes for great info on a few different angles
Myself I run a 14gph nozzle pre blower and my car is my DD. Smart? Meh maybe not totally but I run a pressure switch so I know my pump is working and set my interceptor for KR. Not bulletproof but the interceptor catches my eye instantly when I get knock. If my car wasn't my DD I would probably go all out like T Stone haha. Someday.
Myself I run a 14gph nozzle pre blower and my car is my DD. Smart? Meh maybe not totally but I run a pressure switch so I know my pump is working and set my interceptor for KR. Not bulletproof but the interceptor catches my eye instantly when I get knock. If my car wasn't my DD I would probably go all out like T Stone haha. Someday.
drives me 50 miles a day to work
2) Well the Sun rises in the East and then sets in the West.
- The Sun, the Moon, the planets, and the stars all rise in the east and set in the west. And that's because Earth spins toward the east.
3) Because Joe Dirt says it does
Any questions?
Fact of the matter is, if you abuse your **** and don't pay attention it will EVENTUALLY blow. Might not be on the first run, or second or third, but it will happen. Take care of ur **** and maintain your system and you will be okay. I do believe some people have quite the overkill with the nozzle size they are using. Grow some ***** and get e85 haha jkjk



