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Buddies LS vs. 350z *pics*

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Old Dec 27, 2003 | 12:04 PM
  #31  
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Originally posted by ludeboom
or ford didnt use their resources h:

how does building an NA engine vs building a turbocharged engine, mean there is more aftermarket support and speed for NA?

i take it you are still waging your anti-turbo war

sure on a huge motor with a "screwed" blower (as you call it) there is going to be a lot of horsepower available

like i said b4, a turbo by nature will always develop more horsepower versus a supercharger on the same motor.

a supercharger's maximum efficiency is about 50% (and thats a "perfect" number)
while a turbo operates on average around 70%, (where as 100% would be its "perfect" number)

unfortunately for the supercharger, it uses some of its own energy to power itself, so therefore it is very inefficient compared to a turbo.

its retarded that you think a 9.08 @ 157MPH in a stock chassis car with interior, street tires and a 2.0 liter turbo is a shitty time compared to your "screwed blower".
how much more displacement are these friends of yours using?

~boom

I didn't say that I was "anti" turbo and I agree that they can produce more power.......but at high RPM's. There are pro's and con's with both systems. The thing that makes surpercharging popular is the fact that it compliments powerful NA enines by producing power instantly since it is connected to the drive system - although that does rob power. HOWEVER on large V8 motors that parasitic drag is tollerable. Turbo does have lag but can produce more power in the end. People say thay also produce more heat - but again big deal, I've never heard of that being a problem. The other thing is that if you have an engine failure and the motor shuts down while you're under heavy acceleration and the turbo is spinning, the unit can be damaged.

I don't know how familiar you are with superchargers. There are different types of superchargers, the old roots style (which are more inefficient) that run with twin rotors, and the newer centrifugal type superchargers which run with an impeller. The later are capable of running higher RPM's and are more efficient but the roots type can provide more low end rpm assistance. If you are into racing, the name of the game is "bite" off of the corner. The roots type blower will give that bite and allow you to get off the corner and onto the straightaway with good speed. The turbo unit would lag under acceleration but catch up at the end of the straightaway with it's top end potential. So at the end of the day you can spend more for a turbo while achieving the same result. That is really the reason I guess turbo has not made a huge impact on North American V8 cars - at least not yet.

My point with the NA engines is this: If you're going to produce race engines, you would take a base engine that is "basic" and has potential to soup up to sell to race customers and hot-rod customers. Take the WRX engine and 350Z........which one is likely to have more aftermarket potential? Correct me if I'm wrong but how much more can you do to the WRX engine besides beef up the pistons, rods and add a larger turbo unit? With the 350Z there is more room for work such as displacement and supercharging to compliment it's already great bottom end performance.

I don't think that 9.08 isn't respectable, especially for 2.0 litres. The fastest 4cyl I have seen was a Civic up this way that ran in the 10's which is impressive in itself..... but they are not all that common.
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Old Dec 27, 2003 | 03:06 PM
  #32  
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Originally posted by yellow civic ex
i wonder why most companies shy away from turbochargers these days...it just doesn't make sense. modern turbochargers are VERY reliable and drastically increase performance.
I think it's just market trends, and nothing really to do with performance, and this also goes back to when I think Diablo asked about why the Z didn't have hugh hp gains over the previous Z. Your average consumer doesn't really care about or need 300 hp in their car (and there are some people I know who I wouldn't want to have that much power in their car). I think your average person just test drives car and if they're satisfied with the amount of pickup the car has then it's a sale, they don't really care about quarter mile times and if they can beat whoever at the track. My dad's 88 accord had less than 100 hp and our 93 voyager has only 150 (less than my Civic) but they're still fine to drive around town....it really doesn't take that much power to move a car around. Turbochargers may be reliable, but it's another couple grand of development and equipment costs that go into a car, and that extra cost is passed on to the consumer.
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Old Dec 27, 2003 | 03:14 PM
  #33  
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Originally posted by Jkan2001
I'm going to turbo the SR20 instead and then we'll see who's the top nissan around here :fawk:
i want in on this too:fawk: nx2000-T coming this summer
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Old Dec 27, 2003 | 05:33 PM
  #34  
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has anyone hosted the vid yet?
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Old Dec 27, 2003 | 05:42 PM
  #35  
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yeaaaaaa
so what about the vid...
hyperlite offered to host it early on, but if thats not happenin then ill do it.

are you going to tell us that you cant rip the vid to the PC?

~boom
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Old Dec 27, 2003 | 09:14 PM
  #36  
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Originally posted by Fast-Ford
Correct me if I'm wrong but how much more can you do to the WRX engine besides beef up the pistons, rods and add a larger turbo unit? With the 350Z there is more room for work such as displacement and supercharging to compliment it's already great bottom end performance.
You can do just as much to the WRX as you can a 350z minus the two extra pistons and rods. It's got camshafts, valvetrain, intake manifold, etc... just like the 350z.
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Old Dec 28, 2003 | 09:08 AM
  #37  
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Originally posted by brtecson
i want in on this too:fawk: nx2000-T coming this summer
I didn't know we were having a contest, but very well. You should know that the Z is going to be boosted soon as well. We'll see who posts the quickest timeslips.
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Old Dec 28, 2003 | 04:46 PM
  #38  
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That would be interesting. Fastest cars by each manufacturer on HAN.
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Old Dec 28, 2003 | 05:37 PM
  #39  
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Originally posted by TeHJuSTiN
You can do just as much to the WRX as you can a 350z minus the two extra pistons and rods. It's got camshafts, valvetrain, intake manifold, etc... just like the 350z.
I know that, but the Z has more potential from those changes, minus the fact that it isn't even boosted out of the box. the two extra pistons will help this process.
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Old Dec 28, 2003 | 05:51 PM
  #40  
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Originally posted by Integrity
I didn't know we were having a contest, but very well. You should know that the Z is going to be boosted soon as well. We'll see who posts the quickest timeslips.
what kit are you getting?


and also...the wrx has the same, if not more potential, than the 350z...it is, afterall, awd. now, at the track it might not make too much of a difference, but in just about any street situation, it would. the story that i like and keep telling is my friend with the 11 second lightening getting destroyed by an sti in a street race. the lightening just couldn't hook up, and spun through 2-1/2 gears. by that time, the race was almost over and the subaru was 3-4 cars ahead.
there is also tons of aftermarket support for subaru, including turbo upgrades, stroker kits, pistons/rods, ecu....you name it.

but, if we are having a pissing contest about aftermarket support...no car has more than civics from the 90's.
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