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View Full Version : What is this? What does it do? apexi vafc



!JonZap!
02-11-2004, 10:16 AM
Hi all, when i purchased my Si Vtec Gen4 (vtir) JDM Prelude this came in it and i dont know what it does (vtec controller) becuase it didnt come with instructions, so anyone with one of these what are the ideal settings to have it at.

http://www.ozhonda.com/gallery/uploads/2395/DSC02154.jpg

aznsiko
02-11-2004, 10:45 AM
dude if it a vtec controller den u have scored big tym its worth atleast $650 depending wat brand.. wat it does is u can lower the point where vtec kicks in so u can bring vtec lower.. so basiclly u can make vtec kick in at low revs..

!JonZap!
02-11-2004, 11:05 AM
its an apexi

so what should i set vtech to kick in at? H22a engine Gen 4 Prelude

SPEEDCORE
02-11-2004, 11:37 AM
If the engine is stock.... leave it at what the factory set it at.

SiR JDM
02-11-2004, 01:51 PM
Im with speedcore, atleast it looks cool though =]

If you dont have extractors, intake, exhuast then there is really nothing to tune.
its a VAFC.
The V stands for Vtec Controler, the AFC stands for AIR FLOW CONVERTER...
Ie -for this to be effective, i/h/e will have needed to be done to differ the air flow from stock...
In some cases ive seen this give as much as 10kw extra power, but its nothing special really. You didn't pay for it so score! =]

kenshin
02-11-2004, 02:28 PM
they're much cheaper than that aznsiko... $495 for a vafc-II thats the ver1 model... even cheaper 350 odd...

neway i'm with speedcore... if everything looks stock just leave it @ default...
otherwise its up to u...
depends how you want to drive...
if you're after fuel economy lower the rpm that vtec engages at...
and vice versa if you wanna revv the engine ;)

Lyle_Style
02-11-2004, 04:35 PM
yeh man you scored big time

SiR JDM
03-11-2004, 08:07 AM
Yea if you find no use for it, and feel like being generious, I wouldn't mind taking it off your hands at no expense :D

!JonZap!
03-11-2004, 11:01 AM
the car has a 3" exhaust, pod air filter, sports header.

any setting recomendations

also, where can i find instructions for thing

!JonZap!
05-11-2004, 08:09 PM
ok, anyone know where i can instructions for this device?

anybody got recomendations for settings on this thing with the mods i have

thanks

kenshin
05-11-2004, 08:15 PM
should be self explanatory in the menus...
check the apexi website i'm sure i saw a pdf file u can dl there last time...