Fuel tanks

[Phil Payne]

> > That's counter-intuitive and counter-practice: More wheel-drive
means
> > lesser fuel tank
>
> not really.  more wheel drive means poorer fuel economy, so a bigger
> tank gets the same range.

Not what Audi's tests actually showed, though.  The quattro models
deliver VERY slightly better fuel economy than the 2WD models.

There's an SAE paper somewhere on exactly why - to do with differing
losses in tyre deformation.

--
  Phil Payne
  http://www.isham-research.com/quattro
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