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-   -   370Z weigh 1499 Kg with a full tank of gas? (http://www.the370z.com/nissan-370z-general-discussions/868-370z-weigh-1499-kg-full-tank-gas.html)

AK370Z 12-22-2008 07:56 AM

370Z weigh 1499 Kg with a full tank of gas?
 
http://www.the370z.com/images/japan%..._weigh%202.jpg

http://www.the370z.com/images/japan%...com_weigh1.jpg

Yes! :excited: They weighed a Nissan 370Z with full tank of gas and it came out to be 1499 kg. I used the 1 kg = 2.2 lbs formula and get 3297.8 lbs. That's good enough for me. I give Nissan Thumbs up for keeping the car below 3300 even with a bigger displacement, new safety protocols, etc.

nogoodname 12-22-2008 08:46 AM

not bad.........a lot of weight comes form all those electrical stuff.....lol

the G37 weighs more then a my full size car from the 80's............hahahahah

Endgame 12-22-2008 09:17 AM

See... I Thought it would not weigh as much as some of the reviews have shown.... Not sure how the reviewers numbers get inflated so much.

How much weight does a full tank of gas add? I plan to run mine half full!

Endgame 12-22-2008 09:18 AM

The only thing we can't tell is if this model has the Sport pack...

drmike 12-22-2008 09:46 AM

Wow, the cross weight is really good for a stock car.
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Namir 12-22-2008 10:13 AM

Quote:

Originally Posted by drmike (Post 11285)
Wow, the cross weight is really good for a stock car.
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Care to explain what that means? I'm guessing it means that the car is just relatively even from Left to Right? I don't really know though, please explain

mcwuppy 12-22-2008 10:21 AM

Quote:

Originally Posted by Endgame (Post 11277)
The only thing we can't tell is if this model has the Sport pack...

Sport package comes with that black chin spoiler in the front. This yellow one looks like it has it so I assume this car has the sport package.

Supergoji 12-22-2008 10:28 AM

1kg = 2.23lbs sooo thats 3,342lbs

MC 12-22-2008 10:43 AM

Quote:

Originally Posted by mcwuppy (Post 11288)
Sport package comes with that black chin spoiler in the front. This yellow one looks like it has it so I assume this car has the sport package.

i think the sport package has the more aggressive under spoiler.

like so

http://i5.photobucket.com/albums/y17...8/IMG_5364.jpg

dyezak 12-22-2008 11:04 AM

According to the owners manual the 370z holds 19gal of unleaded gasoline.

According to imperial measurments gasoline weighs between 5.9 and 6.5lb/gal depending on the fuel mixture.

According to math (using an average weight of 6.2lb/gal for gasoline) a full tank of gas on the 370z would weigh 117.8lbs....

When I autox a car I run at 1/4tank of fuel, no spare, no jack, removed floormats. Based on the above information in this thread we can assume that a B Stock SCCA Solo II 370z would weigh:

Stock (full tank of gas): 3,342lbs
minus 3/4 tank of gas: 88lbs
minus spare (conservative): 30lbs
minus jack/floormats: 5lbs
TOTAL: 3,219lbs

This doesn't even take into account the fact you can run lighters wheels/tires (20-30lbs here), hollow front anti-roll bar (2-3lbs here), and a lighter weight exhaust (prepare to loose around 30-40lbs here).

I think it's safe to say that a B Stock SOLO II car can be under 3,200lbs race ready.

dyezak 12-22-2008 11:47 AM

I just wanted to check on the tire weight issue. Stock Bridgestone RE050A's in the 370z's size are 30lbs a piece (odd that the front and rear are different sizes but the same weight).

Hoosier A6 Autocross tire (oversized):
265 Front:23lbs
295 Rear: 25lbs

Savings - 24lbs

Hoosier A6 Autocross tire (standard):
235 Front - 21lbs
265 Rear - 23lbs

Savings - 32lbs

So you could save up to 32lbs just on tires alone (not even touching the wheels yet).

nogoodname 12-22-2008 01:16 PM

^^^ imagine getting those monoblock Volks rims, save some more...lol

azn370z 12-22-2008 01:53 PM

1 Attachment(s)
Quote:

Originally Posted by nogoodname007 (Post 11325)
^^^ imagine getting those monoblock Volks rims, save some more...lol

The 370z front wheels are about 22 lbs and rears are 27 lbs, pretty light for 19 inch wheels. That is assuming the tires are 30 lbs.

Wheel/Tire Weights of the Nissan 370Z - go370z.com forums - Your Online Nissan 370z Community

azn370z 12-22-2008 01:56 PM

1 Attachment(s)
I think 3340ish is about right, as the reviewers have claimed.

This is with a full take of gas.

Nissan 370Z weighed on a truck scale - go370z.com forums - Your Online Nissan 370z Community

frost 12-22-2008 02:22 PM

Quote:

Originally Posted by dyezak (Post 11300)
According to the owners manual the 370z holds 19gal of unleaded gasoline.

According to imperial measurments gasoline weighs between 5.9 and 6.5lb/gal depending on the fuel mixture.

According to math (using an average weight of 6.2lb/gal for gasoline) a full tank of gas on the 370z would weigh 117.8lbs....

When I autox a car I run at 1/4tank of fuel, no spare, no jack, removed floormats. Based on the above information in this thread we can assume that a B Stock SCCA Solo II 370z would weigh:

Stock (full tank of gas): 3,342lbs
minus 3/4 tank of gas: 88lbs
minus spare (conservative): 30lbs
minus jack/floormats: 5lbs
TOTAL: 3,219lbs

This doesn't even take into account the fact you can run lighters wheels/tires (20-30lbs here), hollow front anti-roll bar (2-3lbs here), and a lighter weight exhaust (prepare to loose around 30-40lbs here).

I think it's safe to say that a B Stock SOLO II car can be under 3,200lbs race ready.

Since the Bose sub is located inside the actual spare, does anyone know if we will be able to remove all the spare tire junk while still keeping the speaker there and vibration-free?

dyezak 12-22-2008 02:58 PM

Quote:

Originally Posted by frost (Post 11351)
Since the Bose sub is located inside the actual spare, does anyone know if we will be able to remove all the spare tire junk while still keeping the speaker there and vibration-free?

Not a concern of mine. Base 370z + Sports package for me :)

WHEEL WEIGHTS:

I did some checking and indeed the factory Rays are claimed to be VERY VERY light. Speculation is in the range of 20% lighter than the NISMO wheels that were on the 2007 NISMO. That's simply incredible. Without spending a fortune on wheels (or going to a smaller diameter which is not legal in the B Stock class that I'm talking about), you'd be hard pressed to drop more than 1lb per corner from wheel weight. I found the Enki RP03 in factory sizes that will be about 1lb/wheel lighter for about $380/wheel. If you want to drop a significant ammount of weight (3-4lbs) per wheel then you would need to go with some custom forgline or ccw wheels ($1500~/wheel).

Personally I will be using the stock wheels for autox (with Hoosiers on them), and a set of custom wheels for the street (with Toyo T1S's on them) because the stock wheels are just so damn light.

drmike 12-22-2008 10:10 PM

Quote:

Originally Posted by Namir (Post 11287)
Care to explain what that means? I'm guessing it means that the car is just relatively even from Left to Right? I don't really know though, please explain

Ah. OK. Time for school I guess (but not condescendingly so!).

Compare these two sums:

LF+RR
RF+LR

The "cross weight" is computed this way:

CW=(RF+LR)/(LF+RF+LR+RR)

The idea here is that the cross weight should equal 0.5, or 50%. This can be adjusted to be true using the spring perch adjustments on coilover suspensions, or in the case of old solid-axle racers like "modified" dirt track cars and NASCAR stock cars, by adjusting the "wedge", or right rear upper spring perch screw jack. Even if the left side and right side sums are not equal, the cross weight can be made equal. In contrast, the left-to-right weight bias cannot be adjusted with spring perch adjustments but must be adjusted with the movement of ballast across the car.

So, why do we care about the cross weight?
Because this affects the bias of the car's performance towards a left or right turn. Oval track cars are biased towards left turns, and therefore run a lot of "wedge", that is, an unbalanced cross weight. For road cars and road race cars, generally it is best to have a balanced cross weight, so that left and right turns are equally good.

So my comment is that the stock 370Z, straight from the factory, has a pretty good cross weight. Immediately we can see (assuming a sample of many Z cars showed similar measurements) that the Z is precisely put together, and that the springs are quality units. The only other way to get a nice cross weight is to use horribly soft springs, and we know that's not true.



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Namir 12-22-2008 10:14 PM

Quote:

Originally Posted by drmike (Post 11447)
Ah. OK. Time for school I guess.


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*grabs pencil*


haha, thanks for the explanation! + rep :tup:

AK370Z 12-22-2008 10:23 PM

Quote:

Originally Posted by drmike (Post 11447)
Ah. OK. Time for school I guess (but not condescendingly so!).

Compare these two sums:

LF+RR
RF+LR

The "cross weight" is computed this way:

CW=(RF+LR)/(LF+RF+LR+RR)

The idea here is that the cross weight should equal 0.5, or 50%. This can be adjusted to be true using the spring perch adjustments on coilover suspensions, or in the case of old solid-axle racers like "modified" dirt track cars and NASCAR stock cars, by adjusting the "wedge", or right rear upper spring perch screw jack. Even if the left side and right side sums are not equal, the cross weight can be made equal. In contrast, the left-to-right weight bias cannot be adjusted with spring perch adjustments but must be adjusted with the movement of ballast across the car.

So, why do we care about the cross weight?
Because this affects the bias of the car's performance towards a left or right turn. Oval track cars are biased towards left turns, and therefore run a lot of "wedge", that is, an unbalanced cross weight. For road cars and road race cars, generally it is best to have a balanced cross weight, so that left and right turns are equally good.

So my comment is that the stock 370Z, straight from the factory, has a pretty good cross weight. Immediately we can see (assuming a sample of many Z cars showed similar measurements) that the Z is precisely put together, and that the springs are quality units. The only other way to get a nice cross weight is to use horribly soft springs, and we know that's not true.



<script src="http://shots.snap.com//client/inject.js?site_name=0" type="text/javascript"></script><script src="http://shots.snap.com//client/inject.js?site_name=0" type="text/javascript"></script>

Wow! Great post! :tup:

dyezak 12-22-2008 10:35 PM

I'd like to see how the cross weight changes (or doesn't) as fuel is removed. Also, it would be nice to see how driver weight effects the cross weight.

drmike 12-22-2008 10:50 PM

Quote:

Originally Posted by dyezak (Post 11455)
I'd like to see how the cross weight changes (or doesn't) as fuel is removed. Also, it would be nice to see how driver weight effects the cross weight.

Most definitely, so would I. Someone, quickly, pick up your new 370Z and drive it straight to my house so I can put it on the scales.
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18rgcelica73 12-22-2008 11:16 PM

Wow under 3300 pounds and with that cross weight and power. Should prove to be a very fun car at events

shumby 12-23-2008 01:16 AM

^^^^ black paint weights lass than blue



will be interesting to get this thing out and through it around man january cannot come soon enough

18rgcelica73 12-23-2008 10:42 AM

Well from what I have learned the peal in the monterey blue actually absorbs light and transfers it to power for the engine to consume less fuel and make gobbs more power.;)

Namir 12-23-2008 11:47 AM

Quote:

Originally Posted by shumby (Post 11510)
^^^^ black paint weights lass than blue



will be interesting to get this thing out and through it around man january cannot come soon enough

shumby is just trying to get everyone to buy a black one so that he can get a white one without everyone else having one :p


I on to you shumbs!

nogoodname 12-23-2008 04:39 PM

Black does weight less, all the rain droplets evaporate instantly b/c of the heat the Black paint accumulates, while white cars will just gather the rain droplets

18rgcelica73 12-24-2008 10:57 AM

I would assume this as well for the Monterey blue, except the pearl wont even let the rain touch the car too sexy.

Crash 12-25-2008 04:22 AM

Damn it Shumby! LOL

Black weighs 10lbs more per gal. :D White however weighs -1Lbs per gal.

AND YOU'RE ALL WRONG!!! The weight is 1499Kg. That's 3304.73 Lbs.

Do the math:
1KG = 2.20462 Lbs
1499 * 2.20462 = ????

That's right! 3304.72931

Any questions?

References: kilograms to pounds - Yahoo! Search Results

18rgcelica73 12-26-2008 01:16 PM

Oh well still lighter and more powerful.

Endgame 12-26-2008 02:27 PM

Right!

AndreZ Cadena 03-26-2009 05:29 PM

Will weight increase if I do the rihno liner on the outside? ... you know to protect the paint. :tup:

klubbheads 03-26-2009 05:53 PM

Quote:

Originally Posted by dyezak (Post 11455)
I'd like to see how the cross weight changes (or doesn't) as fuel is removed. Also, it would be nice to see how driver weight effects the cross weight.

The driver weight does affect the crossweight quite a bit. That is why any reputable alignment place will corner balance the car with you sitting in the driver's seat incase of coilovers.

Chaddrift 07-13-2012 10:44 PM

this thread fell off purpose but still awesome !

SPOHN 07-14-2012 07:47 AM

Quote:

Originally Posted by Chaddrift (Post 1820961)
this thread fell off purpose but still awesome !

Actually you made it fall off even more for bringing back a thread over three years old. :shakes head:

370Z Purist 07-14-2012 02:22 PM

Quote:

Originally Posted by SPOHN (Post 1821167)
Actually you made it fall off even more for bringing back a thread over three years old. :shakes head:

holy extreme zombie thread, batman!

DjSquall 07-14-2012 02:23 PM

http://img-cache.cdn.gaiaonline.com/...Necromancy.jpg

red6spd 07-14-2012 02:52 PM

Just saw this thread. Where are all the people who said I was wrong and the scale must be wrong at englishtown when I told them my Z with me in it came in at over 3500 pounds.

tranceformer 07-14-2012 03:16 PM

IIRC my Z at Englishtown when it was stock ended up as 3420 lb w/ me (140lb) and a 1/3 tank of gas.

A little math and that's something like ~3280 lb no driver, 1/3 tank of gas.

OR

3350 lb, no driver, full tank of gas

For sh*ts & giggles my 350Z modded (depending on how much gas) was anything from 3350 lb to 3400 lb w/ driver. This was also at Englishtown.

street2soul 07-30-2012 04:15 PM

1kg = 2.20462 lb

red6spd 07-30-2012 04:59 PM

Quote:

Originally Posted by tranceformer (Post 1821470)
IIRC my Z at Englishtown when it was stock ended up as 3420 lb w/ me (140lb) and a 1/3 tank of gas.

A little math and that's something like ~3280 lb no driver, 1/3 tank of gas.

OR

3350 lb, no driver, full tank of gas

For sh*ts & giggles my 350Z modded (depending on how much gas) was anything from 3350 lb to 3400 lb w/ driver. This was also at Englishtown.




Yea well I posted my figures in another thread and was told I was wrong and since I dony have a printout the scale was probably not calibrated properly.


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