# What causes an engine to run lean

**URL:** <https://forums.speedlife.net/t/what-causes-an-engine-to-run-lean/189422>\
**Category:** PittSpeed Automotive\
**Created:** [April 20, 2007, 10:53pm UTC](https://forums.speedlife.net/t/what-causes-an-engine-to-run-lean/189422 "2007-04-20T22:53:35Z")\
**Posts on this page:** 1\
**Showing post:** 22

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**Author:** ![1st\_v-dub](https://avatars.discourse-cdn.com/v4/letter/1/ee7513/32.png) [@1st\_v-dub](https://forums.speedlife.net/u/1st_v-dub)\
**Post date:** [April 25, 2007, 8:01am UTC](https://forums.speedlife.net/t/what-causes-an-engine-to-run-lean/189422/22 "2007-04-25T08:01:54Z")

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> [@Need to get inspection tomorrow...?](https://forums.speedlife.net/t/need-to-get-inspection-tomorrow/29639/16):
>
> check the valve cover and head gasket

what year neon? Every 97 style body neon that I’ve known has leaked oil from the head gasket. Keep in mind that is only 2 cars, but it seemed common for them to start going at around 75k.

We didn’t take the best care of that car, but the oil was always changed.

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