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boost guys help

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Old Apr 12, 2007 | 07:53 PM
  #1  
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Default boost guys help
06 silverado, 5.3 and procharger at 11-12 psi under full boost it is blowing the dipstick out. i know its over pressurizing the crank case but how do i fix it?
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Old Apr 12, 2007 | 08:58 PM
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a new forged number 7 piston that doesn't have a crack in it......

sounds like you might have messed up the motor a little. do a compresion test and see how it looks.
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Old Apr 12, 2007 | 09:00 PM
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Did you pull the evap lines or are they still tied to the throttle body?
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Old Apr 12, 2007 | 10:05 PM
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Thats exactly the what happened to mine. #7 fried.
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Old Apr 12, 2007 | 10:11 PM
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#7 is
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Old Apr 12, 2007 | 10:17 PM
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Do as Parish did and evac the crankcase via the pass side valve cover to the exhaust and filter the drivers side valve cover.
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Old Apr 12, 2007 | 11:41 PM
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what exactly is the layout of the piston numbers?
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Old Apr 12, 2007 | 11:44 PM
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Drivers side odd. #1 close to the radiator and #7 close to the firewall. (1,3,5,7)

Pass side Even. #2 at the radiator and #8 at the firewall. (2,4,6,8)
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Old Apr 13, 2007 | 12:22 AM
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Pull the procharger off and take it into the dealership and go
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Old Apr 13, 2007 | 09:55 AM
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Would this situation cause a misfire?
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