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1997 7.3 low boost

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Old Jun 18, 2011 | 06:04 PM
  #1  
jayz's Avatar
jayz
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From: lake city fl
1997 7.3 low boost

hey i am new on here i have a 1997 f250 4x4 6" skyjacker with a bank upgrad wheel 4'' exust k&n intake and have been having problems with my boost my gauge shows 0 at idle and 4-5lbs when i get after it its had this problem sinice i bought the truck and its my first 7.3 any sugestions? i changed the intake wheel put all new boots up top really dont know where to go next any advice would be much appericated thanks
 
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Old Jun 18, 2011 | 07:42 PM
  #2  
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fordman1090
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From: Texas
What kind of gauge are you using? And where is the gauge hooked to the intake at?

does the truck feel like its making any power? or is it a dog?

The 7.3 wasnt built to run much boost. Stock was around 15psi i believe. Nothing when compared to the newer trucks that run 30+psi.
 
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Old Jun 18, 2011 | 07:55 PM
  #3  
tjc transport's Avatar
tjc transport
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a muffler also restricts boost.
 
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Old Jun 18, 2011 | 09:36 PM
  #4  
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jayz
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From: lake city fl
its a sunpro gauge and theres a nipple right buy the head on the passenger side and it only reads 6 lbs under a load truck seems to do good only drops about 5-6 mph on steep hills with a load and i have 4" straight pipe exust but the weried part is it will run like this for weeks at a time and every now and then it will pick up around 18lbs under presure then go right back away
 
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Old Jun 19, 2011 | 06:49 AM
  #5  
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dizzyfingers03
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From: Lovettsville, VA
You should consider moving this over to the 94.5 to 97 powerstroke forum...

Anyway, what does it sound like when you're running hard? At about 2K RPM the turbo "woosh" should become audible in the cab. You should hear a distinct wistle as you throttle down too.

Could simply be your gage isn't hooked up right or was defective from the factory.
 
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Old Jun 19, 2011 | 09:04 AM
  #6  
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jayz
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From: lake city fl
Yea the turbo screams theres no problem hearing it getting a new gauge todayis there a better place to hook it
 
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Old Jun 19, 2011 | 01:37 PM
  #7  
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Lazy K
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https://www.ford-trucks.com/forums/718888-guttless.html Found this link, may or may not help.
 
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