[V8] track F/R and fun stuff.....:-)

Ed Kellock ekellock at gmail.com
Wed Apr 18 12:21:23 EDT 2007


In regard to the V8's behavior when compared to the others, I would
also consider tire and tire pressure differences, not to mention
alignment.  Also, what is the weight distribution of the each of the
3?  Couldn't a higher terminal speed requiring a higher degree of
basic energy readjustment affect the dynamics also?

Ed

On 4/18/07, Tony and Lillie <tonyandlillie1 at earthlink.net> wrote:
> Just to clarify, the road is not washboarded, just rough. As in, many very
> small potholes. Picture a road made of typical ceramic plates, and that
> should do the trick. It is a straight road, though. The turn is after
> braking at the end.
>
> I'm not sure what shocks are on either Audi, or the 5000 that I did this
> with as well. One thing I didn't think about last night is that the 5000 was
> a bit better in this respect than the V8. As to Scott's comments, the V8
> sits lower than the 5000. Hmmmm.
>
> I definately think you are on to something with the shocks, though. Funny
> thing is, none of these cars have "bad" shocks, as in bouncy-bouncy.... I
> also thought about the unsprung weight originally, but the Ranger is clearly
> tops in this department. that got me thinking about suspension geometry.
> Clearly, when speaking about the rear suspensions of these, the Ranger is
> the most stable. IE, no amount of suspension movement is going to turn the
> rear tires side to side. Then, the 4000, as the contorl arms only articulate
> straight up and down. The V8 and 5000 are hinged toward the front at an
> angle. This is what I was thinking was the cause for the instability. Maybe
> I'm waaaaaay off base.
>
> The thing is, the V8 gets the worst under hard braking. It's not *too* bad
> when you are on the gas. Of course, I can't say under steady speed, because
> the game involves the highest speed attainable (it took me a little while to
> work up to 67) so it is full throttle, then full braking just before you
> turn.
>
> Tony Hoffman
>
>
> > As far as type 85 vs. 44- my thoughts go to the shocks almost
> > immediately....... at least in the context of the washboard road and the
> > Audi being
> > schooled by a Ford Ranger.....I had a 5000 tq I did a rallycross and  tsd
> > rally with
> > and found the newish Boge's I had in the car not able to  deal with any
> > speed
> > effectively, what do you think? I think the breakup of  traction could be
> > the
> > wheels are just not on the ground = no traction.
> >
> > I also think the type 85 fundamentally sits lower than the comfort biased
> > type 44 suspension. I know a few folks that have them (Mark Besso are you
> > out
> > there?) who might confirm or deny it.I admit to not really knowing about
> > 85's,
> > as I never got excited over them being a little portly for my tastes.


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