Highest Boost i can run safely on?

Nissan 300ZX technical discussion forum: Maintenance, performance, installations, modifications, how-to's and troubleshooting.
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z32_Chase
Posts: 26
Joined: Wed Jan 08, 2014 11:14 pm
Car: 91 Z32 TT 2+0 + 91 3000gt VR4 forged motor, Apexi AFC NEO

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Im thinking about installing my Blitz Dual Solenoid Boost Controller and im thinking about turning up the boost and wondering what is the highest boost i can run safely without a tune and stock everything?


ThisIsSparTTa
Posts: 738
Joined: Wed Sep 26, 2012 6:02 pm
Car: 91 300ZX TT 2+0

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You don't need a dual solenoid controller. Stock injectors and stock ecu program? I don't know that you should be pushing past 9PSI. I think the limit on the 370CC injectors is 12PSI, but I could be wrong. With upgraded injectors and a base tune, you could go up to 14PSI, and with a dyno tune you can push up to ~16PSI.

Don't forget though, you will still get the benefit of more control over your boost and when the wastegates see it with the boost controller, even if you can't up it.

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z32_Chase
Posts: 26
Joined: Wed Jan 08, 2014 11:14 pm
Car: 91 Z32 TT 2+0 + 91 3000gt VR4 forged motor, Apexi AFC NEO

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I got the blitz off a eclipse gsx i found at a junk yard will it work on the z32 it has one box if it makes sense? (Solenoid box im guessing)

itsa300zx
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Joined: Sun May 31, 2009 9:39 am
Car: 1990 300zx NA W/TT swap
2011 Nissan Rogue S
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z32_Chase wrote:Im thinking about installing my Blitz Dual Solenoid Boost Controller and im thinking about turning up the boost and wondering what is the highest boost i can run safely without a tune and stock everything?
The reason for a tune is to bump up the boost. With stock chip, keep it at stock boost.


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