Engine/Engine Design
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Model:
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S8
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Type:
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DOHC aluminum alloy 90 degree V8 spark-ignition engine, 2-stage variable-lenth air intake
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Bore:
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3.32 in. (84.5 mm)
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Stroke:
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3.66 in. (93.0 mm)
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Displacement:
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255 cu. in. (4172 cc)
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Compression Ratio:
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11.0:1
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Horsepower (SAE Net):
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360 @ 7000 RPM
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Torque:
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317 ft. lbs.@ 3400 RPM
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Cylinder block:
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Aluminum Alloy
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Crankshaft:
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Forged Steel, 5 main bearings
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Cylinder head:
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Aluminum alloy
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Valve Train:
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DOHC, belt driven, hydraulic lifters / 3 path variable intake manifold roller camshaft followers, variable intake camshaft timing
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Firing Order:
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1-5-4-8-6-3-7-2
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Cooling System:
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Water-cooled, thermostatically controlled radiator fan
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Fuel/Ignition System:
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ME 7.0 Motronic with electronic multi-point sequential fuel injection, hot film air mass sensor, solid state direct ignition with multiple coils, dual knock sensors w/cylinder selective knock control and fully adaptive controls, electronic throttle control
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Emission System:
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Dual 3-way catalytic converters w/individual (four) oxygen sensors
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Drivetrain
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Type:
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quattro all-wheel drive
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Transmission:
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Electronically controlled five-speed automatic with Tiptronic, dynamic shift program (DSP) and hill detection capability, lock-up torque converter and automatic shift lock
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Gear Ratios:
1st
2nd
3rd
4th
5th
Reverse
Final Drive
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Automatic
3.571:1
2.200:1
1.505:1
1.000:1
0.804:1
4.095:1
3.730:1
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Steering
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Type:
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Rack & pinion, servotronic - vehicle speed variable power assist
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Ratio:
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15.7:1
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Turns (lock-to-lock):
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2.7
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Turning circle (curb-to-curb):
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40.2 ft. (12.3 m)
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Suspension
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Front:
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Independent four-link, virtual steering axis, twin-tube gas-filled shock absorbers |
Rear:
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Controlled-toe trapezoidal link, with lateral control arm and additional track rod, twin-tube gas-filled shock absorbers
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Brakes
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Service brake:
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Anti-lock brake system (ABS 5.3), vacuum power assist, with asbestos-free linings, dual diagonal circuits and electronic rear brake pressure proportioning
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Front, size and type:
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13.6 in. (345 x 30 mm) - Ventilated disc
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Rear, size and type:
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11.0 in. (280 x 22 mm) - Solid disc
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Wheels & Tires
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Wheel size:
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8J x 18 cast aluminium, Avus styling
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Tire size:
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245/45 18 with Performance Tire
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Body
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Material:
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Fully galvanized (both sides) steel, aluminum front hood
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Corrosion protection:
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Multi-step anti-corrosion process
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Capacities
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Engine Oil:
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8 U.S. quarts (7.5 liter)
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Fuel Tank:
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23.8 U.S. gallons
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Cooling System:
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11.6 U.S. quarts
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Exterior Dimensions
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Wheelbase:
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113.4 in.
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Front Track:
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62.6 in. (1591 mm)
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Rear Track:
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62.2 in. (1580 mm)
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Overall length:
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198.2 in. (5034 mm)
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Overall Width:
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79.0 in. (1880 mm)
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Height (unloaded):
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55.8 in. (1438 mm)
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Ground Clearance:
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5 in. (126 mm)
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Curb Weight:
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4068 lbs. (1845 kg.)
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Interior Dimensions
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Seating Capacity:
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5
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Front Leg room:
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41.3 (1049 mm)
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Rear Leg room:
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38.4 in. (975 mm)
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Interior Volume front:
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51.7 cu. ft (1464.0 liter)
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Interior Volume rear:
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48.1 cu. ft (1362.0 liter)
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Luggage capacity:
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17.6 cu. ft (498.0 liter)
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Performance
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0-50 mph (0-80 kmh):
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n/a
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0-60 mph (0-100 kmh):
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6.3 sec
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1/4 Mile:
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13.9 sec
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Top estimated speed:
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155 mph (25o kmh) - Electronically limited for North America
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Fuel Economy
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City:
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15 mpg
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Highway:
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21 mpg
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Combined:
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17 mpg
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