Reverse Throw
The reverse throw is one of the moves which separates the
top drivers from the also ran's. As the name implies it is
the opposite of the forward throw, i.e. the vehicle changes
direction from reverse to forwards.
Below is an example of a reverse throw, performed by David
Beames in his special, the Delta S. The image shows that he
starts to the right and reverses until just before the garage
where he spins the car around and into the garage, breaking
the timing light to complete the run.
A reverse throw is different to the forward throw in that
it does not use the handbrake. Most of the time, the brake
is not used at all. The basic principle is to reverse at speed
and then sharply turn the wheel to initiate the spin. Once
the spin is started, the wheel needs to be straightened to
prevent the vehicle from continuing to turn as it spins. The
driver also needs to put the car into first gear, otherwise
he will reverse back the way he came. Once the vehicle is
pointing in the desired direction, some throttle can be applied
to move off.
As with all of the techniques used in motorkhanas, the only
way to do this is to practice ... a lot. Once the throw is
able to be performed correctly, then positioning and speed
need to be addressed. What really separates the men from the
boys is the ability to throw into the garage. This means that
the reverse throw is performed at such a position as to result
in the front wheels breaking the timing light as the throw
is completed. David Beames has done this in the image above,
but he didn't quite get it right as he has touched the flag,
resulting in a 5 second penalty.
In order to correctly judge when to initiate the throw into
the garage, you need to know a couple of things; how much
width you need, and how much depth you need. You can see above
that the special needs a bit more than a cars width to move
across during the spin, and a bit more than a cars length
of dept to rotate from reverse to forwards. These two values
will depend on the cars grip levels and wheelbase. The more
grip and more length of wheelbase you have, the more distance
you will need.
If you're having trouble, have a chat with one of the more
experienced drivers, I'm sure they'll be able to help you
out.

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