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  • - Track Bound EVO III -
  • Member
  • Member For: 21y 9m 18d
  • Gender: Male
  • Location: Strapped in and holding on
Posted

Check your exhaust manifold bolts, and turbo to manifold nuts aswell.. I've lost .5 because of those bastids..

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  • Legacy Donating Member
  • Member For: 23y 11m 24d
  • Gender: Male
  • Location: South Coast NSW
Posted

For that level of power you certainly don't have any top end do you? I'd say there's a boost leak somewhere or an actuator problem. Your time and speed at half track seem OK.

  • Seriously Flukey Member
  • Legacy Donating Member
  • Member For: 22y 6m 13d
  • Gender: Male
  • Location: Melbourne
Posted

I feel your pain as I have the same problem :blush:

  • Member
  • Member For: 20y 3m 8d
Posted

hrmrm will see if I can check mani and turbo bolts....

might be an exhaust leak...

yeh more than 3/4 a tank and less than Full.

lol

:(

  • Team Bute
  • Legacy Donating Member
  • Member For: 23y 2m 19d
  • Gender: Male
  • Location: Adelaide
Posted

The other possibility is the auto is slipping.

That new curve produces heaps more torque than the red curve, and the 2nd gear band is NOT real flash in the auto box.

If you've been doing early changes into second to catch that torque peak and lay 2nd gear "wheelies", there's a strong possibility you've scorched the band.

Have you done any internal mods to the trans?

tom

  • Legacy Donating Member
  • Member For: 20y 6m 13d
Posted
The other possibility is the auto is slipping.

That new curve produces heaps more torque than the red curve, and the 2nd gear band is NOT real flash in the auto box.

If you've been doing early changes into second to catch that torque peak and lay 2nd gear "wheelies", there's a strong possibility you've scorched the band.

Have you done any internal mods to the trans?

tom

:blush:

You would think that the auto could hold more power, but factory tolerances being so large such a reason could very well be possible.

  • Legacy Donating Member
  • Member For: 21y 1m 23d
  • Gender: Male
  • Location: Melb
Posted
as to starting the test at different speeds that makes minimal to no diference

there both on shoot 6f that's what matters!!!!

On a DD Dyno, especially with a turbocharged car, you would go WOT at the same km/h for each run, and let the boost build before allowing it to ramp.

I was not concerned about the Total power figure, I'm more interested in seeing the comparison between the 2 when they come on boost, so shootout mode does not come into play here..

  • Member
  • Member For: 20y 4m 7d
  • Gender: Male
  • Location: brisbane
Posted

with my car 284rwkw was stalling to 2400 to get 1.8 60ft 12.4 at 111mph, but with 298rwkw stalling to 2400 was 2.1 60ft 12.8 at 114mph, stalling to 2600 was 2.0 60ft 12.6 at 113mph, stalling 2700 was 1.9 60ft 12.4 at 114mph. I was expecting a lot better because it felt good on the street it just that the power came on differently I needed to stall it even higher to get better time. the point I am trying to make is the first tune at lower rwkw would be quicker et if I worked at it but the second tune was way better on the street it felt way better

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