08-17-2009, 11:11 AM
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#1
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Registered User
Join Date: Jun 2009
Location: Central Ohio
Posts: 526
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wasn't the other reason for the snork to keep debri out? I have heard the lit cigarette example more than once. I noticed the small pan at the front of the snork looks like it is to keep out stuff.
Either way I will do my own unscientific analysis and let you know. I did read boxtaboy's reply on another thread as I was researching it. I can't see how letting more air in a less restrictive manner can cause a reduction in HP or MPG. Oh, well as jeff has said on numerous occasion, this dead horse has been beaten enough. Thanks for the input.
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08-17-2009, 11:38 AM
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#2
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07 Carrera S Cab
Join Date: Nov 2005
Location: New Jersey
Posts: 2,273
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Quote:
Originally Posted by mptoledo
wasn't the other reason for the snork to keep debri out? I have heard the lit cigarette example more than once. I noticed the small pan at the front of the snork looks like it is to keep out stuff.
Either way I will do my own unscientific analysis and let you know. I did read boxtaboy's reply on another thread as I was researching it. I can't see how letting more air in a less restrictive manner can cause a reduction in HP or MPG. Oh, well as jeff has said on numerous occasion, this dead horse has been beaten enough. Thanks for the input.
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I think if you want to do an unscientific analysis, you can just do some timed runs on the freeway (where the airflow will be important), from 50-90mph, for example, with and then without the snork. That, I think, would be a pretty good measurement of what the snork actually does. Personally, I think you'll find that the snork will help your times, but I could be wrong. I hope I'm wrong, cause my snork is out. LOL
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08-17-2009, 12:32 PM
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#3
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Registered User
Join Date: Feb 2005
Location: It's a kind of magic.....
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Quote:
Originally Posted by mptoledo
wasn't the other reason for the snork to keep debri out? I have heard the lit cigarette example more than once. I noticed the small pan at the front of the snork looks like it is to keep out stuff.
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Nope, it is a noise baffle. If you really stop a moment and look at the opening in the body with the grill removed and the “snorkel” still in place, a whole lot of stuff can get passed it, so as a debris preventative, it would be pretty poor; you’d be a lot better off with some simple mesh for that purpose………….
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08-17-2009, 12:46 PM
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#4
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Registered User
Join Date: Jun 2009
Location: Central Ohio
Posts: 526
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Quote:
Originally Posted by JFP in PA
Nope, it is a noise baffle. If you really stop a moment and look at the opening in the body with the grill removed and the “snorkel” still in place, a whole lot of stuff can get passed it, so as a debris preventative, it would be pretty poor; you’d be a lot better off with some simple mesh for that purpose………….

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No, I pretty much think your wrong on that. The cup on the bottom is to keep debri and water from getting sucked in. Now how effective it is, well thats another question. If you really look at it, its obvious the cup is there for a reason, to keep crap out.
If you guys want to keep going, I have also read the for any increase in air flow your ecm need time to adjust. Just like pedro says when you install his techno flow thing. All the dynos I have seen have been negligible gains and the only one that reset his ecm was the one who claimed 5 hp gain after 17dynos.
Now I feel like I am defending it, when that was not the purpose. Its like one of those highschool debates that you have to take a side you care nothing about.  People have asked about de-snorking and I thought I would try it.
There isn't enough evidence wither way to support a conclusion. I don't race so the HP gain or loss of + or - 2 hp doesn't matter. I would be concerned about mpg loss, but it makes no sense, as common sense dictates that you will get more air flow. The only things I can think of that might go against that is if the snork some how lessened the amount of turbulence, like pedros claim of his thing, and if hot air was sucked in rather than cooler air. I would lean towards the latter.
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08-17-2009, 12:55 PM
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#5
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07 Carrera S Cab
Join Date: Nov 2005
Location: New Jersey
Posts: 2,273
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Quote:
Originally Posted by mptoledo
No, I pretty much think your wrong on that. The cup on the bottom is to keep debri and water from getting sucked in. Now how effective it is, well thats another question. If you really look at it, its obvious the cup is there for a reason, to keep crap out.
If you guys want to keep going, I have also read the for any increase in air flow your ecm need time to adjust. Just like pedro says when you install his techno flow thing. All the dynos I have seen have been negligible gains and the only one that reset his ecm was the one who claimed 5 hp gain after 17dynos.
Now I feel like I am defending it, when that was not the purpose. Its like one of those highschool debates that you have to take a side you care nothing about.  People have asked about de-snorking and I thought I would try it.
There isn't enough evidence wither way to support a conclusion. I don't race so the HP gain or loss of + or - 2 hp doesn't matter. I would be concerned about mpg loss, but it makes no sense, as common sense dictates that you will get more air flow. The only things I can think of that might go against that is if the snork some how lessened the amount of turbulence, like pedros claim of his thing, and if hot air was sucked in rather than cooler air. I would lean towards the latter.
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If you look at the cup and where it sits when the grille is put back in, you'll notice that the two lower slats of the grille are closed off, which means the air leans straight into the curved portion of the cup as it goes in when the snork is in place. In other words, the cup at the end of the snork facilitates air to get sucked into the snork tube. So I think the cup was put there at the end to do just that...help suck in air. I don't think that the function of the snork is really to keep debris or water from entering, because 1) if you poke your hand back there in the hole that is left after you pull out the snork, you will find that the tube path goes up and to the left in the airbox, and not straight to the air filter, and 2) there is a water drain further back in the airbox by the air filter area, so water still would not enter the engine. I think it's in there to faciliate a smooth passage of air from the outside to the intake, while keeping noise levels down.
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Current: 07 Carrera S Cab in Midnight Blue
Previous: 01 Boxster in Arctic Silver, 86 944 in Guards Red
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08-17-2009, 01:04 PM
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#6
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Registered User
Join Date: Jun 2009
Location: Central Ohio
Posts: 526
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Quote:
Originally Posted by Boxtaboy
If you look at the cup and where it sits when the grille is put back in, you'll notice that the two lower slats of the grille are closed off, which means the air leans straight into the curved portion of the cup as it goes in when the snork is in place. In other words, the cup at the end of the snork facilitates air to get sucked into the snork tube. So I think the cup was put there at the end to do just that...help suck in air. I don't think that the function of the snork is really to keep debris or water from entering, because 1) if you poke your hand back there in the hole that is left after you pull out the snork, you will find that the tube path goes up and to the left in the airbox, and not straight to the air filter, and 2) there is a water drain further back in the airbox by the air filter area, so water still would not enter the engine. I think it's in there to faciliate a smooth passage of air from the outside to the intake, while keeping noise levels down.
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That makes sense, but what I have read 90% of people also agree that its for debri also. The cup keeps the snork from acting like a shopvac and cleaning up everything that is on the floor. Like if whater puddles before it drains. I stuck my hand up to it before I took it off and it felt like a vacuum hose. Maybe its me it just seems like common sense as the purpose of the cup on the snork.
actually who knows for sure, porsche probably did it to create debates and arguments.
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08-17-2009, 01:17 PM
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#7
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Registered User
Join Date: Feb 2005
Location: It's a kind of magic.....
Posts: 6,614
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Quote:
Originally Posted by mptoledo
No, I pretty much think your wrong on that. The cup on the bottom is to keep debri and water from getting sucked in. Now how effective it is, well thats another question. If you really look at it, its obvious the cup is there for a reason, to keep crap out.
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Look at what you are dealing with: Because of where the opening is located on the side of the car (well below the belt line), and because most of the air flow is thru the upper slats in the grill, any debris or water that entered would drop down and be collected in what you describe as a “cup”, directly in front of the opening to the intake system………..hardly seems as a good description for something to prevent the debris from getting into the intake; and if fact looks more like something to help it get sucked in………
It is a noise abatement device, nothing more…………….
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08-17-2009, 02:19 PM
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#8
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07 Carrera S Cab
Join Date: Nov 2005
Location: New Jersey
Posts: 2,273
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This argument ain't worth 2hp!  Take it out if you enjoy the extra sound, leave it in if you don't care for it.
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Previous: 01 Boxster in Arctic Silver, 86 944 in Guards Red
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08-17-2009, 04:11 PM
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#9
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Registered User
Join Date: Jun 2009
Location: Central Ohio
Posts: 526
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Quote:
Originally Posted by Boxtaboy
This argument ain't worth 2hp!  Take it out if you enjoy the extra sound, leave it in if you don't care for it. 
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Yep, your absolutely right!!
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