JDM Tuning Expert advice and discussion on JDM tuning for your S2000.

the Official "NA Tuning" thread

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Old Apr 3, 2006 | 11:50 AM
  #841  
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Originally Posted by zbrewha863,Apr 2 2006, 06:52 PM
news2kroller, if I were you I would get some nice tuning software and have a professional tune the car instead of a Rick's header. You have a fair amount done to the car, and even with a stock car there is a lot of midrange power to be had with a good tune.

If you get the car tuned correctly you should only have to have it tuned once, but in reality you will probably have it retuned a few times no matter what setup you go with (esp. as you add more mods).

Ricks is saying that you can open up some top-end gains with their header and a proper tune as well, so having the tuning ability available when you install the header would save you some time, and let you really unleash the full potential of your current & future mods.

Oh one more thing -- Ricks claims a max gain of 6hp at 6k rpm and 3-4 lb/ft of torque; even a good V-AFC tune should get you more than that in the midrange. If you have a T1R 70mm catback, why not go with a header that would flow more on the top end to compliment the exhaust better? Either way, good luck and hopefully soon you'll make the list!
good info!
Old Apr 3, 2006 | 12:15 PM
  #842  
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Originally Posted by Twiztid,Apr 1 2006, 02:42 PM
I didn't come here to argue , I came here to help out . No one said you needed to go the root of high compression . I came here to back G-s2ks car ,as I am the builder .You guys started the list not me . If you didn't want the real players to step up you should have asked for the most powerful bolt on NA s2000's . But who is going to say what is bolt on and what is not .

You guys started the argument of dyno when you started claiming that dynapack plots favor high . I responded with a article that proved it to be wrong , and I also posted it is the operators responsiblity to make sure his equipment is setup correctly .


Read the post I was responding to and find the misinformation for yourself. Just one of many .

Bolt ons are not new for the S, People have been trying to do this from day one . I know myself and I am sure Dan can back this up , But I have seen threads like this come and go for the past 5 years .



All I have to say is this , read my sig . S2000's pay my bills how about you ? There are many respected members in this thread that will tell you I am not a ricer shop . I am appointment only and I don't advertise or have a sign on my building to promote walk-ins . You only get to me by referral , and i do pick and chose my work because I can .

ex. Most took everything Kayvan said as fact about the VAFC but yet when he called me to talk about what to do next he admitted that he is not a tuner ( profesionaly ) that he has only experiance with the VAFC . But yet online he argued and told me I needed to get experience and he knew tuning not to argue. He has now sold his VAFC in favor of the EU as per my recommendation .

I will share a secret . There is more power to be found in timing than in fuel.
Its true...dynapacks CAN read normal. However, Church Automotive's dynapacks read high, its given and he even tells you this. They DO read correctly but once you bolt wheels onto the hubs you loose power through those since the engine now has to accelerate those along with everything else.

Basically his dyno reads hub horsepower correctly...it is not reading wheel hp, and due to the fact that different wheels at different weights will all effect whp its not really the wisest thing for him to try and calibrate it. This is because the hub readings are right on.

And I did make 235.1 hp on his dyno...the problem is that is hub horsepower, I know it is not correct and talked to shawn about it afterwards what it would translate to at the wheels...he said 218-222 but probably closer to the 220's since I'm on stock wheels and not something heavier. Well, after other calculations I find it to be just about 220.

Anyway, I guess the problem is just standardization...the thing with dynapacks is that a lot of them do read high because they are calibrated to read correctly at the hubs and without wheels...which is prefectly fine but before people claim numbers they just need to understand this...thats all, with any dyno, people need to understand how that dyno's numbers compare to average readings.
Old Apr 3, 2006 | 12:53 PM
  #843  
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didn't back cracker or someone in the cali area my04 dyno 240 on shawn's dyno stock? I remember seeing post with his dyno stating his car made the same as the vtec.net article my04
Old Apr 3, 2006 | 02:28 PM
  #844  
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I dont think it was backcracker.
But someone did say they had 235whp stock, and with an Invidia it was 240whp.
Old Apr 3, 2006 | 03:24 PM
  #845  
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Here's one of BC's dyno from Shawn's.
Here

Must have been a strong factory freak. I saw another ap2 dyno 230 stock and 235 with invidia exhaust on the same dyno. What do stock ap1's put down on Shawn's dyno?
Old Apr 3, 2006 | 03:32 PM
  #846  
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interesting but the correction factor may be much higher then stated in that thread. You see I too dynoed my car stock at Church's about a couple months after I got it. I made 240hp and 170 torque. He wasn't surprised about the hp, but said it was high compared to others. What really surprised was my torque numbers, apparently they were the highest he had seen.

I'm curious what stock ap1 dyno on his dyno too???
Old Apr 3, 2006 | 04:24 PM
  #847  
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Originally Posted by Silver9k,Apr 3 2006, 03:15 PM
Its true...dynapacks CAN read normal. However, Church Automotive's dynapacks read high, its given and he even tells you this. They DO read correctly but once you bolt wheels onto the hubs you loose power through those since the engine now has to accelerate those along with everything else.

Basically his dyno reads hub horsepower correctly...it is not reading wheel hp, and due to the fact that different wheels at different weights will all effect whp its not really the wisest thing for him to try and calibrate it. This is because the hub readings are right on.

And I did make 235.1 hp on his dyno...the problem is that is hub horsepower, I know it is not correct and talked to shawn about it afterwards what it would translate to at the wheels...he said 218-222 but probably closer to the 220's since I'm on stock wheels and not something heavier. Well, after other calculations I find it to be just about 220.

Anyway, I guess the problem is just standardization...the thing with dynapacks is that a lot of them do read high because they are calibrated to read correctly at the hubs and without wheels...which is prefectly fine but before people claim numbers they just need to understand this...thats all, with any dyno, people need to understand how that dyno's numbers compare to average readings.
you have been PM'd
Old Apr 3, 2006 | 06:00 PM
  #848  
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Originally Posted by HvRRZ,Apr 3 2006, 03:32 PM
interesting but the correction factor may be much higher then stated in that thread. You see I too dynoed my car stock at Church's about a couple months after I got it. I made 240hp and 170 torque. He wasn't surprised about the hp, but said it was high compared to others. What really surprised was my torque numbers, apparently they were the highest he had seen.

I'm curious what stock ap1 dyno on his dyno too???
Well crap, if you dyno'd 240 STOCK on shawn's dyno then you are definitly making more power then me...unless something was more wrong with shawn's dyno then...I only dyno'd 235.1 on his dyno...although, he too commented that I have one of the torquiest 2.0's he has ever seen at 163.6 ft/lbs.

Either way, I worry more and more about the numbers I got on that dyno, but then I do want to go back so that I can see the changes due to mods since that was basically my baseline
Old Apr 3, 2006 | 06:41 PM
  #849  
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Originally Posted by Silver9k,Apr 3 2006, 07:00 PM
Well crap, if you dyno'd 240 STOCK on shawn's dyno then you are definitly making more power then me...unless something was more wrong with shawn's dyno then...I only dyno'd 235.1 on his dyno...although, he too commented that I have one of the torquiest 2.0's he has ever seen at 163.6 ft/lbs.

Either way, I worry more and more about the numbers I got on that dyno, but then I do want to go back so that I can see the changes due to mods since that was basically my baseline
I plan on going back to him soon once I have my EMS. I want to run one without the EMS on to see the numbers and compare it to the stock dyno I did a while back. Then compare both to the dyno with the EMS tuned.

silver your number's sound similar to the other ap2 dyno's posted from dynoing at Church. Maybe I was lucky to get a bit more, or it could have been the conditions of the day.

Oh wait I did have my resonator replaced with a straight pipe....maybe that's why.....
Old Apr 4, 2006 | 12:56 PM
  #850  
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Hey guys... For an NA setup that is pretty conservative (I/H/E), is there anything an Emange Ultimate can do for me that the regular Emanage can't do?

If the extra features of the ultimate would be utilized, I'd opt for it... but if the extra features are just for boost and bigger injectors and the such, I wouldn't need it..

Thanks! I am thinking of selling/trading my NIB buddy club ecu...



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