John G. Hasler said: (quoted from post at 14:00:07 06/09/09) > A side benefit is the driver can leave switch
> off - thus the alternator disabled - during the
> run. Depending on the car"s electrical load this
> might yield an additional 1 HP or so at the rear
> wheels during a run.
I have to wonder why a drag racer would have an alternator at all.
One very good reason is that high performance, high rpm engines often need all the ignition energy you can get and that is often available at 14.7 volts, but not at 12 volts. Experience speaking.
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