need to troubleshoot engine knocking sound

1994 MITSUBISHI MONTERO
175,000 MILES
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KARCOYAKNOW
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  • 2 POSTS
trying to repair a 1994 Mitsubishi Montero sr the engine has a constant metallic knocking sound doesn't seem to get louder with acceleration. need to know what could possibly cause this. am hoping it is not a rod what could i check first and how could i rule out the rods? dont want to tear etire engine apart if i can avoid it. help please
Feb 7, 2012 at 11:53 PM
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RIVERMIKERAT
  • ✓ASE Certified Mechanic
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  • ASE Certified Mechanic
Where's the knocking sound coming from? Top? Bottom? Side? Front? Rear?
Feb 8, 2012 at 12:31 AM
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KARCOYAKNOW
  • MEMBER
  • 2 POSTS
knocking sound comes from bottom rear best i can tell
Feb 8, 2012 at 1:57 AM
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RIVERMIKERAT
  • ✓ASE Certified Mechanic
  • 6,110 POSTS
  • ASE Certified Mechanic
Does it speed up and slow down with engine speed or stay constant?
Feb 8, 2012 at 3:36 AM
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