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busting up high RPM

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Old Jan 30, 2015 | 11:29 AM
  #1  
evo8-1479's Avatar
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From: georgia
busting up high RPM

shifted from 2nd to 1st wide open throttle when i was trying to **** into 3rd car reved out to 9000RPM now car runs great until higher RPM and then it starts busting up and skipping someone said it could be bent valves but is there any other possibilities ?

compression test

cylinder 1 - 140
cylinder 2 - 150
cylinder 3 - 138
cylinder 4 - 150

car has a 134,000 miles on it please help any suggestions would d be a use
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Old Jan 30, 2015 | 11:52 AM
  #2  
Ev0ikon's Avatar
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From: 3rd Rock {from = sun}
Leak Down test.
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Old Feb 6, 2015 | 05:39 PM
  #3  
MRfabolous's Avatar
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From: Maryland
valves could have binded of a tiny bit and bent slightly
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Old Feb 6, 2015 | 07:15 PM
  #4  
slvrevo84's Avatar
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Joined: Jun 2009
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From: colorado
check spark plugs... Had simular problem before.

+1 for leak down test too itll let you know if valves were bent
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