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insurge
20th September 2002, 05:40 PM
Hey guys and girls,

When i bought my car it has nitrogen in the tyres. I was told that it was to keep the tyres cooler. Is this try? And is it a liquid or a gas? Should i fill them up with nitrogen or air? The car yard couldnt tell me anything about it when i picked it up. Useless pricks.. Anyway any info on why etc would be great.
Cheers.
Nathan

Sim
20th September 2002, 06:02 PM
hey nathan,

nitrogen kicks ass dude. I hade it im my last set of ROH wheels...from memory it's about 5 bucks a wheel to fill...or if ur clever and just need a top up..bullshite the salseman and say ur gonna get some mags or springs or something and say "ohh mine have nitorgen..(i think) and then go"can u check them"..he'll check em and top em up for ya..

LOL..this worked for me!! sweeeeeeeeeeeet..he he
but yeah 5 bucks a wheel..

to answer ur questions...it's a gas dude..and it is good because nitrogen operates at a lower tempreatue than air therefore keeping things cooler..and as we all know..when u drive ur car the tyres warm up...and eventually start wearing...yadda yadda..nitorgen is supposed to decrease the amount of wear over time as it operating tempreature is lower therefore ur tyres don't heat up as much..

so yeah it's good... also u can top them up with air if u want to dude !!!

SPL15H
21st September 2002, 04:21 AM
You both have mail!!!

Cheers

Simon Finlay

bretto
21st September 2002, 08:07 AM
Ohh simon you should of posted here so we can all see :(

I always thought nitrogen in the tyres was a gimick :confused:

SPL15H
21st September 2002, 08:21 AM
Gimick ....... I am only prepared to say YES and NO ......

Opinions respected as the other two will understand.


Simon Finlay

podgesss
21st September 2002, 08:27 AM
Hrmm Nitrogen is damn harder as well .. My friends took his 17" wheels off with air and the damn things felt soft and comfy compared to my nitrogen filled beasties .. What's going on there, is taht meant to be like it ?

SPL15H
21st September 2002, 09:57 AM
Were your mates tyres and your tyres exactly the same tyres ...Podge??

Differences in size and construction is more liekly to be the explaination in this case, Podge..

SF

podgesss
21st September 2002, 10:10 AM
his were 17", mine are 16", different brand of tyre, but i hit his on the top centre and it seemed soft compared to when i hit the top of mine ?? maybe goodyear are harder ?

tissue
21st September 2002, 11:03 AM
Softer rubber compounds?

Ive heard good and bad about nitrogen. The only good thing is its not as affected by temp as normal air, so it doesnt need to be filled up every week or so. The bad is it costs money to fill up (usually) and the gas they use has oxygen in it anyway, so it makes stuff all (if that) difference.

Basically, get it if its free, and close. The servo 500m down the road from me has a sweet digital tyre pressure gauge filling thingo, so i just use that.

Wolfram
21st September 2002, 07:18 PM
If you drive pretty hard (especially cornering) most of the time and/or race your car, then you well feel a big difference with nitrogen filled tyres.

Basically nitrogen expands very very little with temperature, therefore, the performance of you tyres are 'more control' during racing.

If I know where I can get nitrogen fill for $5 a corner I would more than happy to spend that money. Then again, I am just a big believer in tyre performance!

Thats my 2 cents! :thumbsup:

podgesss
22nd September 2002, 09:28 PM
i get mine done at my local bob jane and it's fre . . .

dan
23rd September 2002, 01:01 AM
nitrogen is quite possibly the biggest wank i've ever seen, short of a polariser..

unless you're racing in teir-1 racing category like f1 it makes sweet **** all difference. all the difference that you notice is in your head.

podgesss
23rd September 2002, 09:15 AM
Originally posted by dan
nitrogen is quite possibly the biggest wank i've ever seen, short of a polariser..

unless you're racing in teir-1 racing category like f1 it makes sweet **** all difference. all the difference that you notice is in your head.

Um riiiight . . wel i can't say that it mkaes a huge difference or not, i have only drivne with the nitrogen in the tyres on my car, as that was how i got them. I cna say i don't need to fill htem up every week, i hadn't done anythign witht hem for almost 12 months, and went squirt squirt on each wheel and thye weren't even down. And it cost me nothing . ., and that's one less thing i have to do at the servo when i fill up with petrol.

I will say that i think it is mainly for higher speed applications that you'll notice the expansion and temperature difference, but as for the annual pump up i try it again . . but as i say nothing to compare it to yet . .

Cam
23rd September 2002, 07:18 PM
I've had my N15 for 4 years and done over 170k k's.
I've had 3 sets of tyres in this time. This first was with H2O inside, the last two with nitrogen.

I can tell you this much, the last two sets (ie with nitrogen in them) have lasted 10,000 klms longer than the set without.

And oh yeh, I have driven the car exactly the same way for 4 years (HARD!!) and in the same area.

Re. performance, no diff...

Cheers Cam:thumbsup:

Splash
23rd September 2002, 08:23 PM
Originally posted by Cameron
This first was with H2O inside, the last two with nitrogen.

filled them up with water eh? :rolleyes:

SPL15H
23rd September 2002, 08:51 PM
The conversation has been very interesting indeed ........

This is why I decided to reply in the beginning as a PM to both initial posters. Both of them will understand why I did it that way.

I doesnt really matter which way we look at it, this will always be a subject of much contention. I am the first to accept every opinion put forward here ....each person does have a vaild point.

I have done my own research this week to find out the real truth of nitrogen in tyres. Even my own boss shocked me and tried to explain the advantages. Speaking to alot of tyre retailers around the Sydney area every day gave me the oportunity to ask their understanding of nitrogen. To be honest. the general opinion is 50/50 ...some love and swear by it ....some diss it down as a gimick. The extended mileage factor is something that I have come to believe ....... heat is the major killer of tyres so keeping them more evenly cooler does work ...... BUT the performance increase side is a crock ...no two doubts.

Simon Finlay

GroundZer0
23rd September 2002, 09:18 PM
Just a little basic info

The most probable reson why nitrogen is better for your tyres is nitrogen being a very unreactive gas like noble gases it dosn't react with any substances used in the tyres and its compostion dosn't allow the gas to leak out through the tyre's surface

air is made from 70% nitrogen 16% oxygen rest is polution and other crap
the oxygen slowly leaks from the tyres letting the tyre pressure down, (the valve also leaks) and the pressy going down lets the tyres wear more

nitrogen leaks very little , operates at lower temps, very unreactive !


just a little info
:thumbsup: :thumbsup: :thumbsup:
Get it

podgesss
23rd September 2002, 09:56 PM
Originally posted by Cameron
This first was with H2O inside, the last two with nitrogen.

As splash said . . you a bloddy tractor . . heheheh

tissue
23rd September 2002, 09:57 PM
But im pretty certain that they dont put pure nitrogen in the tyres, or do they?

Why not fill the tyres with hfc134a? :D

Piz
23rd September 2002, 11:05 PM
Originally posted by Splash
filled them up with water eh? :rolleyes:

hehe :D

10,000k's......sorry thats pretty unbelievable number :p
not calling b/s here as I have no proof, but its pretty extraordinary.

podgesss
24th September 2002, 08:56 AM
Originally posted by PizzyQ
hehe :D

10,000k's......sorry thats pretty unbelievable number :p
not calling b/s here as I have no proof, but its pretty extraordinary.

well many km's should a set of goddyear 205/45 tyres on 16" rims last, with burnouts (occasionally), and harsh driving ??

SPL15H
24th September 2002, 08:59 AM
Podge ....I would expect about 45-50,000km ..........my 205/50ZR15 F1's have just past 49,500 and still going strong .....

Cheers

Simon Finlay

Cam
24th September 2002, 12:54 PM
Oops!!!!

AIRhead hey!!

podgesss
24th September 2002, 01:28 PM
Originally posted by LowBluQ
Podge ....I would expect about 45-50,000km ..........my 205/50ZR15 F1's have just past 49,500 and still going strong .....


if nitrogen is as good as it says it should make the tyres last longer . . riiiighhhtttt .

well i rekcon i done about 30,000km my self, and it had about 60-70% tread when i got the car, so yeah i think they are going alright ATM . .

i wouldn't mind hearing reports form start to finish and which was really better. . all these theorys' and no actualy proof sucks .

insurge
24th September 2002, 08:02 PM
Well OK i didnt think that this topic would divide people this much. I honestly dont know which way to go. :) But oh well i will just mix the air and nitrogen together and hope for the best considering the tyres are almost cactus it doesnt mater it was more a question for the new set. And interestingly i have been to a couple of tyre distributers and they havent heard of it.. so who knows! one of those mysteries of life ??? :)
cheers and thanks for your input
Nathan

Sim
24th September 2002, 09:14 PM
ha ha danny :)

yeah well i just got told that from the qikfit dude that did my tyres..so my info is wrong..im over it!!!

nathan man after all this shite..just put air in the bloody things!!