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2003-2009 Nissan 350Z

Lets talk about Funny Smell while Redlining.

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Old Jun 19, 2007 | 05:57 AM
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Cool Lets talk about Funny Smell while Redlining.

When I give my car some hell I always have this funny smell. First I thought that it’s just me going crazy but after reading one of the threads here I came to the conclusion that I am not the only one.

So do any of you have this smell while redlining and if so what do you thing it really is?
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Old Jun 19, 2007 | 06:09 AM
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Remember the old old old joke..."Doctor it hurts when I do this..."
Avoid redlining. Avoid the smell?
You drastically lose power in the redline, so why not just avoid it?

Marc Mc
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Old Jun 19, 2007 | 06:11 AM
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not really.


and is the smell your clutch? or brakes?
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Old Jun 19, 2007 | 06:25 AM
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Originally Posted by Motormouth
not really.


and is the smell your clutch? or brakes?
Neither. And believe me I know how both smell :-)
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Old Jun 19, 2007 | 06:27 AM
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Originally Posted by Marc Mc
Remember the old old old joke..."Doctor it hurts when I do this..."
Avoid redlining. Avoid the smell?
You drastically lose power in the redline, so why not just avoid it?

Marc Mc

Is that a fact that you loose power at redline? I mean you start the next gear higher up the curve.

Besides the smell is not connected directly to heating a redline, its more connected to going WOT
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Old Jun 19, 2007 | 06:32 AM
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Originally Posted by Marc Mc
Remember the old old old joke..."Doctor it hurts when I do this..."
Avoid redlining. Avoid the smell?
You drastically lose power in the redline, so why not just avoid it?

Marc Mc
With the rev-up engine you have ? Have you looked at the power curve on that engine? HP loss is minimal passed peak hp.

To the OP, when you redline your car, you're generating a lot more heat. You might simply be smelling mud deposits cooking on the headers.

Smelling "new" stuff is normal when you push the car. Tires, clutch, fluids, brakes...

Just enjoy the ride and go!
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Old Jun 19, 2007 | 06:36 AM
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Ya got that from my post didnt ya? Yes the smells are bad, bad smells..
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Old Jun 19, 2007 | 06:39 AM
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Originally Posted by neeferea
Neither. And believe me I know how both smell :-)
is your car new? I remember I used to get a funky (not too bad) smell after hard driving... but that went away. and now I have test pipes anyway

probably some kind of coating...

oh and I love the thread title. best of teh day.
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Old Jun 19, 2007 | 06:43 AM
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How funny does it smell?
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Old Jun 19, 2007 | 06:45 AM
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Originally Posted by davidv
How funny does it smell?
yeah, is it haha funny?
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Old Jun 19, 2007 | 06:46 AM
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Originally Posted by ickysz
Ya got that from my post didnt ya? Yes the smells are bad, bad smells..
Guilty as charged
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Old Jun 19, 2007 | 06:47 AM
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Originally Posted by davidv
How funny does it smell?
It smells very funny
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Old Jun 19, 2007 | 06:47 AM
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Originally Posted by lonewolf
yeah, is it haha funny?
I would guess more of the IRONIC funny... not the laugh out loud kind.
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Old Jun 19, 2007 | 07:24 AM
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I think he means "te he" funny *Holds hand down lipwristed*
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Old Jun 19, 2007 | 09:25 AM
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Originally Posted by neeferea
So do any of you have this smell while redlining and if so what do you think it really is?
I think you wet your pants everytime you hit redline.

bill
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Old Jun 19, 2007 | 10:11 AM
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My friends that have ridden with me before when I've driven the Z hard say that they can smell a smell that's like a catalytic converter going bad. That egg like smell. Anyone else experience this?
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Old Jun 19, 2007 | 11:26 AM
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Originally Posted by davidv
How funny does it smell?

lololol
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Old Jun 19, 2007 | 11:47 AM
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lol well despite all the hilarious answers everyone has given i have experienced this with other cars.

WOT causes a rotten egg like smell from the exhaust.

Im going out on a limb here and guessing it has something to do with the catalytic convertors. simple solution is to get resonated tp's and not worry about it. better flowing exhaust, slight horsepower gain, and no more "funny" smell.



other than that, its nothing to worry about. your engine would have to be running really rich (like dumping gas) to nuke a cat.
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Old Jun 19, 2007 | 12:13 PM
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Originally Posted by Silverstone-Z
My friends that have ridden with me before when I've driven the Z hard say that they can smell a smell that's like a catalytic converter going bad. That egg like smell. Anyone else experience this?
Actually, tht's a sign that the converter is working just fine. Its converting unburned HCs to hydrogen sulfide.

Modern EFI engines are programmed to run rich at WOT. That means more unburned HCs are dumped out the exhaust valve, and momentarily increases the "load" on the cat.

bill
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Old Jun 19, 2007 | 12:15 PM
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i haven't smelled anything funny yet (take mine to 6600 at least once a tank)
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