View Full Version : Apexi Neo + 740cc
CoreyS13
07-01-2009, 07:33 AM
I got a sr20det with a Z32 maf along with 740cc injectors, Will a Apexi Neo not be able to handle and make up for the 740cc injectors?
Any input appreciated.
Thanks.
I wouldnt reccomend tuning with simple afc piggy back controller. It affects maf signal, in turn changing fueling, however has a detrimental impact to ignition timing, especially with larger increments. I wouldnt reccomend especially with double stock injector, therefore no. maybe if they were 550s max.
Sleepy240
07-01-2009, 10:53 AM
I got a sr20det with a Z32 maf along with 740cc injectors, Will a Apexi Neo not be able to handle and make up for the 740cc injectors?
Any input appreciated.
Thanks.
I'm pretty sure AFCs will only work with UPTO 550cc injectors, so no
I wouldnt reccomend tuning with simple afc piggy back controller. It affects maf signal, in turn changing fueling, however has a detrimental impact to ignition timing, especially with larger increments. I wouldnt reccomend especially with double stock injector, therefore no. maybe if they were 550s max.
IMO SAFCs can be useful for FINE tuning but not as the only tuning. Don't make them out to be death traps. Either way if you can afford it another solution like standalone go that route, you won't be disappointed
blackej7
07-01-2009, 11:26 AM
IMO SAFCs can be useful for FINE tuning but not as the only tuning. Don't make them out to be death traps. Either way if you can afford it another solution like standalone go that route, you won't be disappointed
complete standalone real-time tuning computers are for "fine tuning"
safcs are for blindly adjusting fuel with no consideration for timing.
steve shadows
07-01-2009, 11:33 AM
I got a sr20det with a Z32 maf along with 740cc injectors, Will a Apexi Neo not be able to handle and make up for the 740cc injectors?
Any input appreciated.
Thanks.
No. Period. I don't care what anyone says.
The largest injector the NEO can handle is 550 CC. and I say handle beacuse the AFC doesn anything but "CONTROL" fuel.
It should be called the Air Fuel Catastrophe
Throw the NEO in the trash and buy a Power FC.
The AFC can only do one thing: Adjust up and down how much knock you have...
ILoveJDM
07-01-2009, 11:39 AM
he has a powerfc as well
for reasons we wont disclose, he needs to run a different ecu for the time being; cheap alternative
i told him this wouldnt work, he just needed the extra assurance
:lockd:
CoreyS13
07-01-2009, 03:51 PM
Yep exactly what Adrian said, sometimes you play sick jokes on me however I guess not this time.
If anyone knows where I can just pick up a Power Fc without Commander than point me in the right direction!
Thanks!
johngriff
07-01-2009, 04:30 PM
An AFC can't "handle" anything... well maybe one thing, breaking your motor.
Read this thread:
http://zilvia.net/f/tech-talk/116999-how-safe-not-safe.html
Specifically this post:
http://zilvia.net/f/tech-talk/116999-how-safe-not-safe.html#post1077578
This explains WHY AFM Voltage manipulators are a travesty to modern efi tuning.
The AFC can only do one thing: Adjust up and down how much knock you have...
Pure gold steve, pure gold.
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