* Top track speed electronically limited to 155 mph in the U.S.
**
EPA estimate; your mileage may vary. See your local Audi dealer for details.
S8.
2009 Specifications
S8. Model Configuration
S8 5.2 450 hp with six-speed Tiptronic
®
automatic transmission and quattro
®
all-wheel drive
S8 5.2
Power and Performance
|
450 hp – DOHC all-aluminum 5.2 liter V10 with FSI
®
Direct Injection with four valves per cylinder, variable valve timing and two-stage intake manifold
|
Displacement: 317.88 cu. in.
|
Bore: 3.33 in. Stroke: 3.65 in. Compression ratio: 12.5:1
|
Horsepower: 450 hp @ 7000 rpm
|
Torque: 398 lb-ft. @ 3500 rpm
|
0–60 mph in seconds: 4.9
|
Top track speed
*
: 155 mph
|
Fuel economy estimates, city/highway
**
: 13/19 mpg
74.6 "
79.8 "
199.3 "
64.1"
63.6 "
41.0 "
115.9 "
38.7 "
44.7 "
39.0
"
38.5
"
4.7 "
57.3
"
