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Definitive S2000 CR Thread

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Old Jul 31, 2007 | 01:42 PM
  #1591  
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Originally Posted by toofast4yalll,Jul 31 2007, 01:31 PM
^ Thank you STL. I've been saying that since 2004 when they came out with the American-only 2.2L. Why do you guys think the Japanese still get the 2.0L that revs to 9k? It's easy to make torque at a lower RPM without stroking the engine and reducing the redline. You can change the timing, change the gearing, modify the header, modify the exhaust, etc etc etc. Stroking an engine should come with an increase in power, not just a little more torque at a little lower RPM.
Actually I believe the F22C has replaced the F20C worldwide, but again I think that partly a cost-cutting measure because I believe that new engine is easier/cheaper to make.
Old Jul 31, 2007 | 02:42 PM
  #1592  
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Originally Posted by s2ka,Jul 27 2007, 04:39 PM
Cheaper wheels? Bah! It's a new mold, that's where the cost is.

NSX-R tires? Tires still cost them the same amount. We're lucky that Honda has worked with the tire manufacturer to make a dedicated high performance tire that fits the S2000.
The cheaper wheels is a just a joke. It just looks cheaper with likely less aluminum than the current wheels. Yes, there is a new mold, but this new mold will be used for the standard S2000 also so the investment is not exclusive to the CR. It looks lilke Honda is changing wheels every 2 years now. 04-05, 06-07.

There is no cost savings with the RE070, but they are the same tire and the same size as the NSX-R. So it is not a dedictated tires for the CR. What it does do is give you extreme dry performance while depleting Honda's inventory of NSX-R parts.
Old Jul 31, 2007 | 02:46 PM
  #1593  
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Originally Posted by Mocky,Jul 30 2007, 10:01 AM
Work on your haggling skills.. people are buying '07s for $27k out the door.

No kidding, $27K for a standard S2000. That's good.

So if one go to buy a CR this fall, they will likely pay $10k more over the standard S2000.
Old Jul 31, 2007 | 04:00 PM
  #1594  
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Originally Posted by Silverf16,Jul 31 2007, 05:42 PM
It just looks cheaper with likely less aluminum than the current wheels.
Wow you can tell that just looking at a two dimensional picture.

Are you a metallurgist by trade ?
Old Jul 31, 2007 | 08:34 PM
  #1595  
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Originally Posted by Pointblank,Jul 30 2007, 09:58 PM
quadruple posting...BAN!
Fixed.

( . . . . . don't know how that happened. Musta been a screw-up in the website software.)

Old Jul 31, 2007 | 08:52 PM
  #1596  
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Originally Posted by STL,Jul 31 2007, 02:16 PM
Alan in Nevada,
Perhaps you need to read this:
http://vettenet.org/torquehp.html
The you'll understand..."It is better to make torque at high rpm than at low rpm, because you can take advantage of *gearing*."

What many people don't realize is that 2004s+ gained as much of their new "low-end power" from gearing changes as they did from larger engine. It's just too bad Honda dropped the redline so much to do it. Going to the 2.2L was initially just to appease the typical american buyer (since the rest of the world still got the award-winning 2.0L engine), but it also might have been a cost cutting measure as well (since the piston speed is slower in the new engine). IMO, Honda should have left the engine well enough alone -- as the 9k redline really makes the car a lot of fun to drive -- and just made the tranny changes.
I believe that hondas engine redesign in 04 had nothing to do with torque. They lowered the red line to reduce the number of over revs, 8k red line give a larger margin of error than 9. Then to compensate for the lost top end tourqe they increased stroke and improved gearing to make the more reliable car just as fun to drive as the ap1.
Old Jul 31, 2007 | 10:21 PM
  #1597  
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[QUOTE=STL,Jul 31 2007, 12:16 PM] Alan in Nevada,
Perhaps you need to read this:
http://vettenet.org/torquehp.html
The you'll understand..."It is better to make torque at high rpm than at low rpm, because you can take advantage of *gearing*."

What many people don't realize is that 2004s+ gained as much of their new "low-end power" from gearing changes as they did from larger engine.
Old Jul 31, 2007 | 10:36 PM
  #1598  
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Originally Posted by STL,Jul 31 2007, 01:39 PM
Alan in Nevada,

You also need to read this to better understand the true meaning of an engine's redline: http://en.wikipedia.org/wiki/Redline
"Redline refers to the maximum engine speed at which an internal combustion engine or traction motor and its components are designed to operate without causing damage to the components themselves or other parts of the engine."
I disagree with the Wikipedia posting. Wikipedia is not at the same level as a source of technical information as is a technical journal or an automotive engineering reference or textbook. Be aware that anybody can post anything on Wikipedia, and commonly do. Wikipedia is mostly valuable as a source of entertainment.

Have you never taken an engine over redline? Did it "grenade" on you? Was there any perceptible damage as indicated by its operatation afterward? I have, and the answer is no in all cases. Nor would I expect to see anything other than normal wear if the engine was torn down. Think about it: There is no magic about the redline that taking the engine above which the engine will be destroyed. Certainly, the higher the rpm's the more the parts are loaded and stressed, and the greater the acceleration of wear that is incurred. And certainly, in the days of yore old American engines were not designed for high revs and their redlines were set at an rpm that would prevent damage or destruction above which, but in the last 30-odd years almost all engines (virtually all Japanese and European engines) have been small-displacement, high-reving items and such an engine won't inevitably"blow up" when taken above redline. Now, we are not talking about flooring the accelerator pedal with the engine out of gear and not under load, which will definitely cause you problems, but taking the engine a few hundred rpm's over redline.

Old Jul 31, 2007 | 11:41 PM
  #1599  
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CR
Old Aug 1, 2007 | 06:34 AM
  #1600  
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Alan in Nevada,
I am perfectly aware of how wikipedia works, but to say the site is void of viable information is a bit absurd.

Repeatibly taking a stock engine substantially above the redline defined by the manufacturer will induce an early death of the engine -- whether you believe it or not. And redline certainly isn't "the rpm at which power and torque peak". For instance, the F22C has a redline of 8000rpm yet Honda says peak HP is reached at 7800pm and peak torque is reached at an even lower 6800rpm.



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