# Swithing BACK to conventional oil from synthetic

**URL:** https://forums.speedlife.net/t/swithing-back-to-conventional-oil-from-synthetic/21952
**Category:** NYSpeed Automotive
**Created:** [December 21, 2006, 5:29am UTC](https://forums.speedlife.net/t/swithing-back-to-conventional-oil-from-synthetic/21952 "2006-12-21T05:29:20Z")
**Posts on this page:** 1
**Showing post:** 4

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### Author: ![JustinH](https://avatars.discourse-cdn.com/v4/letter/j/9fc29f/32.png) [@JustinH](https://forums.speedlife.net/u/JustinH)
#### Post date: [December 21, 2006, 6:09am UTC](https://forums.speedlife.net/t/swithing-back-to-conventional-oil-from-synthetic/21952/4 "2006-12-21T06:09:11Z")

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Run the motorcraft 5w30 oil, its semi syn and under 2.50 a quart.

I’m running the 5w20 in my f150 with excellent results.

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