5.0L (1979-1995) Mustang Technical discussions on 5.0 Liter Mustangs within. This does not include the 5.0 from the 2011 Mustang GT. That information is in the 2005-1011 section.

oil pump question

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Old 10-29-2007, 05:01 PM
  #1  
Rizza757
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Default oil pump question

heres my question can a oil pump put off a loud whine noise at idle and maintain proper oil pressure?i will try to get a sound clip of the noise tomorrow.
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Old 10-30-2007, 12:34 PM
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Default RE: oil pump question

bump
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Old 10-30-2007, 02:00 PM
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mjr46
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Default RE: oil pump question

put a sound clipup so we can hear what your talking about
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Old 10-31-2007, 05:29 PM
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Default RE: oil pump question

problem solved had no breathers in the valve cover it was causing crankcase pressure to build up over working the oil pump making it whine.cut a breather in each valve cover and bling bling noise gone.problem solved please delete thread.
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