loud knocking sound in the engine

1992 CHEVROLET SILVERADO
217 MILES
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MONSTERFREAK52
  • MEMBER
  • 2 POSTS
I am hearing a loud knocking sound in the engine,. I was able to narrow it down to the 8th Cylinder but still cant figure out what it is, just added oil so it cant be that, I'm totally stumped i have no idea what it is, and i don't want to buy something at a used car lot.

Its really loud and ugly
Dec 15, 2011 at 6:56 AM
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FIXITMR
  • ✓Experienced Mechanic
  • 9,989 POSTS
does it sound like a rod knock or valve train or piston knock?
Dec 15, 2011 at 10:25 AM
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FIXITMR
  • ✓Experienced Mechanic
  • 9,989 POSTS
or even crank knock?
Dec 15, 2011 at 12:02 PM
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FIXITMR
  • ✓Experienced Mechanic
  • 9,989 POSTS
what did you use to narrow it down?
Dec 15, 2011 at 12:02 PM
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