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quad throttle + forced induction

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Old Mar 10, 2007 | 06:19 PM
  #61  
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I still stand by my statements. Feel free to buy a lancer and prove me wrong, but until then it's all speculation. I just don't think it'll be nearly as easy as people seem to think it will.
Old Mar 10, 2007 | 07:25 PM
  #62  
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I'm not exactly sure what statements you're standing by? You mention a 6 month tune, but haven't provided any supporting information about this. Who did the tune? How much experience did they have with tuning; with tuning on that platform; with turbo tuning; with ITB tuning? Was it a kid in high school autoshop that did his first oil change the week before or was it a professional tuner with vast experience in turbo tuning? Did it take 6 months just to get it running, or was it running in a day and the tuner just took his time fine tweaking it to squeeze the most he could out of the setup?

I think there are quite a few of us in agreement that this setup would be very beneficial if done right. It seems that you don't have much experience with ITBs and rather than educate yourself on the subject, you'd rather discourage others in an apparent attemp to keep them from progressing above your status. I'm not trying to be distasteful, scornful, or derogatory in any way...please don't take it that way. It's just that a few people have expressed their interest in pursuing this, and instead of simply saying that you "personally don't have any experience in this arean, but good luck", you seem to be doing everything you can to keep anyone from pursuing this.

Having ridden street bikes in the past, I understand completely what the person on the last page was saying. ITBs, when designed, installed, and set-up correctly, yield an amazing response. Many people have converted these (or other ITB set-ups) to applications where they were never intended. The idea isn't new, just doing it with computer controlled fuel injection is (when looking at it compared to the lineage of the automobile...it too has been around for years, but could still be considered to be in it's infancy to a degree). Look at Webber side draught carburetors...these have been adapted to countless vehicles over the years...N/A and T/C. Why, because of the throttle response. A Webber side draught is probablly one of the closest ways you could get to FI with still technically being carbureted. Stepping up from that, Hilborn style mechanical FI was next...just imagine what it would be like to tune a mechanical FI set-up, with no computer to make changes for you. I'm very greatful that we can now have a computer take care of all the adjustments for us...sure, it might take a few times get the mapping just right, but that's far better then having to physically adjust linkages, swap components, etc. and test it again after each little tweak.
Old Mar 10, 2007 | 08:05 PM
  #63  
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I didn't start this 6 month tune idea, somebody mentioned it previously (in fact go look at the first post on page 2, notice it is not me). I understand that ITBs would be advantageous, but at what cost? Is it worth spending thousands of dollars when all you want is a 250 hp lancer? As I said before, unless you are going for an all out race car, I can't see the point.
Old Mar 10, 2007 | 08:16 PM
  #64  
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http://cgi.ebay.com/ebaymotors/Throt...spagenameZWDVW

A little less than a few thousand. Figure a couple hundred (I have had custom stuff like this done before so I can fairly accurately predict) to have some weber flanges welded to a cut off intake manifold. You are going to use bigger injectors anyway for your turbo setup so you cant count that as a cost as is a fuel pump. Having a plenum fabbed and tig'd maybe another 200. Total is 525 from what I can see. Time is something you cant quantify, but the throttle response you can.
Old Mar 10, 2007 | 08:24 PM
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I appologize if I was putting the 6 month tune too much on you. It just seemed that you were brining it up quite a bit.

As for your question of worth, to someone else it might be worth it...even if it does cost thousands of dollars and only gets 225hp. For some people it is more than just making your money's worth...it's a sense of accomplishment. Is it worth it for someone to spend $20 on a plastic model kit, another $15 in paint, glue, etc., and the time it will take them to put that model kit together? From a purely financial standpoint, no. It won't have any resale value, they won't get anything for their time, and they might not even put it together right. But, it's a hobby. The same as drawing or stamp collecting or taking a martial arts class. Many of us are not doing this for a profession, and we're not necessarily looking to get anything out of it. We simply want to see what we can do. If you're goal is only to see what will give you the best power, handling, etc. for racing, then I'd ask if you professionally race? If not, then where is the "worth" in any modification that you or anyone else on this forum does? It certainly isn't to try and improve your resale value. I just don't see why there has to be a purely relative worth to every idea that someone has.
Old Mar 10, 2007 | 08:26 PM
  #66  
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Call me crazy, but I can't see it being that easy. It's like motor swaps, everything thinks it'll be easy as pie (or easy as a honda) and then they end up without a car for 6 months and a 10000$ bill.
Old Mar 10, 2007 | 08:28 PM
  #67  
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Originally Posted by JohnBradley
http://cgi.ebay.com/ebaymotors/Throt...spagenameZWDVW

A little less than a few thousand. Figure a couple hundred (I have had custom stuff like this done before so I can fairly accurately predict) to have some weber flanges welded to a cut off intake manifold. You are going to use bigger injectors anyway for your turbo setup so you cant count that as a cost as is a fuel pump. Having a plenum fabbed and tig'd maybe another 200. Total is 525 from what I can see. Time is something you cant quantify, but the throttle response you can.
Sounds pretty accurate to me. Add a little more if you're having someone else tune your engine, but if that's the case they'd be tuning your engine even if you just put a turbo on it. Good info.

That airbox in that link is freaking huge though!
Old Mar 10, 2007 | 08:28 PM
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I'd hope no one would take the manifold off their car and begin this project, it would be very wise to build it with a different manifold so you can still drive your car.
Old Mar 10, 2007 | 08:29 PM
  #69  
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Originally Posted by kidney_bean
I appologize if I was putting the 6 month tune too much on you. It just seemed that you were brining it up quite a bit.

As for your question of worth, to someone else it might be worth it...even if it does cost thousands of dollars and only gets 225hp. For some people it is more than just making your money's worth...it's a sense of accomplishment. Is it worth it for someone to spend $20 on a plastic model kit, another $15 in paint, glue, etc., and the time it will take them to put that model kit together? From a purely financial standpoint, no. It won't have any resale value, they won't get anything for their time, and they might not even put it together right. But, it's a hobby. The same as drawing or stamp collecting or taking a martial arts class. Many of us are not doing this for a profession, and we're not necessarily looking to get anything out of it. We simply want to see what we can do. If you're goal is only to see what will give you the best power, handling, etc. for racing, then I'd ask if you professionally race? If not, then where is the "worth" in any modification that you or anyone else on this forum does? It certainly isn't to try and improve your resale value. I just don't see why there has to be a purely relative worth to every idea that someone has.
I understand that, but I also don't want people who are just looking to get a more powerful car (the majority of people on evom) not to get the wrong idea about ITBs. How many threads a week do we get on engine swapping or ebay turbo kits? As I have said many times, if people just want a faster car, there are better options out there than going for a custom ITB setup. If someone wants to do it just for the hell of it (and they have the money and time to do it) then go nuts.
Old Mar 10, 2007 | 08:32 PM
  #70  
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Originally Posted by ambystom01
Call me crazy, but I can't see it being that easy. It's like motor swaps, everything thinks it'll be easy as pie (or easy as a honda) and then they end up without a car for 6 months and a 10000$ bill.
Why do you keep quoting this $10,000 price? I've seen it in almost every thread regarding a swap? This one isn't even about a swap. And besides, the point you keep missing with it is that the supposed $10,000 price tag isn't necessarily what the person who had the swap done paid, but what someone else who called up was quoted. Could it be possible that after the first time doing the swap the shop realized it was way too much of an undertaking for them and quoted a rediculous price to keep anyone else from wanting them to do it? Also, again, the person took it to a shop! We've been talking more along the lines of someone here designing and building it themselves...it's apples to oranges.
Old Mar 10, 2007 | 08:33 PM
  #71  
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Originally Posted by drucea
I'd hope no one would take the manifold off their car and begin this project, it would be very wise to build it with a different manifold so you can still drive your car.
+1 Pick up an extra one from a junk yard to cut up and fab with.
Old Mar 10, 2007 | 08:35 PM
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Or hell, buy the flange from RRM for $80 and have the rest fabbed up.
Old Mar 10, 2007 | 08:36 PM
  #73  
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Originally Posted by kidney_bean
Why do you keep quoting this $10,000 price? I've seen it in almost every thread regarding a swap? This one isn't even about a swap. And besides, the point you keep missing with it is that the supposed $10,000 price tag isn't necessarily what the person who had the swap done paid, but what someone else who called up was quoted. Could it be possible that after the first time doing the swap the shop realized it was way too much of an undertaking for them and quoted a rediculous price to keep anyone else from wanting them to do it? Also, again, the person took it to a shop! We've been talking more along the lines of someone here designing and building it themselves...it's apples to oranges.
I think in the thread itself the guy said he paid 10000$ and was without his car for 6 months. I'm too lazy to go through 200+ posts just to find some mention of price.
Old Mar 10, 2007 | 08:37 PM
  #74  
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Originally Posted by ambystom01
I understand that, but I also don't want people who are just looking to get a more powerful car (the majority of people on evom) not to get the wrong idea about ITBs. How many threads a week do we get on engine swapping or ebay turbo kits? As I have said many times, if people just want a faster car, there are better options out there than going for a custom ITB setup. If someone wants to do it just for the hell of it (and they have the money and time to do it) then go nuts.
Then just say that and go no further. You're obviously not interested in doing this. You've made your point very clearly that this is not for the faint at heart or those pursuing the "bang for the buck" approach. So, why don't we all just get along and get this back on the track of the OP and see if anyone can give some input as to what specifically it would take to make a set-up like this work, for those that are truely interested in it.
Old Mar 10, 2007 | 08:40 PM
  #75  
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Alright then, I'll just sit back and wait for the 20 threads a week that'll appear on this topic.



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