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I have just installed early N1 turbos on to my r32 GTR and just wondering what boost these things are designed to run at. At 13 psi only make 10kw more than the standard ones at 13psi.

Mods are filters,exhuast and power FC.

Any help?

Thanks

they should be right at home when running b/w 16-22psi.

i have a similar question, I'm getting N1 turbos installed on my GTR as we speak, the car is standard, other than full exhaust system and aftermarket airfilters, how much boost can i safely run, without risking damage to the turbos or engine?

I was thinking around 15 pound max?

Hey sounds the the same as what ive got. Car made 220 with standard @ 13 psi and now 230 with N1s @ 13 psi . Sounds like the turbos are made to run higher boost but how far can the standard pump and injectors go? I was hoping 250-260 with 18 psi. See what the skyline gods say :P

Hey sounds the the same as what ive got. Car made 220 with standard @ 13 psi and now 230 with N1s @ 13 psi . Sounds like the turbos are made to run higher boost but how far can the standard pump and injectors go? I was hoping 250-260 with 18 psi. See what the skyline gods say :rant:

Id upgrade them to be safe anyway, if they havent had a good life and are on the way out this could be a recipe for disaster. No one likes having their engine lean out and go pop.

Id upgrade them to be safe anyway, if they havent had a good life and are on the way out this could be a recipe for disaster. No one likes having their engine lean out and go pop.

mhmm.

Pump and injectors would be a wise investment if you're going to be running around 18 pound.

heres another SK quote for ya...

N1's are OK for 1.2 bar, but nothing to do with breaking them. They just get a bit inefficient over that and heat up the air a bit. Boost is irrelevant anyway, as you do other things to improve the efficiency of the engine you will find the boost goes down but the airflow goes up. And airflow makes power not boost.

I understand that FLO is better than boost.But was concerned that runing the N1s at low levels was a waste off time.Good to know that they are efficient up to  1.2 bar but whats the other end of the scale? Is it a waste to run them at .8 or .9 bar?

Well I should know for sure on Friday......well be going on the Dyno hopefully, if nothing goes wrong, and I'll see how i go at different boost levels.

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