stock injectors - Boost Forum

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stock injectors
Tuesday, October 27, 2009 7:45 PM
hey org people . im currently in a turbo project for my 96 ld9 and im at the point about to change my injectors .. i have some 450cc from a donor dsm talon , and i just have a quick question .. how much boost will the stock injectors hold ? thanks

Re: stock injectors
Tuesday, October 27, 2009 8:48 PM
Well they question would be how long would the stock injectors hold the motor together...what are you running, tc or sc? how much boost? It is recommended that no amount of boost be ran on the stock injectors/fuel system.



Re: stock injectors
Wednesday, October 28, 2009 8:06 PM
Someone knows the stock injector mass flow rate, but I do not.

If you used an FMU and a stronger fuel pump you could get by on stock injectors for a few pounds of boost but if you have other mods etc you may as well get the bigger injectors on there.
Re: stock injectors
Wednesday, October 28, 2009 8:21 PM
heavyclutch wrote:Someone knows the stock injector mass flow rate, but I do not.

If you used an FMU and a stronger fuel pump you could get by on stock injectors for a few pounds of boost but if you have other mods etc you may as well get the bigger injectors on there.


im TC the car and i do have a 255 wali , afpr and safc2 running at the moment and the set of 450 cc sitting .. just wanted to know if i could squeeze the stocks one a bit under boost ..

i was planning on running max boost on my dsm 16g (small one ) which is i think 12 safe but i know that for sure i will have to change the injectors under that much boost
Re: stock injectors
Wednesday, October 28, 2009 8:39 PM
I would not run more than 6psi on stock injectors with a FMU. If you have bigger injectors then use them.



FU Tuning



Re: stock injectors
Wednesday, October 28, 2009 8:42 PM
John Higgins wrote:I would not run more than 6psi on stock injectors with a FMU. If you have bigger injectors then use them.


thanks i was just wondering
Re: stock injectors
Wednesday, October 28, 2009 9:14 PM
agreed 3-5 lbs on stock from what I have heard and proper fuel mods. Use those larger injectors asap with 12 lbs of boost.
Re: stock injectors
Friday, October 30, 2009 2:04 PM
On a side note it has been said that the Apex-i Safc does not work on our cars for boost .
Check here http://www.j-body.org/forums/read.php?f=40&i=108251&t=108251#108251


Windy City TurboZ
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