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What are the 3 most important gauges?

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Old Apr 6, 2007 | 02:35 PM
  #16  
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From: Ca/Hi/Ga
Besides preference are Defi's better than say Greddy's or Hks gauges etc.?
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Old Apr 6, 2007 | 02:36 PM
  #17  
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From: NC
RPM, Fuel, Lancer Gauge.
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Old Apr 6, 2007 | 10:19 PM
  #18  
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Fuel pressure is probly more important than oil pressure with a FI motor.

I would do boost, a/f ratio, fuel pressure, and oil pressure.

If you want a 5th gauge, get egt.
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Old Apr 6, 2007 | 10:25 PM
  #19  
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From: Peekskill NY
fuel pressure is a good one too for sure...
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Old Apr 6, 2007 | 10:28 PM
  #20  
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From: sc
  1. Tire pressure
  2. Gas - full/empty
  3. Speedometer
OR if you added power
  1. WB
  2. Knock indicator
Thats it
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Old Apr 6, 2007 | 10:29 PM
  #21  
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From: houston
for overall engine health, boost, oil pressure, a/f.

for tuning/troubleshooting, boost, fuel pressure, a/f, and egt. Not sure you can limit it to just 3.
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Old Apr 6, 2007 | 11:57 PM
  #22  
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From: Bay Area
I can monitor fuel pressure with my defi HUD. Ive always wondered, why is this useful? Basically why would fuel pressure drop or raise too high?
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Old Apr 7, 2007 | 12:30 AM
  #23  
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From: Milwaukee
Fuel pumps do fail. There's plenty of stories of Walbro's failing on EvoM.

I went through two of them in as many months.
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Old Apr 7, 2007 | 12:48 AM
  #24  
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From: Las Vegas and HATING it
I just installed a boost gauge (different 1). Fuel pressure, oil pressure, and UEGO tonght, all SW
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