View Full Version : Stock exhaust question.
Blackened300a
08-02-2010, 04:03 PM
Im thinking during my engine install, someone left something out and its causing a vibration.
My question is, What hardware is used to bolt the flange to the stock exhaust manifold? Meaning, does it use springs, washers and a donut like older cars or does it use something different. Pics are appreciated.
Thanks.
ImpalaSlayer
08-02-2010, 04:05 PM
Paul, there are no springs or anyhting, the manifold has studs and then there are high temp lock nuts with flanges. thats it. no seals or anyhting like that
justbob
08-02-2010, 04:11 PM
Like Dave said, simply a ball and socket. I am actually down to only one nut on the drivers side no thanks to me damaging the threads, and I still have NO leakage believe it or not.
Blackened300a
08-02-2010, 05:21 PM
Thanks for the info. Im wondering if they shoved something forward when they installed the engine. The vibration is like sitting on a washer machine.
babbage
08-03-2010, 05:04 AM
All the time? Changes with Rpm? Comes and goes?
Perhaps motor mounts?
Blackened300a
08-03-2010, 09:14 AM
All the time? Changes with Rpm? Comes and goes?
Perhaps motor mounts?
Over 1000rpm it goes away. I noticed my exhaust tips are in under the bumper more then before. Thats why I think my exhaust is hitting something.
babbage
08-03-2010, 11:31 AM
You have a stock exhaust and only cherry bomb mufflers? How does the H pipe look, it should have bolts, they didn't have to cut anything when they did you engine install did they? (or backed into something)
That's the only way the tips would go back in more. Or the bumper is somehow further out.
rayjay
08-03-2010, 01:52 PM
Didn't remove the damping weight from the exhaust did they? No reason they would have to, but who knows.
Blackened300a
08-03-2010, 06:25 PM
Didn't remove the damping weight from the exhaust did they? No reason they would have to, but who knows.
That was removed when I changed my mufflers.
Brian H
08-11-2010, 07:43 PM
the dampener keeps the vibration bown at low RPM's and the drone out at hi RPM's(driving speeds)
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