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View Full Version : What kind of power gains can i expect....


s13dan
03-15-2005, 08:46 PM
What kind of power gains can i expect from a HKS tubular manifold,O2 housing, Z32 MAF, Trust intake,walbro 255 pump, and 3inch exhaust on a redtop that is otherwise stock with a 3inch down pipe and a front mount.. T25. anyone has simular mods?

thanx and just wondering.
Dan

wootwoot
03-15-2005, 09:22 PM
hks tubular manifold=20whpish
o2 housing=5whp
z32maf=not a performance mod
trust intake=1whp
walbro=not a performance mod
exhaust=15-20whp
FMIC=10-15whp

These are not in stone

s13dan
03-15-2005, 09:35 PM
how can opening my intake not get a gain in power? the Z32 is a lot bigger than my stock 240 MAF isnt it?.. and i have a 5 piont AFC, i dunno if that will help. and with the pump i will be able to run higher boost..

fliprayzin240sx
03-16-2005, 02:18 AM
At 1 bar...you should see anywhere from 260-280hp at the wheels depending on the engine and tuning.

And no the Z MAF and bigger fuel pump is not a performance mod. Z MAF better than the stock one cuz the stock one starts being inefficient at around 300hp *iirc* Your fuel pump is still limited by your stock injectors. 370cc is still 370cc of fuel.

speeddreamz
03-16-2005, 03:37 AM
Maybe im retarded and there has been major advancement since me having an SR, but I thought the upper limits of an SR were 260 hp and that was a frankenstein motor. At 1 bar i thought the turbo was limited to around 260 and also could not be pushed much farther due to ineffeciency at that boost range and the amount it flows.

My estimate realistically would be 235-250 hp. But maybe im an idiot.

other thing like you said flip, 370cc injectors, are 370s, I think u'd start running out close to 255-270. The z32 maf is neccesary as well, plus some sort of fuel management to control the z32 maf. also maybe slight ignition adjustment? Anyhow I don't think it can get to 280 unless its a blacktop S14 SR20det.

wootwoot
03-16-2005, 09:14 AM
I would expect 240whp

97DubTruck
03-16-2005, 11:45 AM
At 1 bar...you should see anywhere from 260-280hp at the wheels depending on the engine and tuning.

And no the Z MAF and bigger fuel pump is not a performance mod. Z MAF better than the stock one cuz the stock one starts being inefficient at around 300hp *iirc* Your fuel pump is still limited by your stock injectors. 370cc is still 370cc of fuel.


Yah this is way too high. About 240 whp max.

s13dan
03-16-2005, 01:58 PM
well im also gettng 550cc here really soon and hopfully a t04b in summer

blu808
03-16-2005, 02:11 PM
Theres no way in hell he would see anything close to 270-280 at the wheels.

He would only see around 220-230 at the wheels running in the red zone on stock injectors, without a fmic.


You would only see 280 to the wheels, if you were running all in and out bolt ons with a s14-15 or larger turbo and fuel.

s13dan
03-16-2005, 02:29 PM
i have a FMIC... a rather large one at that. and the 370 will not be on for much longer.. ALL I REALLY WANT TO KNOW IS IF I RAN A 13.7 and a 2.0 60' with a FMIC and a downpipe, and 8psi, what will i run with a HKS mani, 13psi a full 3 inch exaust(i had 2 1/2) a AFC, the O2 housing,the pump is so I CAN run 13psi. and the MAF came with my kit i bought. high 12's mid 12's?

blu808
03-16-2005, 02:35 PM
Theres no way in hell he would see anything close to 270-280 at the wheels.

He would only see around 220-230 at the wheels running in the red zone on stock injectors, without a fmic.


You would only see 280 to the wheels, if you were running all in and out bolt ons with a s14-15 or larger turbo and fuel.

wootwoot
03-16-2005, 02:36 PM
If you cut a better 60 foot, on your old set up you could run low 13's. I would expect high 12's if you can cut a good 60 foot. Get an lsd and some good tires