Rich; I think any class record that there is out there now will require
about 2 HP per cubic inch. That is with a push rod motor on gas and
turning alot of RPM.
Doug Odom
Richard Kensicki wrote:
>
> Whew, I sure picked a tough act to beat. Good thing I haven't cut any metal
>yet.;
> B or E/MR is beginning to look pretty sweet. The engine I had in mind to use
>will
> never put out 600 hp.
>
> Rich
>
> DOUG ODOM wrote:
>
> > If I remember right, it was a 302 ford trans-am motor leased from
> > Roush. I heard it made 620hp on the dyno. I also heard the cost of the
> > lease was about 20K. Roush did send a motor man with it to take care of
> > the tune up.
> > Doug Odom
> >
> > Richard Kensicki wrote:
> > >
> > > Tom
> > > Can you tell me anything about the Ron Benham car? I'm interested in
>what
> > > motor he was running, can't always presume chevy.
> > >
> > > Rich
> > >
> > > Thomas E. Bryant wrote:
> > >
> > > > Richard,
> > > > Yes, the Bobby Unser of Indy fame is the one. He was driving the
> > > > roadster formerly owned and built by Ron Benham. It was purchased and
> > > > prepared by the Leasing Company that Ron Hope is connected with for the
> > > > express purpose of getting Bobby into the 200MPH Club. This is the same
> > > > company that ran the same car, while Ron Benham still had it, pulling a
> > > > U-Haul Trailer.
> > > >
> > > > So far as the gear discussion goes, I don't know of any hard facts and
> > > > figures on HP loss through these various units. We run a Halibrand
> > > > Championship unit with a 4.11 ring & Pinion in our car. I have always
> > > > run the quick change rear axles for the convenience. I'm sure that I pay
> > > > a price for this, if I was to build another car it most likely would not
> > > > have a quick change, we don't really change the gear that often anyway
> > > > except changing back and forth from Bonneville and the Lakes.
> > > >
> > > > Richard Kensicki wrote:
> > > > >
> > > > > The land-speed mail is getting exhausting so I've got some new
>questions
> > > > >
> > > > > 1. How much HP is lost through the rear end? An article about a
> > > > > competition coupe (early 90's) used a 7.5 rear gear because it took 10
> > > > > less HP to turn it (compared to a 9) and the salt is too slick to
>hook
> > > > > up the rear and overload it. I would think a 9 inch rear would be
>needed
> > > > > to run the paving at Maxton.
> > > > >
> > > > > 2. Noticed that no one seems to use a quick change rear (what I've
>seen
> > > > > at least), is it the cost or drive train loss?
> > > > >
> > > > > 3. Anyone want to estimate how much HP would be needed push a D/GMR to
> > > > > 225? I see that the record is from 93 at 223 by B. Unser. Is that the
>B.
> > > > > I think it is? This record is very close to C/GMR of 225. Was this
>just
> > > > > a hot setup that worked and made the record difficult to break?
> > > > >
> > > > > 4. I'm waiting on a rule book but wanted to know if going to fuel or
> > > > > blower bumps you up a class without a cubic inch change? Thought I
>read
> > > > > that somewhere but can't verify it.
> > > > >
> > > > > Rich
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