Max power/boost on a stock GTi-R motor? [Archive] - SR20 Forum

: Max power/boost on a stock GTi-R motor?


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Ben
12-19-2001, 01:17 PM
For the $2003 Challenge, not talking long term reliability at all, how much can the boost be turned up on a stock GTi-R motor and then how much power would that be?

Rockwood
12-19-2001, 01:24 PM
biggie (chris parker) from SR20 development did 18 psi. on 15 psi, he did 269 whp on pump gas with 2.25 in exhaust. i think he ran a 13.0 with this setup in a Sentra E (hence his nickname, or something to that effect, long story)

Yellow4g63
12-19-2001, 04:26 PM
I know that Sleeper got 424 out of a stock GTi-R @30psi. So I would say that it's a strong motor to take 30psi stock.

TurbochargedSER
12-19-2001, 05:19 PM
Originally posted by Yellow4g63
I know that Sleeper got 424 out of a stock GTi-R @30psi. So I would say that it's a strong motor to take 30psi stock.

Are you sure it was stock? I have never heard of a bone stock GTiR producing that kind of power with the stock 444cc injectors. :confused:

I know Chris Allen aka Shaggy made 289-290 whp with a bone stock DET @ 18-19 psi! The turbo later blew up at that level and killed the motor!

Jim Banach layed down 321 with 550cc injectors and stock GTiR!

Yellow 4G63, those are great numbers if they actually produced and can be verified!

Yellow4g63
12-19-2001, 06:07 PM
bone stock block. 550cc injectors, T3 turbo, Tec II

TurbochargedSER
12-19-2001, 06:16 PM
Originally posted by Yellow4g63
bone stock block. 550cc injectors, T3 turbo, Tec II

I would consider that far from stock! Nonetheless, great numbers!

Yellow4g63
12-19-2001, 06:38 PM
well the thred started out with this question "how much can the boost be turned up on a stock GTi-R motor and then how much power would that be?" It didn't say Stock stuff :D

TurbochargedSER
12-19-2001, 06:56 PM
Originally posted by Yellow4g63
well the thred started out with this question "how much can the boost be turned up on a stock GTi-R motor and then how much power would that be?" It didn't say Stock stuff :D

You just stated what he wanted!:D

jbanach77
12-20-2001, 09:57 PM
yeah i did 321whp on 550's and a t28 at 22psi
and 424whp with 550's and a 60-1 hi flow at 18psi
i also do have a tech 2.

hey louis i thank you and ryan very much for getting those timing diagrams over to eip. thanks i appreciate it alot!!!!!!!!!!!!

jimmy
1996 200sx gti-r motor
http://www.eiptuning.com/projects/200sxser1stpage.html

TurbochargedSER
12-20-2001, 11:17 PM
Originally posted by jbanach77


hey louis i thank you and ryan very much for getting those timing diagrams over to eip. thanks i appreciate it alot!!!!!!!!!!!!

jimmy
1996 200sx gti-r motor
http://www.eiptuning.com/projects/200sxser1stpage.html

No problem Jim! You shoud probably thank Ryan rather than me!

Ben
12-21-2001, 12:53 PM
With the stock 444cc injectors and whatever MAF the GTi-R has (I believe it can measure more air than the DE or Bluebird MAF can), what boost/horsepower level is the GTi-R's system capable of producing? I know the DE MAF limits to around 220hp, 370ccs to 250-260, where is the limit with the GTi-R system?

Also what is a safe, daily limit for boost on the stock T28? What is the max safe strip boost to run on it?

NX-t
12-24-2001, 04:23 AM
not sure but I think the the gtir maf is good for like 280hp, ask dre, he would probally know, he seems very wise when it comes to this shtuff.

ClassicSE-R
12-31-2001, 03:36 AM
Originally posted by APEXSER


I would consider that far from stock! Nonetheless, great numbers!

'course, the car went home on a trailer.

Forgot that part.

:D


(yes, I was there)

andris
12-31-2001, 04:32 AM
Originally posted by ClassicSE-R

'course, the car went home on a trailer.
Forgot that part.
:D
(yes, I was there)

oooooo, Rob, I'm sorry , but you betta recognize foo!

I had the same reaction you did, but then I realized you've got yer tec-2-equipped, 424 hp (IDENTICAL DYNO #!) Gti-R-motor-ed black SE-R's mixed up.. (! i didn't know there were two)

For those who don't know, Rob thought jbanach77's car is the sleepermotorsports' car that blew up on the dyno ("err, that's just sum 'head leakage' . no big deal") at R&D after much smack talking on their behalf (i was there too). The car was pretty monkey. The sleeperms car is a black classic that had to run 30(!) psi to pull 424 whp. (ooooh damn) . Jbanach's car is a 96 200sx that is not nearly as ghetto because he only needed 18 psi to pull the same number. just a little mix up. Now say you're sorry Rob.. :)

Andris

Yellow4g63
12-31-2001, 05:13 AM
smak talkin? ? ? ?

ohh 424 on what size turbo? can u say T3

Yellow4g63
12-31-2001, 05:18 AM
about the only thing monkey at sleeper was *** lil gimp doug. He prob told u guyz that brain said this, the he tells brian the u guyz said this.

andris
12-31-2001, 12:59 PM
Originally posted by Yellow4g63
about the only thing monkey at sleeper was *** lil gimp doug. He prob told u guyz that brain said this, the he tells brian the u guyz said this.

Ugh, look I don't intend to start some huge flame war, but None of this is hearsay - Rob and I, Mike, and a bunch of other people were all THERE when this happened.

"ohh 424 on what size turbo? can u say T3"
424 hp is impressive. 424 hp at 30 psi in that car is an embarrassment. That turbo wasn't a T3, it was too big to be a T3. Looked sort-of like a T04B compressor, but I can't tell you for sure... know why? None of the people from sleeper that were there could even tell me what kind of turbo it was, specs, etc... They weren't trying to be coy or anything, they just didn't know. They just said, well, its a turbo off a [something] that [somebody] gave us and said would be good. I'm sorry if im offending anyone who was involved with that car, but to require 30 pounds to make 424hp means the turbo was horribly inefficient and the car poorly tuned.

I stand by the assertion that sleepermotorsports is monkey. Smack talking? that's all they did there. Even after their POS blew up on the dyno, manifold BROKE IN HALF, car back on the f-ing trailer it showed up on, those fools still thought it was a good idea to stand around and talk shit while mike and rob were doing some methodical, sound tuning (sleeper should have been taking notes) on Shaggy's car. Basically, they were like "we made more horsepower than you guys, we win" They would stand there in front of the dyno saying "C'mon man! Turn up the boost! What's the matter? your car can't take 30 psi? be a man!" and every time somebody would yell out the hp number from a pull, as they gradually increased boost on shaggy's car, watching the consult and voltmeter, those sleeper dudes would say "well, XXXhp is good, but its still not 424..." ... Acting cocky and shooting off your mouth makes you look like a moron when your car is sitting out in the street, leaking coolant from the head, with your manifold in two pieces. They should have shut up and maybe learned something. I apologize that this may seem like a personal attack, but from what i saw, they were monkeys. I understand they are really cool guys from what I hear (i'm serious), they just didn't give me a good first impression.

Andris Laivins
race car

ClassicSE-R
12-31-2001, 01:42 PM
Originally posted by andris


oooooo, Rob, I'm sorry , but you betta recognize foo!

I had the same reaction you did, but then I realized you've got yer tec-2-equipped, 424 hp (IDENTICAL DYNO #!) Gti-R-motor-ed black SE-R's mixed up.. (! i didn't know there were two)


Hey jbanach77, sorry! Didn't mean to say your car blew up... I though for sure it was the Sleeper car people were talking about.

424 whp on 18 psi is DAMN good. 424 whp at 30 psi is, well, not so good.

jbanach77
12-31-2001, 03:07 PM
no problem rob. yeah my car is not sleepermotorsports' car. i live in maryland. and to tell you the truth i was impressed with 424 at 18psi. i need to find a shop that works strictly on nissans close to my area cause i am going to eip tuning no longer. they have screwed me over way too much. but the only problem is who works on nissans and plays with tech 2?

jimmy
1996 200sx gti-r motor
http://www.eiptuning.com/projects/200sxser1stpage.html

Yellow4g63
12-31-2001, 03:32 PM
Oh my God, Dude it was a T3. How do I know? cause I Saw the old turbo that they 1st put on that manifold. That turbo blew so they rebuilt it with some magic. It was still a T3, Ask Pshhh he saw the turbo it was not a T3/T4B like u want to think. I know brian pretty good and if he isn't the kinda guy to start shit talkin unless people start it 1st. The reason why I belive he didn't do it is because I see the way u nissan guy react to things that are diffrent and not the same. The fact that he had a Tec 2 and not a JWT ECU alone must have scared u guyz. The fact that he laid down http://www.sleepermotorsport.com/images/dyno3.jpg that was a the dyno at the Dyno day that uses Dos software if I'm not wrong. The next week they took it to another Dyno and made http://www.sleepermotorsport.com/images/dyno2.jpg. Now here is my big problem with this whole thing. U don't Trash talk another shop that u have never delt with before. Keep that to yourself. I don't work for them nor do I get the "Hook up from them". If u guyz would stop listening to that lil gimp none of this would have happend.