# wondering about the mcnally tune

**URL:** <https://forums.speedlife.net/t/wondering-about-the-mcnally-tune/244001>\
**Category:** Shift518 Automotive\
**Created:** [May 6, 2009, 1:40pm UTC](https://forums.speedlife.net/t/wondering-about-the-mcnally-tune/244001 "2009-05-06T13:40:17Z")\
**Posts on this page:** 1\
**Showing post:** 22

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**Author:** ![88slowmarro](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/88slowmarro/32/6339_2.png) [@88slowmarro](https://forums.speedlife.net/u/88slowmarro)\
**Post date:** [May 7, 2009, 6:28pm UTC](https://forums.speedlife.net/t/wondering-about-the-mcnally-tune/244001/22 "2009-05-07T18:28:30Z")

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> [@Scion Tc Xbox install...](https://forums.speedlife.net/t/scion-tc-xbox-install/17925/4):
>
> your the one who spoke of it genuis im not getting technical the engine management system where it cut off half the cylinder being used IDK anyone know of how it funtcions and cost

why are ya tryin to run a fuel cut on that car .mine gets about 20 or so not beatin on it …get the car tuned right and it will run right:ponder

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