How to fix your maf problems!

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Dirk37

Mr. Resourceful
Joined
Aug 24, 2013
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Location
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I was having lots of lean and rich spikes that no amount of MAF curve tuning could fix, so I figured I'd try making an air laminator.

To work accurately MAF's need a laminar air flow, which means the air flow resembles a deck of cards, perfectly straight with no swirls. If you've ever looked at the stock MAF, it has a metal screen in it that works to straighten out the air before reading it. A lot of aftermarket MAF's though won't have this screen, including the one I had. So to remedy the turbulent air problem, I made an air laminator!

It's basically a piece of pipe with a bunch of straws put in it, then there's screens on each side to hold them in place.

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From watching the wideband I can see that most of the rich and lean spikes have disappeared and the AFR is pretty close to what it should be!
 
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