turbo kit vs. homegrown kit

Information on the naturally-aspirated KA24E and KA24DE engines.
sr20meplease
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after teh rebuilt motor would you guys put together a kit or buy one?


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Checkered-Member
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Well it depends on several things

Turbo kit: More expensive, easy install (fitment), comes with everything (usually) no control for parts used specifically the turbo itself.

Home made: Less expensive, need to buy all components individually; need to fabricate intercooler piping, down-pipe and sometimes the manifold.More control about the parts used.

In my opinion a home made kit is better, because you have control over all parts, and its cheaper.

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WDRacing
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Depends on your Skill level...If you can rebuild a motor you can piece together ur own kit.

WD

sr20meplease
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well rebuilding the motor is no problem...the thing is that i know the major parts i need like i/c turbo manifold wastegate and all that but i am wondering if there are any small misc. parts that are just a pain to find?

TrunkMonkey
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Checkered-Member wrote:In my opinion a home made kit is better, because you have control over all parts, and its cheaper.
a home made kit is not always cheaper. i'll agree that most of the time you get more bang for the buck, but when all is said and done, it's easy to spend more than the cost of a kit.

-demetrius

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sr20meplease wrote: i am wondering if there are any small misc. parts that are just a pain to find?
like what?

All parts are available either at online stores, eBay or your local performance shop, they have it all down to the oil drain plug.

HolyShiznit
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My whole kit is going to cost me 2100ish +/-150 dollars. That includes the price of the clutch, dyno tuning, and all the custom intercooler/dump pipe/down pipe tubing. I didn't go cheap either, I have a T3/T4, Spearco Intercooler, SAFC II, Z32 MAF, 370cc injectors, yadda yadda.......... If you wait and get the right deals a home made kit is so cheap! Oh well, thats just me. If you are worried about missing something or installing something wrong, buy a kit!!!

andrave
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sr20 me please.

sr20meplease
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shhh i was introduced to the 240sx the first thing i heard was sr20,sr20...well its been a few years and now that i own my 240 and this whole 240 craze is going on...i decided to go ka-t...kinda be different...plus i have faith in all nissan motors.:)

sr20meplease
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i was just wondering about wastegate acuators and small stuff like that...this is my first turbo deal. i don't want a kit so i can really say you see that motor...thats all me..i did it by myself...plus money is a problem...i can't save enough for the kit so i figured i'll buy piece at a time...its easier on me...

andrave
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well, if you go with an external gate they don't need an acuator, and if you buy an internal wastegated turbo they come with one, and if they don't or it isn't working, you can get one from any place the rebuilds turbos.

sr20meplease
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i am lso havein problems finding a manifold for my 93 ka24de....does it matter or is there a difference in the 95 and up? maybe its a problem with clearence in the engine bay itself? thanks again

andrave
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nah they should all work.

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C-Kwik
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There is a significant difference in building a budget kit, a middle of the line kit and a high performance kit. I've seen some build up a KA turbo with no more than $1500 out of his pocket. It worked fine. But in looking at the kit, if he wanted to upgrade, he'd have to reinvest money to make modifications to fit the upgrades. And there were some areas that didn't include optimal design factors, but hey, it worked. If I were to try and build a kit to my specs, I'd probably spend nearly as much as I would on a pre-fabbed kit. When building a budget kit, you tend to make compromises, i.e. looking for turbos that fit your price range that will do the job, rather than find the best turbo for the intended goals then look for the cheapest price. I've done a little searching on internet sites for a turbo with the specs I'd like and am unsuccessful. I expect I'll probably end up paying closer to MSRP for the turbo I want.

If money is not a huge concern, you can always ask the kit manufacturer if they can sub in specific parts. Say a turbo of a specific spec. I doubt most will have a problem with it. Usually as long as the external dimensions are the same, it's an easy swap. They may ask for a little more money, but it's better than buying a whole new turbo later.

What you might consider is what your goals are. What you need to get there. Research the cost of getting there and the options. If you are not looking for a lot of power, a budget turbo build up might be a cheap solution. But really consider the type of person you are. If you'll end up wanting more power later, you may end up spending more to acheive it. From my experience, it's better to do it only once and do it right. I'll admit though, anytime you put cheap and power in the same sentence, it tends to be very tempting. You'll probably want to take into consideration your knowledge of turbos and how they work with an engine. Having parts fabricated isn't terribly hard. For the most part, all you need is a good welder. Beer tends to reduce their fee some too. But there are some nuances that you should understand. If you haven't alredy, buy and read Maximum Boost or any other good technical book about turbos. You'll want to understand it comfortably. Run through many of the posts here or any other good turbo forums. If you feel comfortable and understand the technical information that is thrown around, you probably won't have any problems piecing one together yourself.

Personally, unless I was looking for absolute maximum power, I'd probably just stick to a good pre-fabbed kit. Of course, I'd be asking that it come with certain parts, but I don't like having to take my car or any of my parts to be modified, fixed or fabricated. It costs money and takes up my time outside of the weekends since many shops I need are not open on weekends. Particularly, the ones I trust.


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