# Rattle at 3000+ rpms

**URL:** <https://forums.speedlife.net/t/rattle-at-3000-rpms/126432>\
**Category:** SON240sx Automotive\
**Created:** [July 21, 2009, 12:18pm UTC](https://forums.speedlife.net/t/rattle-at-3000-rpms/126432 "2009-07-21T12:18:26Z")\
**Posts on this page:** 1\
**Showing post:** 19

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**Author:** ![Hurricane](https://avatars.discourse-cdn.com/v4/letter/h/e9bcb4/32.png) [@Hurricane](https://forums.speedlife.net/u/Hurricane)\
**Post date:** [July 22, 2009, 1:56pm UTC](https://forums.speedlife.net/t/rattle-at-3000-rpms/126432/19 "2009-07-22T13:56:44Z")

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> [@Prob a repost: Google = SKYNET](https://forums.speedlife.net/t/prob-a-repost-google-skynet/23164/2):
>
> i had that before… inside your cat. the element is loose and when i had it, it was over 3000k. Get under the car and shake the cat and i bet you will hear the noise

Most likely the culprit.

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