# M18 metal crush/sealing washers?

**URL:** https://forums.speedlife.net/t/m18-metal-crush-sealing-washers/260301
**Category:** Shift518 Automotive
**Created:** [September 4, 2011, 1:28am UTC](https://forums.speedlife.net/t/m18-metal-crush-sealing-washers/260301 "2011-09-04T01:28:11Z")
**Posts on this page:** 1
**Showing post:** 5

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### Author: ![TurboTravis](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/turbotravis/32/6406_2.png) [@TurboTravis](https://forums.speedlife.net/u/TurboTravis)
#### Post date: [September 4, 2011, 1:52am UTC](https://forums.speedlife.net/t/m18-metal-crush-sealing-washers/260301/5 "2011-09-04T01:52:25Z")

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> [@3/16/08- Parade Downtown (Sunday)](https://forums.speedlife.net/t/3-16-08-parade-downtown-sunday/44984/26):
>
> What do you need them for? O2 sensors, or to seal fluid out? I have a bin here at the house I’m digging through right now.

Oil. Two aluminum surfaces. When I did my oil cooler, the ones that Summit sent me sucked cock, so I had to use fiber ones that I obtained locally. Been meaning to source out better ones. Thanks again.

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