# Big thumbs up to Wayne64SS **URL:** \ **Category:** Shift518 Automotive\ **Created:** [April 20, 2010, 6:03am UTC](https://forums.speedlife.net/t/big-thumbs-up-to-wayne64ss/251618 "2010-04-20T06:03:06Z")\ **Posts on this page:** 1\ **Showing post:** 66
**Author:** ![Wayne64SS](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/wayne64ss/32/6365_2.png) [@Wayne64SS](https://forums.speedlife.net/u/Wayne64SS)\ **Post date:** [April 20, 2010, 8:01am UTC](https://forums.speedlife.net/t/big-thumbs-up-to-wayne64ss/251618/66 "2010-04-20T08:01:33Z")
> [@Why you don't let your cousin drive](https://forums.speedlife.net/t/why-you-dont-let-your-cousin-drive/30905/101): > > if it were unmetered air it would have to go in after the MAF sensor, and that fitting is before the sensor. also most people just vent the crankcase pressure from the valve cover to the atmosphere throught a catch can with a vent and not back into the intake system at all. i dont see a problem with what you have right now considering the stock system just goes right back into the intake, it just might lose power compared to venting it without going back to the intake. right, his particular setup is before the MAF, but on cars like my cobra, they aren’t. I was going after a theory in general, not specifically his car. Why would he loose power? You don’t think negative pressure in the crankcase would help power production? --- _[View the full topic](https://forums.speedlife.net/t/big-thumbs-up-to-wayne64ss/251618)._