LT1 Based Engine Tech 1993-1997 LT1/LT4 Engine Related

More air for k&n filter???

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Old Sep 3, 2003 | 01:35 AM
  #1  
Twice The Fun's Avatar
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From: Lubbock, TX
More air for k&n filter???

i have the K&N CAI.....i was thinking about making a ram air scoop like i have seen of a few sites, but in the meantime, for track use only, could i just pull the panel beneath the filter off and run that way for some more air......or would it be too turbulent, or is it even worth it???

just lookin for a lil more top end for free-near no cost

thanks
Old Sep 3, 2003 | 02:36 AM
  #2  
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I am gonna open myself up to ridicule yet again.

I took the spashguards off and left them off.
I take a length of dryer duct hose (yes, dryer duct hose) the silver metal one not the plastic crap, and I fashion a ram air scoop out of it.
The last one I bought had these nifty plastic ends on em and I drilled a hole in the nifty plastic end and mount it with a nut and bolt in one of the splash guard bolt holes, then I bend the dryer duct hose so that it directs my rammed air right at the filter.

I think it works, but the last time I talked about this everyone jumped on the "lets make fun of revtime for his ghetto worthless dryer duct mod" bandwagon.

My rear tires stick out too much as well.
Actually I,ve taken so much crap for my ghetto ram air that I am pretty much immune to it by now.
Old Sep 3, 2003 | 03:34 AM
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Actually I,ve taken so much crap for my ghetto ram air that I am pretty much immune to it by now.
Dude I dont give a darn what material you have used in your Ram air... at least you have one. I have been thinking of doing my ram air too but after I realized how hot the pavement gets I kinda scrapped my ideas. I will not pick up the air too close to the ground.. Acually I would prefer to seal that area and get air exclusibly from behind the Headlights but the square area is just way too small to create an effective ram air at low speed... I have had other ideas too... maybe scoop the air from behind all four headlights and even the foglights and presurize it by the Cold air intake...or even scrap the cold air intake altogether and re-arrange the intake ducting.. just a bunch of ideas for now though.

I havent found any hose of the correct size nor material but sooner or later I will come across the right materials.

Keep doing your mods dude not mater how wacky... if you dont try then you will never find out.


Marvin
Old Sep 3, 2003 | 12:35 PM
  #4  
Twice The Fun's Avatar
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i have plans for a ram air scoop, but was just wanting to know for this weekend, if removing the splash guard would help...got a race with a damned turbo import whose top end may just do me in.

still would like to hear some more advice...
Old Sep 3, 2003 | 02:04 PM
  #5  
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You could cut a hole in the airdam (black plastic thing that hangs down in front), fit a piece of funnel or intake ducting in it, and hook it up to dryer hose and run that to your filter. I don't think taking out the splash guard removal would do anything but cause problems. Even though air from the ground is hot, I doubt it's anything compared to the heat under the hood of your car.
Old Sep 3, 2003 | 02:35 PM
  #6  
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i tried running the panel off and lost my filter some time ago, i just got another one a few weeks ago run it w/out the panel just make sure that filter is clampped on tight. if you go with the ram air mod cut a peice of the airdam off to allow more flow into the scoop. i did this and i felt a slight difference on the top end.
Old Sep 3, 2003 | 03:24 PM
  #7  
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Originally posted by BlakeW5
You could cut a hole in the airdam (black plastic thing that hangs down in front), fit a piece of funnel or intake ducting in it, and hook it up to dryer hose and run that to your filter. I don't think taking out the splash guard removal would do anything but cause problems. Even though air from the ground is hot, I doubt it's anything compared to the heat under the hood of your car.
You mean like this and this?

EDIT: Put a space at the end of each link for them to work.
Old Sep 3, 2003 | 05:34 PM
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Originally posted by revtime
I am gonna open myself up to ridicule yet again.

I took the spashguards off and left them off.
I take a length of dryer duct hose (yes, dryer duct hose) the silver metal one not the plastic crap, and I fashion a ram air scoop out of it.
The last one I bought had these nifty plastic ends on em and I drilled a hole in the nifty plastic end and mount it with a nut and bolt in one of the splash guard bolt holes, then I bend the dryer duct hose so that it directs my rammed air right at the filter.

I think it works, but the last time I talked about this everyone jumped on the "lets make fun of revtime for his ghetto worthless dryer duct mod" bandwagon.

My rear tires stick out too much as well.
Actually I,ve taken so much crap for my ghetto ram air that I am pretty much immune to it by now.
When i installed my K&N FIPK, i cut a hole out of the splash guard, and then went to ace and bought a dryer duct cap, and painted it black, and then rivited it to the splash guard directly below the filter, and i cut some of the air damn away that way it wanst blocking the scoop. We have had some pretty bad storms here in MD recently and no water got up there yet. ...knocking on wood....it works well....althought its not tested, it probably gives you a few horses.
Old Sep 3, 2003 | 07:03 PM
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I doubt it's anything compared to the heat under the hood of your car.

Blake I didnt think it would be so hot either..... untill I decided to
change my rear shocks while park on the street... the pavement felt to fricking hot!!! Now I know what you thinking... how hot is hot right??

I got me two temperature meters... one is a contact type and the other one is the infra-red type.. I live in Hawaii and the pavement temperature in a nice afternoon oscillates between 150 and 190 degrees farenheight... and its spoty too... you can have 150 degree and just three feet next to it is a bit over 195 farenheit... I cant explain it.. both meters are within one degree so I know its accurate.


Now I am not going to be a j.e.r.k about it and tell you what you should do or shoulndt do but I just thought you may wanted to know that the pavement gets a lot hotter than it seems and since our cars are so sentive to heat it may be a good idea not to pick up the air too close to the ground.

Marvin

Last edited by MentalCaseOne; Sep 3, 2003 at 07:07 PM.
Old Sep 3, 2003 | 09:35 PM
  #10  
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This is probably completely retarded.. but I've always been wondering, couldn't somehow rigging your AC to the filter or area around the filter provide really cool fresh air? Or is ramming air in just as cold because it's moving fast? Thats the only thing I can think of.. even so, wouldn't having a combination of both be helpful? I really have no idea so maybe someone could fill me in lol

Trevor
Old Sep 3, 2003 | 10:20 PM
  #11  
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This is probably completely retarded.. but I've always been wondering, couldn't somehow rigging your AC to the filter or area around the filter provide really cool fresh air? Or is ramming air in just as cold because it's moving fast? Thats the only thing I can think of.. even so, wouldn't having a combination of both be helpful? I really have no idea so maybe someone could fill me in lol
Trevor,,, yes having AC air into your filter will provide cool air.. thats a no brainer... now the AC Freon or whatever they call it now has to be compressed to above 145lbs per square inch first by the AC compressor... and you know that takes Horsepower.. How much horsepower I really dont know.

I think the extra horsepower you would gain by routing AC air into your intake does not make up for the Horsepower needed to run the AC system... I dont know horsepower numbers but I dont think it will even brake even.... remember when you turn your AC on you using electricity to run the fans at the radiator plus the one inside the cabin... then you use horsepower to compress the AC coolant... and I really think it takes a good amount of horsepower to do that. I dont believe it has any value for racin that is....however for normal highway driving In hot weather I THINK it would probable help to reduce the power loss due to hot intake air... increasing the air volume and reducing detonation...

In my opinion some cold air can help maitain some horsepower loss due to heat...


Ram air does not provide cold air.. but instead it pushes air into the combustion chambers and makes it easier to shove more air in there...therefore allowing the pcm to ad more fuel and giving you an extra horse or two... I see Ram Air as the Baby of Turbo charging or superchargin.... I would be surprised if you can pump one pound of air pressure using ram air... the scoop had to be really large or you should have to be going really really fast to have that mass of air push hard enough...


Another way I see it is.. if everybit counts... then by own means... some ram air and perhaps some AC air into the intake would not hurt... There is an AC hose in my engine bay that gets very cold while I have the AC on... if I could just somehow cool some air using that surfface... .......

Now since I am not expert... why dont you give it a try and see if it works for you... cold air in the intake would not hurt... I dont think so sir..

Marvin
Old Sep 4, 2003 | 10:58 AM
  #12  
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One other thing about the A/C idea is that the air conditioning system shuts off when the car goes to wide open throttle. No more cold air from the A/C.
Old Oct 18, 2003 | 01:25 AM
  #13  
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ok this might sound like alot of work but here goes...... Me and my friend went to home depot and bought a peice of plastic that was about 8inches by about 2inches high..It was about a half a foot long i guess maybe more..I dont remember what it was called either but just look around.. anyway, we cut a hole in the air dam to match the plastic peice we bought and bolted it in. then my friend and i were stock on how to connect the plastic to the panel under the air filter.. so we went back and we found some dryer duct that if stretched alittle fit over it.. it needed a hose clamp ofcoarse.. then we cut a smaller hole than the duckt and shoved it in the panel just under the air filter and sealed the top hole near the air filer so that the compartment would be more pressurized.. He claims he felt a difference, i believe him but i havent dont mine till i can figure out a way to profect it.. I kinda didnt like his idea..just incase anyof you guys wanna try it... The real point to the reply was to say that you could connect something to the air dam and use it like that..
Old Oct 18, 2003 | 01:42 AM
  #14  
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In a higher form that's called ram-air. Nothing new, and I really doubt your friend could feel any difference. Unless of course it was the vibration from the gravel going through his throttle body.
Old Oct 18, 2003 | 01:48 AM
  #15  
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Naw no rocks... lol.... he put a peice of the stuff that ricers use as grills infront of it and it only goes into the compartment where the filter is...doesnt go directly onto the filter..



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