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View Full Version : Need Feedback - 2006 Mitsubishi Eclipse


06eclipse
09-19-2006, 12:54 AM
Hey All,

First off, let me thank you all in advance for your time and help, I really do appreciate it.

Heres the deal. I own a 2006 Mitsubishi Eclipse GS (2.4L 16V) and have decided to go nitrous. I've been holding out on going with a turbo/sc setup for one big reason.....my warranty. For those of you who don't know, the new Eclipse includes a nice warranty, 10 yr PT and 6 yr B. Another reason I'm holding out on turbo/sc is simply because going nitrous is so inexpensive! I want the best bang for the buck (not literally though!)..

So basically, I am looking for a nitrous setup that I could easily remove with little to no evidence that nitrous was ever in use in case I have to take my car in for a warranty repair, you know how some of those dealerships can be...

Also, I want to go at least 75 shot, but would be REALLY happy going 100 shot. Do you guys think 100 is pushing it on my car?

I guess what I'm trying to say is that I want as much power as I can SAFELY get. I'm willing to fork out the extra dough to buy additional accessories to acheive this, considering I'm driving a brand new car with warranty.

Currently, I have a CAI and light weight UD pulley installed. Within the next few weeks I'll have some exhaust modification done. Aftermarket headers are currently in development for my car and should be available soon. Once the exhaust and headers modifications are added, and *IF* I can spray 100 shot, that would put my car at an est. 320 bhp.

As far as tuning goes there is a tad problem, the 4G Eclipse's ECU hasn't been cracked yet, so there is really no tuner out there. I'm going to call up some tuner shops around my area to see what (if anything) they can do. How much impact will that make using a nitrous system?

Mustang Boy
09-19-2006, 08:55 AM
do the new eclipses com with cast of forged pistons cause if cast i wouldnt put more than 75 on it for very long periods of time and the best way to do it that i could see that is easily hidden and able to take off would be a dry kit and put the nozzle in ur CAI pipe and i think i would wait till they are able to tune ur car before u do much more to it

06eclipse
09-19-2006, 09:44 AM
do the new eclipses com with cast of forged pistons cause if cast i wouldnt put more than 75 on it for very long periods of time and the best way to do it that i could see that is easily hidden and able to take off would be a dry kit and put the nozzle in ur CAI pipe and i think i would wait till they are able to tune ur car before u do much more to it

To be honest, I'm not quite familiar with the durability of the stock internals just yet. There was another 06 Eclipse GS owner that I talked to on another forum who used a dry setup and sprayed 75 shot, he never complained of any problems, said the car ran great. There was another 06 Eclipse GS owner spraying 100 shot and had several mods and he complained of problems but never went into detail as to what those problems were or why these problems were occurring. I'll try to get in touch with him and see if can tell me more.

BTW: I will only be spraying on the track, on the road I will use little to no nitrous. Sorry I neglected to mention that earlier.

Helmsdini
09-19-2006, 05:31 PM
Any nitrous system is fairly easy to remove, really.

On the cast pistons (which you have) I think a 100 shot will be fine. It isnt the size of the shot that damages internals, its goofing up a tune. Cast pistons arent as forgiving if the tune is bad.

The thing Id be concerned with is the timing. You will need some way to pull a few degrees of timing out of your engine, and im not sure how you would do that on a brand new mitsu without a chip or something. NX claims that you dont have to adjust timing, but I dont trust that claim too much and neither does anyone else that I have talked to.

Also make sure you are using plain copper plugs and you close the gap up to about .035

06eclipse
09-19-2006, 06:05 PM
Thanks for the feedback so far guys, I really do appreciate it. Those are exactly the opinions and answers I was looking for.

As far as additional accessories go, any recommendations? I'm afraid that if I contact one of these stores/distrubition centers and ask they will try to sell me everything under the sun. I want to be safe as possible, but just like anyone else here, I don't want to buy stuff that isn't needed or really provides no use.

In the meantime, I'll be contacting some tuner shops and hopefully I'll be able to get a tune.

Helmsdini
09-19-2006, 06:44 PM
Well number 1 on my list is a bottle heater to get every bit of nitrous out you can and keep your tuning consistant. Nitrous pressure guage is pretty much a must as well, so I guess tied with #1 spot. I also like to have a fuel pressure guage I can see so I can keep an eye on things, but it isnt 100% neccesary.

Im not a big fan of purge kits so I wouldnt spend money there.

06eclipse
09-20-2006, 02:44 PM
Great! I'm going to start checking out various systems so that I can get a feel for what to expect and how much it's going to cost. Any recommendations on brands? I've always heard great things about NX, Zexx and NOS, any brand better than the other overall or are they pretty comparable?

Should I go with wet or dry with my vehicle? I really don't mind drilling a hole in my CAI. If I ever have to take the car in for engine issues, I'm going to remove the nitrous system and my intake and just throw my old airbox back in.

Nate
09-20-2006, 03:13 PM
Great! I'm going to start checking out various systems so that I can get a feel for what to expect and how much it's going to cost. Any recommendations on brands? I've always heard great things about NX, Zexx and NOS, any brand better than the other overall or are they pretty comparable?

Should I go with wet or dry with my vehicle? I really don't mind drilling a hole in my CAI. If I ever have to take the car in for engine issues, I'm going to remove the nitrous system and my intake and just throw my old airbox back in.

Check out our Reviews (http://nitrousforum.com/forums/forumdisplay.php?f=27) section for a few reviews on nitrous kits. When you get your kit, make sure you post a review for others to read :)

06eclipse
09-20-2006, 04:08 PM
Check out our Reviews (http://nitrousforum.com/forums/forumdisplay.php?f=27) section for a few reviews on nitrous kits. When you get your kit, make sure you post a review for others to read :)

Why thank you my good man! Most people would just slap a noob around! :D

I'll let the community know how it goes :)

Nate
09-20-2006, 04:16 PM
Hey don't be scared to ask questions, even newbie questions. This forum was put here for the purpose of education.

Give us an update on what your brand selection is.

Mustang Boy
09-20-2006, 06:18 PM
yea we dont care if ur new or not this forum hasnt been around for very long and ive already found loads more info than i am able to remember and there is still much to learn and as far as learning more info were all noobs cause there is always somthing to learn even if u think ur an expert on the subject



and i cant wait to see an updated thread with ur install

06eclipse
09-20-2006, 07:01 PM
Thanks guys, I'll take some pics and post them too once complete!

speedtweekerz
09-28-2006, 11:24 PM
we have done a couple eclpises give us call and we will be happy to put you down the right path!

06eclipse
10-06-2006, 01:06 AM
Alright guys, I'm having a dilemma here and need some feedback (again, please). :)

There is currently no way to tune my car at this time. I've asked around on various 4th generation Eclipse sites, vendors, and tuners with no luck. The 06+ Eclipse is just too new and there hasn't been any success cracking the ECU yet.

With that said, should I hold off on the nitrous until the car can be tuned? Is it too risky even going for 50-75 shot?

Nate
10-06-2006, 09:56 AM
Wet Nitrous systems are completely independent from your on board fuel management system. Most ECU's go into "open loop" mode at WOT and ignores all input sensors.
As long as you don't go beyond the 50-75HP range you should not require timing adjustments that are so critical for higher HP and rely on the ECU tuning to compensate.

06eclipse
10-06-2006, 11:39 AM
Wet Nitrous systems are completely independent from your on board fuel management system. Most ECU's go into "open loop" mode at WOT and ignores all input sensors.
As long as you don't go beyond the 50-75HP range you should not require timing adjustments that are so critical for higher HP and rely on the ECU tuning to compensate.

I was originally thinking about going dry, but based on what you said, it appears that wet is going to be the way to go since I have no idea how my ECU will respond or have the ability to control it.

Alrighty, I'll be looking into wet systems :)

Thanks Nate! :)

Nate
10-06-2006, 12:00 PM
I think you will be happier with a wet system because you will have control over how much fuel is injected.

One thing that will help is if you can monitor your AFR (Air to Fuel Ratio). With a wet kit, you can run rich (too much fuel) which is safe. However, this will sacrifice horsepower. A good balance of air and fuel will ensure the most HP with minimal risk. For example, 11:1 (11 particles of air to 1 particle fuel) is rich while 14:1 would be considered lean. This can simply be controled on a wet system by changing the fuel or nitrous jets.