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18k rpm

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Old 07-27-2010 | 04:27 AM
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Default 18k rpm

This is more of a curiosity type of question and nothing more. I guess the question I'm going to ask is more for the tech savvy of this forum, but here it is

- Why Honda did not build an S2k revving 18k rpm?

Sounds like a weird question? Impossible for a 4 cyl to rev 8k rpm you say?

Well, look at it this way; F1 cars can rev 18k rpm. I know they are 10 cyl engines, but does it matters in terms of reliability issue revving 10 cyl at 18k rpm vs. a 4 cyl engine to rev that high?

I don't see the difference, honestly. If a cylinder rev 18k times per minute, does it matter that 10 cyl do it at the same time vs. 4 cyl? I'm speaking just for reliability issue here, since most of you probably will say: THE S2k IS A 4 CYL, IT'S IMPOSSIBLE TO MEKE IT REV 18k rpm, UNLIKE A 10 CYL

Well, is it it really impossible to make 4 cyl revving 18kk rpm? Instead of 10 cylinders revving to 18k, we'd have 4 cyl revving to 18k

What's the problem with that? If F1 cars can race 3 hours in a row at 18k rpm, why not the S2k?

So I'm going back to my original question: Why Honda did not make a special S2k version to rev 18k rpm?

I'm not an engineer and am clueless about engines...... I am just asking an hypothetical question here
Old 07-27-2010 | 04:35 AM
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Old 07-27-2010 | 04:39 AM
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Because F1 engines don't last long at all. In fact a year or two ago the organisation called for a engine life rule change to be extended from two races to three. Just think about the speed these parts are spinning at; 9k in a DD is near unheard of the fact that Honda made this possible at a reliable rate is a marvel in itself. Now include the amount of times things are being combusted. The materials used simply can't stand that amount of work and be considered reliable.
Old 07-27-2010 | 04:40 AM
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Originally Posted by MasterForce,Jul 27 2010, 07:35 AM



Agreed.^^

Reliability and warranty come to mind as the first obstacle.
Also did you plan on running it on a private track because it is unnecessary for a street car.
Guess I could continue, but I think you get the idea.
Old 07-27-2010 | 04:45 AM
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Originally Posted by pmptx,Jul 27 2010, 04:40 AM
Agreed.^^

Reliability and warranty come to mind as the first obstacle.
Also did you plan on running it on a private track because it is unnecessary for a street car.
Guess I could continue, but I think you get the idea.
Well, also 9k rpm is unecessary for a street car, don't you think? And yet, we love to have that 9k rpm, don't we?

Of course 18k rpm is unecessary for daily driving, but to have it and to show it can go that high would be great
Old 07-27-2010 | 04:46 AM
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Old 07-27-2010 | 04:57 AM
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what do sport bikes rev to, 14k? and they do it reliably.
sure, honda can build an engine that will rev to 18k. but it'll be tiny and have to torque at all.
Old 07-27-2010 | 05:17 AM
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You need a VTECH system to go up to 18k rpm. Unfortunately, our S2000 was equipped from the factory with a VTEC system instead.

But yes, Honda can do it. However there is reliability and also engine sound level issues. Combine this with emissions levels and there you have it. Well, that is what I think anyway.
Old 07-27-2010 | 05:32 AM
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Its more a matter of commercial feasabiilty than technological possibility.

Remember, Honda is in the business of making money. A car that redlines at 18k rpms is not going to sell. Why do you ask? For starters, the noise levels alone would drive nearly 99% of potential buyers away. Secondly, the the lifespan on such an engine would be short making maintenance costs outweigh any benefit of ownership. And lastly, the money spent in producing a reliable system to balance the high revving engine would have to be recouped in pricing which in turn would make the car affordable to a select few. Honda doesn't want to compete with Ferrari and Lamborghin, Porsche and Bugatti, Pagani or anyother supercar maker.

In short, it just doesn't make business sense to do that.
Old 07-27-2010 | 05:48 AM
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Lol!!!! Think about who would even have the money to buy a 18k revving honda, if ever there will be one


Also, how could you even DD a car that revs to 18k rpm? have a 10.7 Final drive? hahaha


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