2003 Cobra Specifications
Type Supercharged V8
0-60 mph 4.5 sec
0-100 10.4 sec
Quarter Mile (Coupe) est 12.9 sec @ 111 mph
Top Speed 155 mph (limited)
Type Longitudinally mounted, 90° V-8, cast iron block with aluminum heads, fully counterweighted forged crankshaft
Bore x stroke 90.2 x 90.0mm
Displacement: 4,601cc/280cid
Compression ratio: 8.5:1
Horsepower: 390 hp @ 6,000 rpm
Torque: 390 lb.-ft. @ 3,500 rpm
Specific output : 84.8 horsepower per liter
Redline: 6,500 rpm (fuel shut-off at 6,500 prm)
Valvetrain: Double overhead camshafts, chain drive to exhaust cams, secondary chains from exhaust to intake cams, roller finger followers with hydraulic lash adjustment, oval-wire beehive shaped valve springs, four valves per cyclinder
Intake valves : 2 per cylinder, 37mm head diameter
Exhaust valves : 2 per cylinder, 30mm head diameter
Fuel system : Sequential electronic fuel injection
Ignition system : Distributorless coil-on-plug
Induction system : Eaton Corporation Generation IV Roots-type supercharger with water-to-air intercooler
Boost pressure: 8.0 psi maximum
Intake manifold : Cast aluminum, tuned equal length runners
Throttle body : 57mm twin bore
Mass-air sensor : 90mm diameter
Exhaust manifolds: Cast iron
Exhaust system: Dual, stainless steel, 2.25-inch diameter; 3.0 inch polished exhaust tips
Front: Modified MacPherson strut system with gas-charged Bilstein™ monotube dampeners and separate 600 lb/in (500 lb/in on convertible) spring on lower arm, 29mm tubular stabilizer bar
Rear: Multi-link independent system, cast iron upper control arm, aluminum lower control arm, fixed toe-control tie rod, aluminum spindle, gas-charged Bilstein™ monotube shock absorber, 600 lb/in (470 lb/in on convertible) coil spring, 26mm tubular stabilizer bar
Front: 13.0 in. (330mm) vented Brembo™ disc, PBR™ twin-piston caliper
Rear: 11.65 in. (296mm) vented disc, single-piston caliper
ABS: Four-channel, four sensor system
Wheels: 17 x 9 in., five-spoke cast aluminum-alloy, machined surface, exposed lugs, optional chrome wheel available
Tires: Goodyear Eagle F1, 275/40ZR-17
Wheelbase: 101.3 in. (2,573mm)
Length: 183.5 in. (4,661mm)
Height: Coupe - 52.5 in. (1,336mm), Convertible - 52.9 in. (1,344mm)
Width: 73.1 in. (1,857mm)
Track, f/r : 60.3 in. / 60.3 in. (1,530mm / 1,530mm)
Head Room, f/r: 38.1 in. / 35.5 in. (968mm / 901mm)
Leg Room: 41.8 in. / 29.9 in. (1,062mm / 759mm)
Curb Weight : Coupe - 3,665 lbs. (1,662 kg), Convertible - 3,780 lbs. (1,715 kg)
Fuel Capacity : 15.7 gallons (59.4 liters)
Weight Distribution, f/r: 57% / 43%