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How much power is too much?

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Old Feb 27, 2010 | 01:19 AM
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How much power is too much?

Hello, I have been interested in Evolutions ever since the VIII came to the states. I have also been on and off this forum for quite awhile just looking at the pictures and really deciding if i wanted one. Well, I'll be graduating college soon and I'm pretty sure I'm dead set on an X. I just have a few questions and I'm sorry if they have been answered before, I searched but I may have used a wrong phrase or keyword.

How much hp do you think is "too much" for a dd? I saw a video on Inside Line of a modded X vs a GT-R. I was actually really intrigued by it and think I would like to attempt a project like that myself. I believe the X was modded to around 430hp and beat it in an overall average time around Willow.

I guess really my main concern isn't the power per se as the GT-R has 485 I believe and it is still used as a dd for some people (maybe? haha). But would 430-450hp be too much for an MR or would the GSR be better equipped to handle that much power? Or am I waaaay off and 450hp is more suited for the track? If 450 IS too much for an MR what would be the "limit" before it can no longer really be used as a dd? Also i would like to take it to the track every once and awhile if that also influences my decision on an MR or GSR? Sorry if some of these are dumb questions. I honestly really have no idea haha.

Thanks everyone
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Old Feb 27, 2010 | 01:45 AM
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Gsr enough said you can dd whatever you want as long as you got the supporting mods and a good tune!

Edit: and also if you want to deal with the hassel of dd a high hp vehicle

Last edited by Lowso; Feb 27, 2010 at 01:53 AM.
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Old Feb 27, 2010 | 02:58 AM
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First off, OP, this has to be one of the best written posts I've ever seen. If I was a gay male, I'd want to date you. Hell, I'm so hetero it hurts, and I'm sort of attracted to you. Just a little. Few beers, and I'd hit on you.

Anyways...


I think the first question everyone needs to answer is "what is my goal". Is your goal, literally, to go and race GT-Rs at the track? Or is it primarily a "Hah! With the power I have, if I ever saw a GT-R, which I never will, since I live in Northern Freaking Kentucky, I'd have the power to beat him!" Which is a fine goal to have, mind you, its just worth thinking about.

400WHP is fairly easily attainable with a stock-frame turbo swap and associated bolt ons. It seems to be more or less par for the course for FP Green, FP Red, Blouch 2.0. These mods aren't really expensive or "Dangerous" per say.

The horsepower limit of the MR is more attributed to the limitations of the SST, and more so the limitations of not having cracked the TCU. If (or when, depending on how aroused gunzo is about the project ) the TCU gets cracked, the electronic limitations will be removed; and since the internals can already be upgraded by SSP, well, it's a whole new game.

So really, currently, the GSR would be a better choice to handle 450+WHP. And honestly, I can't really imagine a time when a standard clutch-transmission setup won't be more "reliable" than a new fangled SST that runs on love, cinnamon snaps, and unicorn blood.
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Old Feb 27, 2010 | 03:54 AM
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You know you have too much power when you make all 4 wheels spin out in the 4th gear lol..

If it is power that you seek, GSR it is. Not to mention having a regular manual gear box just feels soo right
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Old Feb 27, 2010 | 04:15 AM
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The "dog" is right here but U indicated that U are just coming out of school. Assuming U are thinking about a new X, let us add up the numbers, roughly.
$35-40K for the car and lets say another $10K for all the mods which include a turbo upgrade and all associated hardware to handle the increased power of >200whp over OEM. Do U have ~$45-50K and the time to have these changes made on UR only car at this point in time? If yes, then more power to U.

Later, Ken
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Old Feb 27, 2010 | 04:41 AM
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usually to increase top end power you need to sacrifice bottom end.

this is what hurts DD.
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Old Feb 27, 2010 | 05:16 AM
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I'll tell you like this. If you like to drive your car in all the conditions, every day that you feel like it, than 430 HP is way too much.

Let me share my experience:
My previous car was a IX and it had around 420 hp (crank) / 365WHP (DLL Dyno). Anyways, the car was an awesome drive while it had summer tires and the weather was hot. Anything else, the power was there so fast that it was impossible to drive relaxed in any weather. It demanded attention all the time. It was able to toss the rear end in all dry conditions in 3rd gear just as well...

That's why I decided I'm going to mod my X only where it improves spool (o2,downpipe,cat,uicp) and get it properly tuned. That should give more than enough power for a reliable and FUN daily driver in any weather condition the Earth throws at it.

My 0.02€ (approx 0.03c )
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Old Feb 27, 2010 | 07:42 AM
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Originally Posted by hotdog
Few beers, and I'd hit on you.
You straight guys are way too easy.

---
To the OP, one of my first considerations would be how uncivilized your clutch would have to be when handling the power output of the motor.

If you go with a manual transmission then a lot of people are going to considering anything other than a full-faced organic clutch to not be street friendly. Depending on how much you launch your car, you can use a 'comfortable' clutch to hold up to 400tq (Dynojet). If you launch the car too much then you'll need an uncivilized clutch regardless of power level.

On the MR you're limited by what the clutch packs can take. Without a lot of trick ($$) parts from SSP you'll also be limited to less torque than a GSR, somewhere in the 300's.

Horsepower doesn't matter as much as torque when it comes to clutches.
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Old Feb 27, 2010 | 07:52 AM
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"There is no such thing as too much power, only not enough tire!"
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Old Feb 27, 2010 | 08:34 AM
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I have 330 whp and found my self wanting more... Alot more so I recently bought a FP Green and am shooting for about 420 whp if Im lucky (no cams). In MI we have more snow than you will in KY so I would say 430ish would be perfectly fine. Just be ready for maintenance and other misc costs, the more you mod the more you have to monitor and worry about things breaking. But as long as its well put together you will probably want even more, its an addiction.

I have a GSR and would love the MR when I get caught in traffic but other than that manual FTW! Plus if your goals are 430whp Id be worried about that trans holding up in the auto.
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Old Feb 27, 2010 | 09:07 AM
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My idea of the proper amount of power is where you end up with too much and it upsets the natural balance of the car and its ability to put the power down properly.

for instance some here have indicated that maybe around 400 whp is starting to be too much for the AYC (active yaw control differential) to steer the car effectively. putting really sticky tires would just make the problem worse because the differential bias only can get so much torque transferred from one side to the other in a short period of time.

The evoX has been able to run well with lots of extra power, but as with any car, considering a large budget, you can mod so much as to require modding the rest of the car to handle the increases and it gets out of hand. My strategy for a street car was just to see what gains on the stock turbo are easy and learn to like it.
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Old Feb 27, 2010 | 09:25 AM
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Originally Posted by tephra
usually to increase top end power you need to sacrifice bottom end.

this is what hurts DD.
i agree on this! If your willing to pay maintenance costs of DD highly tuned vehicle and the gas consumption, then go for it.

IMO, 330-345whp/tq is enough to scorch KY plains and thats a good taget power for a DD and enthusiastic driving in some cases...
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Old Feb 27, 2010 | 09:47 AM
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Money = Hp
Do what you want man....
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Old Feb 27, 2010 | 09:55 AM
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600awhp feel just about right for DD

The rpm are soooo low at 80mph that you save ton's of gas
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Old Feb 27, 2010 | 11:10 AM
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Originally Posted by Sharkbite2000
600awhp feel just about right for DD

The rpm are soooo low at 80mph that you save ton's of gas
what kind of transmission/gear ratios are you using
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