Let's see your fully tuned timing maps
(easy answer: yeah basically it's to compensate for the VTA aspect of the APS BOV) <APS diverts and vents>
You can basically add as much timing as you want with VP Import. It just refuses to knock. However, at the same time, you need to know when to stop. If you aren't seeing 5+ or so gains per 1 degree you need to stop. I think I remember reading that 9sec9 added a couple degrees even after he only saw 1-2hp gains. I think that's crossing over into dangerous territory but his car is making some power.
16* at peak torque and 30* up top is nuts, I've heard some horror stories of VP import in the wrong hands. Hopefully 9sec9 doesn't become one of them because he seems like a really good guy.
16* at peak torque and 30* up top is nuts, I've heard some horror stories of VP import in the wrong hands. Hopefully 9sec9 doesn't become one of them because he seems like a really good guy.
I wonder what the power difference would be if you ran the standard EVO/DSM C16 timing map of 8*- 20*.
Seems strange to say all that the majority of your above average power is really a result of VP IMPORT.
Seems strange to say all that the majority of your above average power is really a result of VP IMPORT.
My map:
Xs fmic, injen licp, walbro fp, hks turbo back, 10.5 hotside, hks intake,Forge dv, megan o2 housing and manifold, boost at 22.5 with hallman pro
mymap.jpg?t=1196571673
Xs fmic, injen licp, walbro fp, hks turbo back, 10.5 hotside, hks intake,Forge dv, megan o2 housing and manifold, boost at 22.5 with hallman pro
mymap.jpg?t=1196571673
edit: I forgot to say that power would drop off dramatically with 8*/20*. I see sizeable power losses when using 24-25 uptop. I also gained 25 Mustang whp in the tune, with a lot of it being in the timing/h20-meth areas.
Last edited by 9sec9; Dec 3, 2007 at 03:53 PM.
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mods are 3" tbe, walbro hpf255, Jdm Bov, Ams frontmount with lower piping, k&n drop in, greddy profec b, Act hdss with prolite flywheel,
what do you guys think?

91 octane and 21 psi
Last edited by Duh Panda; Dec 4, 2007 at 08:18 AM.
^^ thats a huge block of 7s...this your own map from scratch? Or one you had done and are now fixing up?
Relatively conservative for 92 Octane and 23psi, here's mine:
Relatively conservative for 92 Octane and 23psi, here's mine:
Last edited by codgi; Dec 4, 2007 at 01:03 AM.
There's some more power to be made in that timing map for sure... I'm scratching my head trying to figure out why the apparent love for the number 7 shows up in that map...
Panda, I am new to the ECU tuning. I would suggest doing some pulls and logging the info. Set out you load cell and rpm and see where your at on the AFR's. Also as for timing see where it loads at and if no knock add a degree in the area of load.
Anyone that is a guru chime in and tell me if this is wrong. Pretty sure this is the right way to approach tuning though.
Anyone that is a guru chime in and tell me if this is wrong. Pretty sure this is the right way to approach tuning though.








