DIY Turbo Discussion greddy on a 1.8? homebrew kit?

Turbo inlet filter or screen?

Old 04-29-2015, 12:08 PM
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Default Turbo inlet filter or screen?

I've always run AEM/Injen/K&N filters on past applications for the turbo inlet, but I've seen more and more builds where simple mesh screens are being used. Would the flow be that much better using a screen while staying safe? Or should I just use a filter like I always have?
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Old 04-29-2015, 12:13 PM
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If you actually care about the health of your turbo and your engine, you'll use a filter.

Actually the only times I've seen screens is on
1) full on race cars
2) to show off

I ran a screen on my 3076R. it was for pictures/photoshoots only
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Old 04-29-2015, 12:31 PM
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I wonder if the screen just over the end of the round pipe flows any better than a large pleated filter. Intuition tells me no and I'm way too lazy to do the math.
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Old 04-29-2015, 12:32 PM
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Originally Posted by Leafy
I wonder if the screen just over the end of the round pipe flows any better than a large pleated filter. Intuition tells me no and I'm way too lazy to do the math.
This right here.
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Old 04-29-2015, 12:36 PM
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I saw a mustang drag car lose 70rwhp on the dyno due to a shitty wire mesh screen on the charger.
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Old 04-29-2015, 12:38 PM
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I'm sure creating a whole bunch of turbulence right before the compressor wheel does a LOT of good for a turbo...
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Old 04-29-2015, 12:47 PM
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Honestly, I'd be wary of placing anything over the compressor intake without knowing that it had electrolytes.

Attached Thumbnails Turbo inlet filter or screen?-electrolytes.png  
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Old 04-29-2015, 12:47 PM
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xluben's FogTurbo Bugeye | NF Performance | 2002 WRX | 6266 | 2.5L | 6MT - Page 49 - NASIOC

it is fail
and it is aids
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Old 04-29-2015, 01:08 PM
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Filter it is then. Thanks folks!
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Old 04-29-2015, 01:14 PM
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LoL, this is my good friend Ben. He runs that for photos. He doesn't DD the car like that.


You should always run a filter.
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Old 04-29-2015, 01:49 PM
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Why is everyone jocking my exhaust setup lately?
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Old 04-29-2015, 02:12 PM
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Originally Posted by concealer404
Why is everyone jocking my exhaust setup lately?
because when you're goth and dress all black still you're being a conformist.
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Old 04-29-2015, 04:25 PM
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Originally Posted by Leafy
I wonder if the screen just over the end of the round pipe flows any better than a large pleated filter. Intuition tells me no and I'm way too lazy to do the math.
I'm running a Amsoil dry filter, a huge one, on my miata. The published pressure drops for it show that a 500hp NA engine will loose 4hp due to the pressure drop vs no air filter at all. FWIW.
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Old 04-29-2015, 09:04 PM
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Originally Posted by concealer404
Why is everyone jocking my exhaust setup lately?
This has been bothering me all day...

Who jocked your exhaust system in this thread?
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Old 05-01-2015, 02:36 PM
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Since my buddy Ben's car was commented on in this thread... here is a video we just posted on FB.

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