| Overview |
| Body style / driveline: |
two-door, hardtop convertible / rear-wheel drive |
| Construction: |
hydroformed perimeter frame, structural center tunnel,
aluminum cockpit frame |
| Body material: |
composite exterior panels |
| Manufacturing location: |
Bowling Green, Kentucky |
| Key competitors: |
Mercedes-Benz SL500, Lexus SC430, Jaguar XK8 |
| Engine |
| Type: |
2004 Northstar RWD 4.6L V-8 |
| Displacement (cu in/cc): |
279 / 4565 |
| Bore & stroke (in/mm): |
3.66 x 3.31 / 93 x 84 |
| Block material: |
cast aluminum |
| Cylinder head material: |
cast aluminum |
| Crankshaft material: |
forged steel |
| Valvetrain: |
DOHC, four valves per cylinder, four-cam continuously
variable valve timing |
| Ignition system: |
coil-on-plug ignition, with extended-life dual platinum-tipped
spark plugs |
| Fuel system: |
sequential electronic fuel injection |
| Compression ratio: |
10.5:1 |
| Horsepower (hp/kw @ rpm): |
320 / 239 @ 6400 |
| Torque (lbs-ft / Nm @ rpm): |
310 / 420 @ 4400 |
| Recommended fuel: |
unleaded premium |
| Max. engine speed (rpm): |
6700 |
Estimated fuel economy
(mpg city / hwy) |
17/24 (est.) |
| Transmission |
| Type: |
Hydra-Matic 5L50-E rear-wheel drive, electronically-controlled
five-speed automatic with torque converter clutch and Driver Shift
Control |
| Gear ratios (:1): |
|
First:
|
3.45 |
Second:
|
2.21 |
Third:
|
1.60 |
Fourth:
|
1.00 |
Fifth:
|
0.76 |
Reverse:
|
3.02 |
Final drive ratio:
|
2.93 |
| Chassis/Suspension |
| Front: |
short/long arm (SLA) double wishbone, cast aluminum
upper & lower control arms, transverse-mounted composite leaf
spring, monotube shock absorber |
| Rear: |
Short/long arm (SLA) double wishbone, cast aluminum
upper & lower control arms, transverse-mounted composite leaf
spring, monotube shock absorber |
| Steering type: |
Magnasteer power-assisted rack-and-pinion |
| Steering ratio: |
17.2:1 |
Turning diameter,
curb to curb (ft / m): |
39 / 11.9 |
| Brakes |
| Type: |
power-assisted disc with 4-channel ABS, front and rear |
Rotor diameter x thickness
(in / mm): |
front 12.8 x 1.3 / 325 x 32
rear 12.0 x 1.0 / 305 x 26 |
| Wheels/Tires |
| Wheel type and size: |
spun-cast aluminum, 18 inch (457 mm) |
| Tires: |
Michelin ZP Extended Mobility
front: P235/50R18
rear: P235/50R18 |
| Dimensions |
| Exterior |
| Wheelbase (in / mm): |
105.7 / 2685 |
| Overall length (in / mm): |
177.7 / 4513 |
| Overall width (in / mm): |
72.3 / 1836 |
| Overall height (in / mm): |
50.4 / 1279 |
| Track (in / mm): |
front 62.2 / 1580
rear 62.2 / 1580 |
Minimum ground clearance
(in / mm): |
6.61 / 168 |
| Curb weight (lbs / kg): |
3643 / 1653 |
| Interior |
Seating capacity
(front / rear): |
2 / 0 |
| Head room (in / mm): |
37.6 / 955 |
| Leg room (in / mm): |
42.64 / 1083 |
| Shoulder room (in / mm): |
54.3 / 1380 |
| Hip room (in / mm): |
53 / 1346 |
| Capacities |
| Cargo volume (cu ft / liters): |
|
Top up:
|
11.6 / 328 |
Top down:
|
4.4 / 125 |
| Fuel tank (gals / liters): |
18.0 / 68.1 |
| Engine oil (qts / liters): |
10 / 9.5 5W30 Mobil 1 |
| Performance |
| 0-60 mph acceleration: |
5.9 sec. |
| Max. lateral acceleration: |
0.90g |
