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2003-2009 Nissan 350Z

350Z is slow!

Old Jan 24, 2005 | 05:29 AM
  #41  
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s2000 feels faster? LMAO....
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Old Jan 24, 2005 | 05:35 AM
  #42  
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The 350z is deceptively quick! It feels slow, because of the linear power band. There is no kick in the a$$ like a turbo. I have ridden in modified evos that have torque curves that increase so fast, that the curves basically begin to go backwards on the chart. Ridding in a turbo car gives you an amazing surge, even a supercharger wont give that kind of feeling. That surge in power can be deceiving however, because as with stock evos, after 3500 rpms the torque curve squats down and takes a big ****, same with SRT-4s. STI's actually maintain a decent amount of torque in the upper rpms, stock. But back to the point, a Naturally Aspirated 350z won't give you that kick, but you will still be accelerating very quickly.
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Old Jan 24, 2005 | 06:13 AM
  #43  
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if i wanted a Firehawk SLP or GTO, i would have bought one.

if you want that feeling of acceleration, install some cushier springs in the rear so you get more weight transfer front to back on acceleration... you'll get that "faster" feeling.
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Old Jan 24, 2005 | 06:34 AM
  #44  
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Originally posted by FairladyZ
s2000 feels faster? LMAO....
LOL, I agree, my buddy's s2000 felt SOOOOOOOO SLOOOW when I drove it. When we raced though, it was pretty close.
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Old Jan 24, 2005 | 07:35 AM
  #45  
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you should pull on a s2000 becasue of the tq difference, after 3rd gear it shouldnt be close at all, and also the Zs top end is an advantage, you realy dont know how fast is a 350z unless your in a different car racing one, .....being in it seems not as fast, but from a outside stand point its a beast. When i first got my car , a idiot with a rx8 wanted some , and i was like are you kidding me, well, we went at it and as soon as i shifted into 3rd i was like 5 car legnths and still pulling , ..it was hilarious, and it didnt feel like it until i lowered the window lol and his reaction lol

Last edited by RBlover69; Jan 24, 2005 at 07:41 AM.
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Old Jan 24, 2005 | 08:44 AM
  #46  
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Hmmm....Interesting topic. Well, in my 10 years of liscenced driving, I have had 11 cars. Most of these have been over the past 5 to 6 years as I not only get bored with them quickly, but my profession involves a lot of driving so I rack up miles super fast. The most enjoyable "out of the hole" cars are definately ones with V8s. I had an IROC Camaro that would put you in your seat with tourque from just about any speed, but wasnt too special on the top end. The most refined motor that Ive had was a BMW 4.4 liter V8 in a '98 740iL. The BMW V8 not only makes lots of tourque, but is SO linear that it pulls consistently from idle to redline. On top of that, with the 5at slushbox, you could barely feel it shifting!! Very Very nice! The Z is more of a "momentum" car than just about any V8 car is. What makes the Z as fast as it is is the gearing........having said all that, I love the Z!! Its by far the sexiest car this side of 80k.
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Old Jan 24, 2005 | 09:08 AM
  #47  
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Risk

I'll back you up on the BMW 4.4L...it's like a smoother, better sounding, more powerful VQ. Definitely better than the old 4.5L V8 in the Q. The way that V8 flings even a huge car like the 7-series or X5 off the line is awesome...and the burble of that engine on deceleration is just badass.

NzZ
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Old Jan 24, 2005 | 12:52 PM
  #48  
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Originally posted by mpol99
LOL, I agree, my buddy's s2000 felt SOOOOOOOO SLOOOW when I drove it. When we raced though, it was pretty close.
That car is definitly not slow. I agree that the low end torque of the Z is an advantage. In the pre 04 models, the car was really quick above 6500 RPMs. If both cars are in their sweet spots, it is a drivers race.
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Old Jan 24, 2005 | 01:02 PM
  #49  
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Originally posted by Silver_Racer
That car is definitly not slow. I agree that the low end torque of the Z is an advantage. In the pre 04 models, the car was really quick above 6500 RPMs. If both cars are in their sweet spots, it is a drivers race.
Yeah, I agree with you.

In my comment I meant that it "felt" slower because of the lack of torque down low. In our race it was a very close race, so its definitely NOT slow.
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Old Jan 24, 2005 | 06:19 PM
  #50  
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It's all relative IMO.....The Z is, of course, a TRUE Sports Car, as opposed to a Sports COUPE like the Toyota Celica or Mitsu Eclipse. After a period of time, you may get a "need for more speed"....It happened to me in my '93 Toyota MR2 (135 HP)....As for me, 287 HP is plenty...for now
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Old Jan 24, 2005 | 06:33 PM
  #51  
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hey guys quit bitching!! at least u have a Z...I would die for 1! and never complain about it...the car is pure sexiness
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Old Jan 24, 2005 | 07:10 PM
  #52  
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Originally posted by 287HP
The 350z is deceptively quick! It feels slow, because of the linear power band. There is no kick in the a$$ like a turbo. I have ridden in modified evos that have torque curves that increase so fast, that the curves basically begin to go backwards on the chart. Ridding in a turbo car gives you an amazing surge, even a supercharger wont give that kind of feeling. That surge in power can be deceiving however, because as with stock evos, after 3500 rpms the torque curve squats down and takes a big ****, same with SRT-4s. STI's actually maintain a decent amount of torque in the upper rpms, stock. But back to the point, a Naturally Aspirated 350z won't give you that kick, but you will still be accelerating very quickly.
I think you got it backwards. Superchargers deliver torque almost instantaneously and give you a near flat torque curve. Turbos shine at higher rpms and have a more linear curve. Flat torque curves is what makes a car feel fast. Almost max torque is delivered from idle. It pins you to the seat from start to finish. In near-linear curves, the acceleration is gradual, kinda like being launched from a rubber band as opposed to getting hit from behind by a train going 40mph.
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Old Jan 24, 2005 | 07:37 PM
  #53  
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If z isn't fast, then s2000, M3, boxter couldn't be fast as well.
z might be slow, but it has got a better lap time then 911 and M3 in Road&track test drive. Put tt, and it will beat corvette.
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Old Jan 24, 2005 | 07:54 PM
  #54  
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Trust me guys, I have put now as of today about 25k into my car. The minute that I saw Charles (PHUNK) of CP Tuning (in Chicago) get all that hp on stock internals....I felt that I had to get more...NOW... XS Engineering has the car now and is swearing that they will pull out about 550-600hp when i get it back this friday. The rev limiter will be at about 7500 and the car will probably reach a top speed of about 165-170 mph. But you kno what....the minute that some gets past my hp range or mph top speed...i will want more, as will all of us. When is it ever enough....to be truthful, it never is....and thats the truth. I can honestly say that I will probably just park the car in the garage because I will probably kill myself if I truly open this car up fully on the freeway. But it is never enough....we will always want more....and thats the truth...

...oh yea....anyone wanna race..,,,pm me...LOL
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Old Jan 24, 2005 | 08:03 PM
  #55  
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Originally posted by ZRAYGO
Trust me guys, I have put now as of today about 25k into my car. The minute that I saw Charles (PHUNK) of CP Tuning (in Chicago) get all that hp on stock internals....I felt that I had to get more...NOW... XS Engineering has the car now and is swearing that they will pull out about 550-600hp when i get it back this friday. The rev limiter will be at about 7500 and the car will probably reach a top speed of about 165-170 mph. But you kno what....the minute that some gets past my hp range or mph top speed...i will want more, as will all of us. When is it ever enough....to be truthful, it never is....and thats the truth. I can honestly say that I will probably just park the car in the garage because I will probably kill myself if I truly open this car up fully on the freeway. But it is never enough....we will always want more....and thats the truth...

...oh yea....anyone wanna race..,,,pm me...LOL
Charles might want a piece
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Old Jan 24, 2005 | 08:03 PM
  #56  
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Originally posted by ZRAYGO
Trust me guys, I have put now as of today about 25k into my car. The minute that I saw Charles (PHUNK) of CP Tuning (in Chicago) get all that hp on stock internals....I felt that I had to get more...NOW... XS Engineering has the car now and is swearing that they will pull out about 550-600hp when i get it back this friday. The rev limiter will be at about 7500 and the car will probably reach a top speed of about 165-170 mph. But you kno what....the minute that some gets past my hp range or mph top speed...i will want more, as will all of us. When is it ever enough....to be truthful, it never is....and thats the truth. I can honestly say that I will probably just park the car in the garage because I will probably kill myself if I truly open this car up fully on the freeway. But it is never enough....we will always want more....and thats the truth...

...oh yea....anyone wanna race..,,,pm me...LOL
Im glad you're representing the Zs out there
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Old Jan 24, 2005 | 10:03 PM
  #57  
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The Z is faster the a S2K.
Like someone said earlier, a N/A v6 isn't going to make your FAST dreams come true unless you use F/I.
It is faster then it feels.
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Old Jan 25, 2005 | 11:33 AM
  #58  
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Originally posted by Mantis3024
I think you got it backwards. Superchargers deliver torque almost instantaneously and give you a near flat torque curve. Turbos shine at higher rpms and have a more linear curve. Flat torque curves is what makes a car feel fast. Almost max torque is delivered from idle. It pins you to the seat from start to finish. In near-linear curves, the acceleration is gradual, kinda like being launched from a rubber band as opposed to getting hit from behind by a train going 40mph.
Mantis,

I think I know what your trying to say, but your missing the point. A supercharger because it makes instantaneous boost, gives you an initial push once your mash the throttle, this is true. After you mash the throttle however, the curve remains flat so it harder for your body to detect the accleration, your body can quickly adapt to the change. A flat torque curve, does not make a car feel faster, it makes it feel slower. The reason is because there is no rapid change in torque, as is the case with a supercharger. A turbocharged car will slowly pick up speed, and then once you start making boost, wham, you are thrown into the back of the seat, and continue to feel the push as the torque curve spikes, making your body less able to adapt to the change, which in turn makes it feel faster. If you are talking about starting from a stand-still, then any car will push you back into the seat to some degree. Now running the same amount of boost, both cars will be close in quickness, but in terms of the fictitious force that we feel, the turbo, by creating a spike in torque, will make your body believe that the turbocharged car is faster. Also, linear and flat are one in the same, a turbocharged cars power curve is non-linear, not linear, and the acceleration is not gradual.

Last edited by 287HP; Jan 25, 2005 at 11:35 AM.
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Old Jan 25, 2005 | 08:05 PM
  #59  
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I found out something funny with the Z. One time, I reclined the chair to a higher position from my usual sitting position, then my car FELT faster. I sometimes do it randomly, and it really FEELS faster. I guess it has to do with the driving position of a person.
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Old Jan 25, 2005 | 08:12 PM
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Originally posted by 287HP
Mantis,

I think I know what your trying to say, but your missing the point. A supercharger because it makes instantaneous boost, gives you an initial push once your mash the throttle, this is true. After you mash the throttle however, the curve remains flat so it harder for your body to detect the accleration, your body can quickly adapt to the change. A flat torque curve, does not make a car feel faster, it makes it feel slower. The reason is because there is no rapid change in torque, as is the case with a supercharger. A turbocharged car will slowly pick up speed, and then once you start making boost, wham, you are thrown into the back of the seat, and continue to feel the push as the torque curve spikes, making your body less able to adapt to the change, which in turn makes it feel faster. If you are talking about starting from a stand-still, then any car will push you back into the seat to some degree. Now running the same amount of boost, both cars will be close in quickness, but in terms of the fictitious force that we feel, the turbo, by creating a spike in torque, will make your body believe that the turbocharged car is faster. Also, linear and flat are one in the same, a turbocharged cars power curve is non-linear, not linear, and the acceleration is not gradual.

not to be a jerk, but i feel the need to correct a misrepresentation about superchargers...

they are NOT "instant boost" unless you're downshifting into a lower gear.

they are engine RPM dependant... if you're only doing 2000rpm and the charger is designed to make 8psi PEAK boost, 2000rpm is going to net you only 1/4 of the boost if your peak is at 8000rpm, or 2psi, or approximately 20hp over stock.

some SC's are designed to pump more boost than actually used and incorporate a bypass valve to prevent overboosting beyond the desired boost level, but there are none that function to that effect in a boxed set for the 350Z. these are usually found with the centrifugal type SC's more so than the roots/Eaton based blowers/folders.


therefore, a supercharger's output will tend to show up as a smooth, progressive curve throughout the powerband. a turbocharged vehicle will tend to have a significant climb as peak boost will be reached as soon as the turbine reaches full speed as based on the engine's exhaust gas flow... usually at a lower RPM than an SC if properly sized and tuned. but it will be a dramatic increase, giving more of a "kick in the pants" feel, especially when boost rate and output significantly surpass the power output of the motor itself (if you've never ridden in a stock WRX, i welcome you to... you'll see that below 3000rpm, it's a slug, then when the turbine reaches full boost QUICKLY, pushing you into your seat).

as said by you and others about the 350Z, combined with it's phased cam timing, the torque curve remains linear, unlike that of forced induction vehicles, so it tends to give a more laxed feeling beyond the initial acceleration buildup of torque under 4000rpm... but the torque is definitely there in large quantities, as proven when lifting then depressing the accelerator.
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