The front and rear lift numbers are very interesting. Mayf wonder if you can
add the formulas for these to your website or get the guy from CarTest to
add it to the program. Also might want to check out Bowling's Site I think
he might have the formulas.
Bill
----- Original Message -----
From: "DrMayf" <drmayf@teknett.com>
To: "Dave Dahlgren" <ddahlgren@snet.net>; "Ken Bond" <kmb2@humboldt.edu>
Cc: <land-speed@autox.team.net>
Sent: Friday, July 27, 2001 5:33 PM
Subject: Re: Coefficient of Drag and Frontal Area
> Interesting isn't it, the data I mean. I will look on my web site and see
if
> I have most of them. Will incorporate in the big Cd list along with the
CdA
> numbers already there. Dan mentioned in a previous post that it was useful
> to have a wind tunnel at your disposal to figure these things out. Sure
is!
> But if you are like me, I cannot afford the use of a large tunnel for
> anything. And if that is a public institution then is that what my tax
> dollars are going for? I stand behind my math and am looking forward to
> getting some data from you all this summer.
>
> mayf
>
> > very interesting on the front lift figures, more interesting than the
drag
> for
> > me..Turk are you reading this...
> > Dave
> >
> > Ken Bond wrote:
> > >
> > > Folks,
> > >
> > > I asked about Drag and Frontal Area over on a listserv
> > > dealing with corvettes and got the following information
> > > sent to me. Dan's comment about drag reminded me to send
> > > it along. Hope this chart might help some other folks
> > > as well. I found it most helpful.
> > >
> > > KEN
> > >
> > > (P.S.... put in courier font and the chart will line up
> > > if you have problems)
> > >
> > > *************
> > >
> > > >from the 1983 book "The New Corvette From A Through Z51"
> > >
> > > >Aerodynamic Data at 130 mph
> > > >
> > > >
> > > > Bhp needed
> > > > to overcome Front
Rear
> > > > air resistance lift
lift
> > > > at 130 mph lbs.
lbs.
> > > >
> > > >1984 Corvette 97 bhp 148 55
> > > >1980 Corvette 126 bhp 155 24
> > > >1979 Corvette 143 bhp 220
183
> > > >1963 Corvette 108 bhp 254
163
> > > >1982 Camaro 111 bhp 239 40
> > > >1982 Porsche 928 138 bhp 232
173
> > > >1982 Toyota Supra 109 bhp 290 57
> > > >1982 Datsun 280-ZX 111 bhp 174
116
> > > >1981 Isuzu Impulse 108 bhp 238
158
> > > >
> > > >
> > > >
> > > >
> > > >Comparing Aerodynamics
> > > >
> > > >
> > > > Frontal
> > > > Cd Area
CdA
> > > >
> > > >1984 Corvette .341 19.28
6.57
> > > >1980 Corvette .443 19.43
8.61
> > > >1979 Corvette .503 19.43
9.77
> > > >1963 Corvette .402 18.30
7.36
> > > >1982 Camaro .363 20.90
7.59
> > > >1982 Porsche 928 .445 21.10
9.39
> > > >1982 Toyota Supra .381 19.51
7.44
> > > >1982 Datsun 280-ZX .387 19.51
7.55
> > > >1981 Isuzu Impulse .389 18.90
7.35
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