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Single
seater Champ Car racing on a banked oval circuit bounded by 5
foot high concrete walls was bound to attract a serious crowd
of existing fans and curious newcomers.
These cars are faster than the current Formula 1 and their speed
is staggering. The lap chart in the back of the printed programme
went up to 215mph, but by the time practice had finally been allowed
on the Saturday morning the fastest qualifiers were lapping at
more than 215mph!
These
cars cannot safely be run when there is any slight amount of water
on the track and due to the rain from earlier in the week water
was still seeping through the banking in what are known in these
circles as "weepers". The circuit is dried by the use
of old aeroplane jet engines mounted on the back of trucks which
are driven slowly around the track with their exhausts pointed
at the tarmac. The noise created by this is unlikely to endear
them to the local populace. So there was no practice on Thursday
or Friday.
The howl of the cars is something else altogether and it is difficult
to describe the impression of over 200 cylinders at 11,000 rpm
howling around the circuit at the same time. These 2.65 litre
engines give about 900bhp on methanol fuel and are turbocharged
up to a limit of 1.65 atmospheres.
With
only a short practice session on Saturday from about midday it
was always going to be a nail biting experience as lap times were
constantly improved upon. When practice ended at 1.45pm the fastest
lap was by Tony Kanaan in the Reynard/Honda at 215.397mph. This
was going to be a very fast track!
Because of the limited practice the starting grid would be decided
by Championship positions rather than practice times which was
also going to add to the drivers difficulties. After practice
the teams were allowed two hours to change their engines prior
to the eight minute installation session to check out the cars.
They then returned to the pits to have their fuel tanks topped
up and the race commenced at 4.45 after parade laps behind the
course car.
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All
this procedure is very unfamiliar to British race fans and there
was a considerable air of expectation as the 26 cars were released
into the race proper. The action was very soon coming as Junqueira
and Tagaki spun coming out of turn 4 on the second lap. The sight
of cars spinning at nearly 200mph with clouds of rubber smoke
is something which sticks in ones mind and marvels that they survive.
The course car was out at once and the race turned into a procession
whilst the damaged cars were removed. The 10 leaders are allowed
to use the pits during this period and can take the opportunity
to change tyres and refuel if necessary. The speed at which pit
stops are made is a determining factor in the outcome of the race.
These
cars are set up with larger tyres on the outside of the circuit
to aid their handling on the banking. The downside of this is
that they are totally unstable if the brakes are applied! It is
also a fine judgement as to when the tyres are up to their optimum
operating temperature and this may well have been a contributory
factor at the end of lap one. As the race progresses the leaders
start to lap the back-markers and this is where additional driver
skills are required. As the cars do not brake for the corners
or when closing on slower cars the faster driver has to judge
the point at which to lift off the throttle pedal and reapply
it in order to pass. This would be easier if it were not for the
momentum which is lost when backing off which is further reduced
as the turbocharger slows down and boost is lost.
The
course car was out again after Scott Dixon "lost it"
on the 106th lap, there already having been retirements by Fittipaldi
and Fernandez with mechanical problems. Time was starting to run
out by now and the organisers rightly decided to reduce the race
to 140 laps. The excitement was by no means over and it was one
of the most spectacular last lap finishes on record.
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