Engine Differences

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Old Sep 20, 2006 | 10:03 AM
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Goccia's Avatar
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Default Engine Differences

What is the difference?
4.2L V8 SFI DOHC 40V
4.2L V8 FI DOHC 32V

I am about to buy an s4 I am trying to figure a few things out.

it is a 2005 or a 2005.5 how do I know?
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Old Sep 29, 2006 | 11:41 AM
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Default 8 valves?

S4's have the 40v v8 unless it's FSI then its a 32 valve car, but i think the only car with FSI in the states is the 2.0T and the rs4...
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