[BiturboS4] S4 without a turbo? (was.. something else)

[Ian McCloghrie]

On Jan 31, 2003 Michael Kuriger wrote:
> yes, to convert to RS6 specs, however you can slap the turbos on the
> stock NA motor and most likely get away with running 10 to 12 lbs of
> boost with only an ecu upgrade.

I doubt it.  340hp out of a 4.2L V8 is a moderately high state of
naturally aspirated tune.  It's got an 11.0:1 compression ratio which
is not exactly well-suited to turbo use.  12 pounds of boost on that
motor would be ping city.

--Ian