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2003 Corvette Specifications

New for 2003


Model Lineup
  Engines Transmissions
  5.7-liter V8 (LS1) 5.7-liter V8 (LS6) 4L60-E, 4-speed auto 6-speed manual
Coupe S S O
Convertible S S O
Z06 S S
Key:    Standard:  S, Optional:  O, Not available:  -

General
Model: Chevrolet Corvette Coupe, Convertible, Z06
Body style / driveline: two-door hatchback coupe, convertible and hardtop; rear-drive, front-engine
Body material: composite
EPA vehicle class: two-seater
Manufacturing location: Bowling Green, Kentucky
Key competitors: Audi TT, BMW Z3, Dodge Viper, Porsche Boxster and Boxster S, Porsche 911
Engines
  5.7L (LS1) V8 5.7L (LS6) V8
Application: standard on Coupe, Convertible standard on Z06
Type: 5.7-liter OHV 5.7-liter OHV
Block material: cast aluminum cast aluminum
Displacement (cu in / cc): 350 / 5665 350 / 5665
Bore x stroke (in / mm): 3.90 x 3.62 / 99.0 x 92.0 3.90 x 3.62 / 99.0 x 92.0
Cylinder head material: cast aluminum cast aluminum
Valvetrain: overhead valve, two valves / cylinder overhead valve, two valves / cylinder
Fuel delivery: SFI (sequential port fuel injection) SFI (sequential port fuel injection)
Compression ratio: 10.1:1 10.5:1
Horsepower (hp / kw @ rpm): manual: 350 / 261 @ 5200
automatic: 350 / 261 @ 5200
405 / 302 @ 6000
Torque (lb-ft / Nm @ rpm): manual: 375 / 508 @ 4000
automatic: 360 / 489 @ 4000
400 / 542 @ 4800
Recommended fuel: 91 octane 91 octane
Maximum engine speed (rpm): 6000 6500
Emission control system: catalytic converter, AIR catalytic converter, AIR
Estimated fuel economy
(mpg city / hwy / combined):
19 / 28 / 23 (manual trans Coupe and Convertible)
18 / 25 / 21 (auto trans Coupe and Convertible)
19 / 28 / 23 (manual trans Z06)
Transmissions
  4L60-E 6-speed manual 6-speed manual
Application standard on Coupe and Convertible optional on Coupe and Convertible standard on Z06
Gear ratios (:1):      
First: 3.06 2.66 2.97
Second: 1.63 1.78 2.07
Third: 1.00 1.30 1.43
Fourth: 0.70 1.00 1.00
Fifth: 0.74 0.84
Sixth: 0.50 0.56
Reverse: 2.29 2.90 3.28
Final drive ratio (:1): std: 2.73; opt: 3.15 3.42 3.42
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
Stabilizer bar diameter (in / mm):  
Standard: 0.75 / 19.1
F45: 0.75 / 19.1
Z51: 0.85 / 21.7
FE4: 0.85 / 21.7
Traction control: electronic traction control, active handling
Steering: speed sensitive power-assisted rack-and-pinion
Ratio: 16.1:1
Steering wheel turns, lock-to-lock: 2.66
Turning circle, curb-to-curb (ft / m): 40.2 / 12.1
Brakes
Type: power-assisted disc with ABS, front and rear
Rotor diameter x thickness (in / mm): front: 12.6 x 1.26 / 325 x 32; rear: 11.8 x 1.0 / 305 x 26
Swept area (sq in / sq cm): front: 263 / 1696; rear: 158 / 1018
Wheels/Tires
  Coupe and Convertible Z06
Wheels: standard: cast aluminum
optional: forged aluminum high polish
cast spun aluminum
Size, diameter x width: front: 17 x 8.5; rear: 18 x 9.5 front: 17 x 9.5; rear: 18 x 10.5
Tires: Goodyear Eagle F1 GS
Extended Mobility
front: P245/45ZR-17
rear: P275/40ZR-18
Goodyear Eagle F1 SC
Asymmetric Tread
front: P265/40ZR-17
rear: P295/35ZR-18
Dimensions
Exterior
  Coupe Convertible Z06
Wheelbase (in / mm): 104.5 / 2655.5 104.5 / 2655.5 104.5 / 2655.5
Overall length (in / mm): 179.7 / 4565.6 179.7 / 4565.5 179.7 / 4565.5
Overall width (in / mm): 73.6 / 1869.4 73.6 / 1869.4 73.6 / 1869.4
Overall height (in / mm): 47.7/ 1211.5 47.8 / 1214.7 47.7 / 1211.5
Track (in / mm):      
Front: 61.9 / 1572.3 61.9 / 1572.3 62.4 / 1584.5
Rear: 62.0 / 1574.5 62.0 / 1574.5 62.6 / 1589.5
Base curb weight (lbs / kg): 3246 / 1458 3248 / 1456 3118 / 1414
Weight distribution (% f / r): 51 / 49 51 / 49 53 / 47
Interior
Seating capacity (front / rear): 2 / 0 2 / 0 2 / 0
Head room (in / mm): 37.9 / 963 37.9 / 963 37.8 / 960
Leg room (in / mm): 42.7 / 1085 42.7 / 1085 42.7 / 1085
Shoulder room (in / mm): 55.3 / 1405 55.3 / 1405 55.3 / 1405
Hip room (in / mm): 54.2 / 1377 54.2 / 1377 54.2 / 1377
Capacities
Cargo volume (cu ft / liters): Coupe: 24.8 / 702; Convertible: 13.9 / 394; Z06: 13.3 / 377
Fuel tank capacity (gals / liters): 18.5 / 70.0
Engine oil w/ filter (qts / liters): 6.5 / 6.15
Engine coolant (qts / liters): automatic: 11.5 / 10.9; manual: 11.8 / 11.2

Note: Information shown is current at time of publication.


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