# Aero=Hood Venting/Scoops Theory Application

**URL:** <https://forums.speedlife.net/t/aero-hood-venting-scoops-theory-application/112509>\
**Category:** SON240sx Automotive\
**Created:** [January 17, 2008, 2:25pm UTC](https://forums.speedlife.net/t/aero-hood-venting-scoops-theory-application/112509 "2008-01-17T14:25:37Z")\
**Posts on this page:** 1\
**Showing post:** 23

<div class="post-metadata">

**Author:** ![BAS](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/bas/32/5540_2.png) [@BAS](https://forums.speedlife.net/u/BAS)\
**Post date:** [January 19, 2008, 10:48am UTC](https://forums.speedlife.net/t/aero-hood-venting-scoops-theory-application/112509/23 "2008-01-19T10:48:29Z")

</div>

NACA ducts are a NASA developed inlet designed to be the least air flow intrusive way to collect air from the smallest possible ‘surface’ opening. You can see them most often on 40-50’s aircraft. Constant volume is actually a reversed looking version of the NACA duct, so don’t get confused.

> [@Audi S3 - US release....maybe](https://forums.speedlife.net/t/audi-s3-us-release-maybe/15584/15):
>
> elaborate more on the NACA duct please?
> 
> i love when u talk air flow to me baby

---

_[View the full topic](https://forums.speedlife.net/t/aero-hood-venting-scoops-theory-application/112509)._