Vented hoods, function or form?

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Old Jul 1, 2007 | 09:23 AM
  #26  
1995civicEJ's Avatar
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not really apples and oranges, steel can be heated red hot and splahed with water and be fine...look at the brakes of f1 cars on a rainy day and tell me they get red hot hit with water and crack? i beg to differ. not trying to start an arguement, just trying to help.
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Old Jul 1, 2007 | 09:45 AM
  #27  
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Default Re: (1995civicEJ)

i dont disagree with your stainless steel comment, altho it is possible (kitchen and engine temperatures vary), its highly unlikely. but its very likely that a iron manifold will crack when hot and cooled quickly. i dont know what he has.
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Old Jul 1, 2007 | 03:49 PM
  #28  
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Default Re: (1995civicEJ)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by 1995civicEJ &raquo;</TD></TR><TR><TD CLASS="quote">how often have you heated a stainless steel pan to fry some food and put it under cold water? it doesnt crack does it? so how would a manifold? trust me on that i work in a kitchen, and we always put our pans under cold water after using them and heating them way hot. i have never seen one crack or warp or anything. that is also a lesser grade of steel than is used on manifolds.</TD></TR></TABLE>

You can't compare a turbo manifold to a kitchen pan. A turbo manifold is under a lot more stress then your kitchen pans.
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Old Jul 1, 2007 | 10:51 PM
  #29  
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im jsut saying, steel can take alot of heat, get wet and be fine. the cast iron comment is total bs though, gotta call you out on that. we have a 1600 degree broiler that we heat our cast iron skillets in, and we have tken them red hot and dropped them into a sink full f water and all it does is smoke like crazy and make the water dance on the surface. i am sorry, but nothing under your hood is 1600 degrees except for the inside of the motor. i know you may think it is stupid me comparing pans to manifolds but metal is metal, and 1600 degrees is 1600 degrees.
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Old Jul 2, 2007 | 04:05 AM
  #30  
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Default Re: (1995civicEJ)

think what you want man. i know what im talking about or i wouldnt say it. go make me an omlet. dont crack your pan.
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Old Jul 2, 2007 | 04:08 AM
  #31  
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haha. i love being a cook. i work at one of the best restaurants in nashville.
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Old Jul 2, 2007 | 05:44 AM
  #32  
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Default Re: (1995civicEJ)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by 1995civicEJ &raquo;</TD></TR><TR><TD CLASS="quote">not really apples and oranges, steel can be heated red hot and splahed with water and be fine...look at the brakes of f1 cars on a rainy day and tell me they get red hot hit with water and crack? i beg to differ. not trying to start an arguement, just trying to help.</TD></TR></TABLE>

bad example.


Wikipedia Search = Formula One car

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by Wikipedia &raquo;</TD></TR><TR><TD CLASS="quote">Expensive carbon-carbon (the same material used on the Space Shuttle) composite rotors - introduced by the Brabham team in 1976 - are used instead of steel or cast iron because of their superior frictional, thermal, and anti-warping properties, as well as significant weight savings.</TD></TR></TABLE>
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Old Jul 2, 2007 | 05:54 AM
  #33  
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Default Re: (1995civicEJ)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by 1995civicEJ &raquo;</TD></TR><TR><TD CLASS="quote">im jsut saying, steel can take alot of heat, get wet and be fine. the cast iron comment is total bs though, gotta call you out on that. we have a 1600 degree broiler that we heat our cast iron skillets in, and we have tken them red hot and dropped them into a sink full f water and all it does is smoke like crazy and make the water dance on the surface. i am sorry, but nothing under your hood is 1600 degrees except for the inside of the motor. i know you may think it is stupid me comparing pans to manifolds but metal is metal, and 1600 degrees is 1600 degrees.</TD></TR></TABLE>

I just got to say that the pan is not under pressure like a turbo mani. When under pressure + high temp. (I don't care what metel you are using) and suddenly cool it will crack maybe not rite away but with time it WILL CRACK.
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Old Jul 2, 2007 | 07:24 AM
  #34  
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Default Re: (daddycivic)

remember though, it rains when your not driving too...thats when the water will get on the parts not while driving......

I think a vent over the intake manifold area would be best. Sure the heat is up front, but it heat will rise and it will take the least path of resistance out of the vent!
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Old Jul 2, 2007 | 07:31 AM
  #35  
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Default Re: (1995civicEJ)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by 1995civicEJ &raquo;</TD></TR><TR><TD CLASS="quote">im jsut saying, steel can take alot of heat, get wet and be fine. the cast iron comment is total bs though, gotta call you out on that. we have a 1600 degree broiler that we heat our cast iron skillets in, and we have tken them red hot and dropped them into a sink full f water and all it does is smoke like crazy and make the water dance on the surface. i am sorry, but nothing under your hood is 1600 degrees except for the inside of the motor. i know you may think it is stupid me comparing pans to manifolds but metal is metal, and 1600 degrees is 1600 degrees.</TD></TR></TABLE>

Actually I have seen log manifolds reach 1,800 degress. And once again, your comparing a pan, to a log manifold that has a 20-40lb turbo hanging off of it, that goes threw heat cycles daily. And lets not forget, the metal itself does not crack, its the welds that crack over time.
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Old Jul 2, 2007 | 08:40 AM
  #36  
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Default Re: (RCautoworks)

and when the expletive does a cooking pan become 1600 degrees? when your cooking molten rock? (i really am curious)

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Old Jul 2, 2007 | 09:23 AM
  #37  
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Default Re: (milkmanLCA)

i second the idea of using heat-wrap.

before cutting up your hood, i suggest hood cowling,

like this https://honda-tech.com/zerothread?id=929416 or something similar. the physics behind it is that when the air moves over your hood, it creates a vacuum and pulls the hot air out of your hood, while the cool air moves in from the bottom
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Old Jul 2, 2007 | 10:13 AM
  #38  
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Default Re: (confucioussae)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by confucioussae &raquo;</TD></TR><TR><TD CLASS="quote">

before cutting up your hood, i suggest hood cowling,</TD></TR></TABLE>

You should be banned for even mentioning this ricer!
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Old Jul 2, 2007 | 01:58 PM
  #39  
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Default Re: (mike1114)

read the link he posted, hes regaurding putting spacers under the hood. it works, i wouldnt call it a ricer mod
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Old Jul 2, 2007 | 02:06 PM
  #40  
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Default Re: (confucioussae)

that would NOT work very well.

guess where all the high pressure air is? at the base of the windshield. Why do you think old mustangs have hood scoops facing the windshield?

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Old Jul 2, 2007 | 04:28 PM
  #41  
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Default Re: (spets)

^^ haha
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Old Jul 3, 2007 | 06:47 AM
  #42  
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Default Re: (milkmanLCA)

when you heat it under a 1600 degree broiler for 5 hours during a shift.
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Old Jul 3, 2007 | 08:37 AM
  #43  
milkmanLCA's Avatar
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Default Re: (1995civicEJ)

oh ok, i was just curious what needs that much heat to be prepared. cool man
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Old Jul 3, 2007 | 10:12 AM
  #44  
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Default Re: (milkmanLCA)

Either way, if it will indeed crack or not, i would not feel comfortable pouring cold water onto my manifold. Just my $.02
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Old Jul 3, 2007 | 10:39 AM
  #45  
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Default Re: (milkmanLCA)

we do a mussel appetizer that we heat the pan up for. right before we send it out, we put a bunch of butter in the pan with the mussels and pour it into the hot pan and since the pan is so hot, the butter melts and smokes like crazy. it is a good show for the customers walking through the restaurant with a smoking plate. it is awesome.
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