# Crankcase Ventilation

**URL:** <https://forums.speedlife.net/t/crankcase-ventilation/44531>\
**Category:** NYSpeed Automotive\
**Created:** [March 6, 2008, 5:56am UTC](https://forums.speedlife.net/t/crankcase-ventilation/44531 "2008-03-06T05:56:15Z")\
**Posts on this page:** 1\
**Showing post:** 8

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**Author:** ![Nikuk](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/nikuk/32/7254_2.png) [@Nikuk](https://forums.speedlife.net/u/Nikuk)\
**Post date:** [March 20, 2008, 11:44am UTC](https://forums.speedlife.net/t/crankcase-ventilation/44531/8 "2008-03-20T11:44:08Z")

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> [@turbo ls1 ss](#):
>
> we have air pumps for emissions. pumps clean air from the exhaust. low volume however.
> 
> as soon as oil hits them they burn out. some people try it and “like” it. imo, it doens’t accomplish much.
> 
> imo, if you can’t fit a real belt driven pump, and you dont have a 100% full time 100% FREE FLOWING exhaust aka dumped headers or like 5inch unmuffled, just run a nice breather setup. you will always be compensating somewhere

TFers have used the pumps for a while now with no problems. ~440 whp, \>2 dozen track passes, doesn’t have any dipstick blowout any longer. :gotme:

Hobbs switch powers the pump up when in boost, when not in boost its effectively a breather.

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