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Evo III 16g Upgrade

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ryztriumph

10+ Year Contributor
322
5
Aug 30, 2011
Harrisonburg, Virginia
Hi guys,

I've been a member of this forum for a little over a year now and had my GST for about the same time. I love these cars and I am very excited to be a member of the community.

My Eclipse came to me bone stock, and over the last year, the only things I have done were upgrading to a NGR BOV (stock one sucked really bad), mbc, oil and boost gauges, and a 2.5" catback. Now, I feel the need to get rid of this unstable T25 turbo and put something on with a little more power and stability. I shopped around and have been absorbing lots of info lately and have decided that the 16g is the turbo for me, providing this is a good tax return season :thumb:. I want something that is going to be reliable as I need this car to get me through the next few years of college when I can get a real job and not just something for some extra spending money.

So, right now I am just trying to piece together all the info I've gathered and kind of verify it through here. All maintenance has been done on my car. There is a EVO III 16g turbo with a ported compressor housing on ebay right now with part number 49178-01470, legit! :hellyeah: That, coupled with a 190lph fuel pump, 650cc injectors, the PR FMIC kit, ss oil supply from RRE, and some type of 16g install kit is what I think my setup would run well with. A clutch will probably have to be thrown in the mix here sometime too, only after my stock one starts to slip. I also plan to use ECU-Flash with CeddyMods and evo-scan with the tatrix cable to tune with, since I have a 98.

I guess my main questions are, what kind of install kit, if any, would you guys recommend for the 16g since I won't need a j-pipe as it comes with the PR FMIC kit. Should I just buy the gaskets and crush washers separately then? Also, should "boost creep" be something I should be worried about with a stock DP and stock cat? Also, should I be concerned about reliablility with this level of upgrades? I don't really "dog" my car too much (although I do love the feeling of the boost through the gears :sneaky:) and do regular maintenance to make sure she is in the best shape she can be in.

Thanks for all the info over the last year guys, and I look forward to several years to come!

Ryan
 
I would just get forced performance's install kit. It comes with a j-pipe but just toss it aside. I am installing my evo III 16g tomorrow and I am using that kit. It has everything you will need. It is a quality kit and the oil feed will be to spec with the turbo's requirements.

As far as the boost creep goes, I wouldn't worry about it too much with the stock exhaust. Especially since you say the turbo is ported, hopefully it is ported well. I guess we will see how far porting really goes with my install. I'm putting on the 16g with a PR o2 housing and RRE downpipe w/ no cat. I think you will be better off than me haha.

Take your time with your install and make sure you crank some oil through the turbo before starting the car!
 
There is a EVO III 16g turbo with a ported compressor housing on ebay right now with part number 49178-01470, legit! :hellyeah:
You're talking about this?

16g EVO 3 16g Turbo Talon Eclipse 4G63T | eBay

May have an Evo III 16G cover, but that's a standard Big 16G compressor wheel...and it appears to have some of the inducer tips rubbed away from possibly rubbing the cover at one point. Either it has more shaft play than the listing would make you believe, or it rubbed the cover previously and someone rebuilt it without replacing the compressor.

Either way, it's a gamble for the price....definitely not a steal by any means.
 
You're talking about this?

16g EVO 3 16g Turbo Talon Eclipse 4G63T | eBay

May have an Evo III 16G cover, but that's a standard Big 16G compressor wheel...and it appears to have some of the inducer tips rubbed away from possibly rubbing the cover at one point. Either it has more shaft play than the listing would make you believe, or it rubbed the cover previously and someone rebuilt it without replacing the compressor.

Either way, it's a gamble for the price....definitely not a steal by any means.

That's the one! And that is a good observation, thanks. I really am not looking for any kind of gamble. I want my setup to be right and to last. Angel, that's a good idea with the pr kit, it looks pretty decent, and you are right, there are quite a few decent 16g's in the classifieds, I've noticed, I just found where someone posted up that 16g on eBay and thought it looked decent.

Thanks for the input you guys!
 
I would skip the 16g install kits. Waste of money IMO. I would also eliminate the water lines. They just get in the way.

If you're on a budget look at the 14b. It'll get you to 300 and can be found for under $150 shipped. Also the evo 8 fuel pump flows like a 190 but can be had for under $50
 
I would skip the 16g install kits. Waste of money IMO. I would also eliminate the water lines. They just get in the way.

If you're on a budget look at the 14b. It'll get you to 300 and can be found for under $150 shipped. Also the evo 8 fuel pump flows like a 190 but can be had for under $50

Definitely forget the 'install kit', it's a waste of money.

It may be a waste of money for you guys that have done this a few times before. But today I've been working on my first 16g install and FP's install kit was very helpful. Only thing it's missing in my opinion is a 1/8 NPT steel fitting and a 3/16 hose barb for tapping into the j-pipe.

I'm sure I would have run into things that I didn't buy if I just bought everything individually.
 
I've only installed a 16g once and it was a piece of cake(no water lines makes it easier) $175 dollars for a jpipe, feed line, return line, and gaskets is highway robbery. Just buy a jpipe and a 14b oil feed line and return line and voila you saved $100. That "install kit" is nothing special.
 
I decided to let that turbo go. I think I would rather have one that is freshly rebuilt through someone on here. I did get an Evo fuel pump though, so that will probably ship tomorrow. I may hold off for a month or two to do the full turbo upgrade. I will still try to buy things as they come up if the price is right.

I also decided, with the help of many persuading opinions, to see if I can piece together my own install kit. I just don't see the value of the pre-made ones other than everything you need is all in one purchase. As for a 14b, I feel like I would max it out and get tired of it. I know they are great turbos, but with a 16g, I have a little bit more room to grow and I don't have to run it at "full power" all the time. One more question, would it be recommended to buy brand new injectors, or just see if I could pick up a nice set of used ones?

Thanks for all the insight from everyone, and I will try to keep you all updated.
 
I think I would rather have one that is freshly rebuilt through someone on here.
Depending who did the work, you may be better-off gambling on a used unit. Make sure you get what you pay for. ;)
 
Not saying that; there are others who do great work as well....it's just that some individuals like to pass garbage off as being "freshly rebuilt" when in reality all they did was slap a chinese parts kit into a used turbo with zero prep or cleanup and sell it for the same price that others who are much more trustworthy.
 
From my experience with turbos that i bought off ebay about 80 percent were undescribed, and i filed a lot of claims. Things to ask about are stripped threads in the center section and housings. One time i bought a small 16g that was "rebuilt" and the rear bearing was beat in with a hammer, so the rebuilder left the nut loose, but not to where you could see it was loose, but just enough so it would spin. I have seen some pretty rough stuff. But I have had much better luck in the passed 2 years. I have got some really good deals on ebay. Sometimes the turbo will be said to blow oil but the reason is because it has an oil return fitting that is sold on ebay that is too small and causes the MHI turbos to blow oil even though its made for an mhi turbo. My brother showed me this one earlier this week, that one will whine like a supercharger, and most likely fail prematurely, if its not already toast.
 
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