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Bad steering feel on EVO...

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Old Jul 12, 2004 | 03:31 PM
  #46  
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Originally Posted by marksae
If we're always riding on our bumpstops our cars would handle like absolute ****. And why would you say the shocks are too soft? The ride is pretty damn bonejarrying to me.
Well that's the thing, it's too stiff for comfort but the front end rolls like a beatch on hard corners...
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Old Jul 12, 2004 | 03:37 PM
  #47  
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From: Outer Space
Originally Posted by plokivos
They close that thread down? Why? You could say Jap, but you can't say Jew?

I guess I can't say white people or black people either. I guess I have to say Anglo saxon heritage people and african descendent american people.

wtf
Well it's more like you can say "Israeli" but you can't say Jew. A Jew is one who is of the Jewish faith, a Israeli is one who lives in Israel, just like a Jap, as you put it, is one who lives in Japan. It would be like saying a Buddhist designed a Skyline. Kind of makes you wonder what one's agenda for saying something like that is. Is it to anger people or get a reaction, or just an overall attempt to control another person's emotions? Or is it an attempt to simply convey information?
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Old Jul 12, 2004 | 03:46 PM
  #48  
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From: Boulder, Co.
Originally Posted by 00R101
What you are feeling is not bump steer. Bump steer is the change in toe as the suspension is compressed or as it is expanded. In general, this change is subtle and not terribly noticeable on street cars.

What you are experiencing is simple physics. We have stiffly sprung cars. When there is a pothole and you are turning the tire loses contact with the ground and the momentum of the car carries it straight until the tire contacts the ground. In other words the car does a little dance or wiggle. That wiggle may have rotated the car in a slightly different direction than before so, when grip returns, it takes off in that new direction.

Also you my be experiencing tramlining. Tram-lining is what happens when your tire gets into some rut on the road and the steering pulls to follow that rut. Cars that have little play in their suspension bushings and/or that have no toe-in or maybe even a little toe-out and/or have wide, stiff tires and/or rotate easily experience tram-lining more frequently than typical family cars. The Evo has all these things and tram-lines badly. That's the price you pay for having a precise steering, easily rotated fun to drive car.

So, in short, what you describe is perfectly normal in our cars and not bump steer.

Regards,
Alan
Absolutely correct {thumb up} The other factor is not just the low profile tires in general but the spec'd tire on our car. The factory tires have the stiffest inside sidewall of any tire I have ever tested (and I do test tires ). They cause the miss diagnosed bumpsteer some of you guys are talking about.

We are not riding on our bump stops, the stock suspension is a little harsh but overall among the best stock suspensions ever put on a car at any price. That is not to say you can't make it even better (Ohlins anyone!). BTW the stock set-up is PERFECT on gravel and in the wet, as in rally car race set-up perfect. That makes it a little soft for dry track use but a damn good compromise all-around. EVO's RULE (we should have a special smiley just for that ).
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Old Jul 12, 2004 | 05:28 PM
  #49  
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Originally Posted by chronohunter
Absolutely correct {thumb up} The other factor is not just the low profile tires in general but the spec'd tire on our car. The factory tires have the stiffest inside sidewall of any tire I have ever tested (and I do test tires ). They cause the miss diagnosed bumpsteer some of you guys are talking about.

We are not riding on our bump stops, the stock suspension is a little harsh but overall among the best stock suspensions ever put on a car at any price. That is not to say you can't make it even better (Ohlins anyone!). BTW the stock set-up is PERFECT on gravel and in the wet, as in rally car race set-up perfect. That makes it a little soft for dry track use but a damn good compromise all-around. EVO's RULE (we should have a special smiley just for that ).
Yeah, the EVO corners like a total beast on the highway, like flyovers...oh man...but high speed tight corners....too much roll.
So what you are saying is that if I changed my suspension, I would have the same steering feedback b/c of the sidewall stiffness? i find that kinda hard to believe.....
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Old Jul 12, 2004 | 06:34 PM
  #50  
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From: Home of USGP!
Bump steer, tramlining, sneeze and you are off the road. After a week, everything else feels like you are driving a truck! The suspension and steering on the Evo are the best put in any production car, ever, period.

and it is far from harsh, stiff yes, but not harsh.....My M3 was way harsher, while not as stiff...
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