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Octane and Boost (no meth)

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Old Feb 17, 2009 | 04:39 PM
  #21  
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Originally Posted by code4
I've found that gas can be different between fill ups which is very unsafe when you are running on the ragged edge. I have pushed mine a little but it is usually at night when it's really cool out. i have found that 3rd gear in my t400 right when i shift is when it may start to knock. this is because of the load on the engine.

anyway i can run around 14 psi in good conditions on 91.
tune for the low(91 or whatever is available) and drive with the high(93,92) or add a can of torco with each fill up for that extra insurance. you wont feel the 10-20hp difference anyways but i dont understand why people tune to the ragged edge to get those highest possible peak numbers.
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Old Feb 17, 2009 | 05:46 PM
  #22  
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Any harm in tuning for 93 and running 101 for the track?

Originally Posted by MIGHTYMOUSE
93 cuz if you tune it for 110 it might blow up on 93
That is what I'm thinking, purely due to availability.
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Old Feb 18, 2009 | 08:11 AM
  #23  
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Why not meth? It does almost exactly what you want. 91 for driving around, but give high octane when you need it. It is not that expensive either. I just hooked up a meth kit, and I am very pleased with it.
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Old Feb 18, 2009 | 09:35 AM
  #24  
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Originally Posted by 'Trust'
Any harm in tuning for 93 and running 101 for the track?
I'm having mine tuned on 91 and running 101 for the track/rip sessions on the street...especially in warmer weather.
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Old Feb 18, 2009 | 12:44 PM
  #25  
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Originally Posted by H21surfer
Why not meth? It does almost exactly what you want. 91 for driving around, but give high octane when you need it. It is not that expensive either. I just hooked up a meth kit, and I am very pleased with it.
I'm really just curious to see what it will do without meth. If IAT's become an issue I'll get some installed.
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Old Feb 23, 2009 | 03:40 PM
  #26  
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Well, change of plan. Alkycontrol kit and 93. Kit should be here Friday with any luck!
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Old Feb 23, 2009 | 04:00 PM
  #27  
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I want to try this, but since mine is a track car, I just go qith 104 in the tank. The meth kti is another variable that coudl fail.
Maybe when I turn up th boost.
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