# Head porting needed

**URL:** <https://forums.speedlife.net/t/head-porting-needed/191824>\
**Category:** PittSpeed Automotive\
**Created:** [August 15, 2007, 11:03pm UTC](https://forums.speedlife.net/t/head-porting-needed/191824 "2007-08-15T23:03:45Z")\
**Posts on this page:** 1\
**Showing post:** 21

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**Author:** ![77rednecktruck](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/77rednecktruck/32/5966_2.png) [@77rednecktruck](https://forums.speedlife.net/u/77rednecktruck)\
**Post date:** [August 18, 2007, 7:45pm UTC](https://forums.speedlife.net/t/head-porting-needed/191824/21 "2007-08-18T19:45:11Z")

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> [@Picture of Dawn - forget the poll.](https://forums.speedlife.net/t/picture-of-dawn-forget-the-poll/31967/14):
>
> Extrude hone if very nice. Since air flows just like a fluid, which is what extrude hone is, it will remove the most material where flow is impeaded the most. The poor flowing spots push into the gritty extrude hone harder getting smoother out more.

it does seem to work but is is considered “porting”.

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