 |
| Configuration |
Longitudinally mounted, 90-degree V8, cast aluminum block and heads, iron cylinder liners, fully counterweighted forged crankshaft |
| Bore x Stroke |
90.2mm x 90.0mm |
| Displacement |
4,601cc/280cid |
| Compression ratio |
9.85:1 |
| Horsepower (SAE net) |
305 hp @ 5,800 rpm |
| Torque |
300 lb. /ft. @ 4,800 rpm |
| Redline |
6,800 rpm (fuel shut-off at 7,000 rpm) |
| Valvetrain |
Double overhead cams, chain drive to exhaust cams, secondary chain from exhaust to intake cams, roller finger followers with hydraulic lash adjustment, ovate-wire beehive valve springs, four valves per cylinder |
| Intake valves |
2 per cylinder, 37mm head diameter |
| Exhaust valves |
2 per cylinder, 30mm head diameter |
| Fuel system |
Sequential electronic fuel injection |
| Intake manifold |
Tuned length thin-wall cast aluminum runners, cast aluminum plenum chamber |
| Throttle body |
Twin 57mm bore throttle body, simultaneously opening |
| Mass-air sensor |
80mm diameter |
| Port throttles |
Electronically actuated 34mm port throttles open to secondary intake valves at 3,250 rpm |
| Exhaust manifolds |
Cast high-silicon, molybdenum iron, manifold type, stud and nut attachment |
| Exhaust system |
Dual, stainless steel, 2.25 in. diameter tubes with minimal bends and 2.75 in. tips |
 |
| Rear axle |
8.8 in. limited-slip differential |
| Driveshaft |
Steel, with hardened yoke |
| Transmission |
Borg-Warner T45 5-speed manual; integral clutch housing |
| Gear |
Ratio |
Speed |
| 1st |
3.37 |
45 mph (72 kph) |
| 2nd |
1.99 |
77 (124) |
| 3rd |
1.33 |
115 (185) |
| 4th |
1.00 |
156 (250) |
| 5th |
0.67 |
|
| Reverse |
3.22 |
|
| Final drive |
3.27 |
|
 |
| Front |
Modified MacPherson strut, with separate spring
on lower arm, 400/505 lbs./in. variable-rate coil springs, 29mm stabilizer bar |
| Rear |
Rigid axle, upper and lower trailing arms, two leading hydraulic links, 165-265 lbs./in. variable-rate coil springs, shock absorbers, 27mm stabilizer bar |
 |
| Type |
Power assist, rack and pinion |
| Gear ratio |
14:7.1 (on center) |
| Turns, lock to lock |
2.38 |
| Turning diameter |
40 ft. 8 in. |
 |
| Front |
13.0 in. (330mm) vented disc PBR, twin-piston caliper |
| Rear |
11.65 in. (296mm) vented disc, single-piston caliper |
| ABS |
Bosch, three-channel, four-sensor system |
 |
| Wheels |
Cast aluminum, diamond-cut surface, five-spoke, 17 x 8 in. |
| Tires |
BFGoodrich Comp T/A ZR, 245/45ZR-17, unidirectional tread pattern |
 |
| Supplemental restraint system: Driver- and passenger-side (air bag). Always wear your seat belt. |
Standard |
| Anti-Lock Brake System |
Standard |
| Articulated sport seats (four-way power for driver) with cloth/vinyl trim, cloth head restraint, and power lumbar support |
Optional |
| Premium electronic AM/FM stereo cassette |
Optional |
| Power Equipment Group: Dual electric remote control mirrors, power side windows, power door locks, power deck lid release |
Optional |
| Rear window defroster |
Standard |
| Air-conditioning/manual control |
Standard |
| Speed control |
Standard |
| Front floor mats |
Standard |
| Dual illuminated visor mirrors |
Standard |
| Remote keyless illuminated entry |
Standard |
 |
| Electronics and Leather Trim Group, consisting of: Leather seating surfaces; Sport Buckets with power lumbar support; Mach 460 electronic AM/FM stereo/cassette; Total Anti-Theft System (TATS) |
| Rear deck spoiler |
| California emissions system |
| High-altitude principal use |
 |
| Exterior |
Crystal White Clearcoat, Black Clearcoat, Laser Red Tinted Clearcoat, Bright Atlantic Blue Clearcoat (black interior only). Late availability of Canary Yellow Clearcoat (black interior only) |
| Interior |
Black Cloth, Saddle Cloth, Black Leather, Saddle Leather |
 |
| Wheelbase |
101.3 in./2,573mm |
| Length |
182.5 in./4,636mm |
| Height |
53.2 in. (53.3 in.)/1,351mm (1,354mm) |
| Width |
71.8 in./1,824mm |
| Track, F/R |
60.0 in./58.7 in.; 1,524mm/1,491mm |
| Head Room |
38.2 in. (38.1 in.)/970mm (968mm) |
| Leg Room |
41.9 in./1,064mm |
| Curb Weight |
3,391 lbs.(3,531 lbs.)/1,541kg (1,605kg) |
| Fuel Tank |
15.4 gal./58 liters |
| Weight Distribution, F/R, % |
57/43 |
| (Numbers in parentheses are for Convertible) |
 |
| 0-60 mph |
5.5 seconds |
| Quarter mile |
13.9 seconds @ 101.6 mph |
| Top speed |
156 mph |
| Braking, 60-0 mph |
127 ft. |
| Braking, 80-0 mph |
227 ft. |
| 80 ft. slalom |
52.1 mph |
| 100 ft. skidpad |
0.89g |
 |
| EPA City |
18 mpg |
| EPA Highway |
26 mpg |