# Oil... how does it work? \[split\]

**URL:** <https://forums.speedlife.net/t/oil-how-does-it-work-split/262189>\
**Category:** Shift518 Off Topic\
**Created:** [January 6, 2012, 11:40pm UTC](https://forums.speedlife.net/t/oil-how-does-it-work-split/262189 "2012-01-06T23:40:40Z")\
**Posts on this page:** 1\
**Showing post:** 195

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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:** [January 11, 2012, 7:48pm UTC](https://forums.speedlife.net/t/oil-how-does-it-work-split/262189/195 "2012-01-11T19:48:25Z")

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> [@Fs: Integra GSR vtec head](https://forums.speedlife.net/t/fs-integra-gsr-vtec-head/45030/2):
>
> Edit: so do we all finally agree that cold viscosity numbers are directly comparable to same fluid warm viscosity numbers or you still going to play ignorant?
> 
> If not look at the charts again.

You’re correct if talking about a straight weight oil, and incorrect if talking about a multigrade.

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