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<< 2003 Corvette Specifications
2005 Corvette Specifications >>

2004 Corvette Specifications

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Note:  All information on this page are courtesy of GM Media Archives.

For Release: July 1, 2003

2004 CHEVROLET CORVETTE | Specifications

Overview
Models: Chevrolet Corvette coupe, convertible, Z06
Body style / driveline: 2-door hatchback coupe, convertible and hardtop; rear-drive, front-engine
Construction: composite
EPA vehicle class: sports car
Manufacturing location: Bowling Green, Kentucky
Key competitors: Audi TT, BMW Z4, Dodge Viper, Porsche Boxster and Boxster S, Porsche 911
Engines
  5.7L V-8 (LS1) 5.7L V-8 (LS6)
Application: standard on coupe, convertible standard on Z06
Type: 5.7L V-8 5.7L V-8
Displacement (cu in / cc): 346 / 5665 346 / 5665
Bore & stroke (in / mm): 3.90 x 3.62 / 99 x 92 3.90 x 3.62 / 99 x 92
Block material: cast aluminum cast aluminum
Cylinder head material: cast aluminum cast aluminum
Valvetrain: OHV, 2 valves per cylinder OHV, 2 valves per cylinder
Fuel delivery: sequential fuel injection sequential fuel injection
Compression ratio: 10.1:1 10.5:1
Horsepower
(hp / kw @ rpm):
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
Emissions controls: catalytic converter AIR
4-speed automatic
catalytic converter AIR
6-speed manual
Estimated fuel economy
(mpg city / hwy / combined):
19 / 28 / 23 (manual coupe and convertible)
18 / 25 / 21 (automatic coupe and convertible)
19 / 28 / 23 (manual Z06)

Transmissions
  Hydra-Matic 4L60-E Tremec T56 (MM6) Tremec T56 (M12)
Type: 4-speed automatic 6-speed manual 6-speed manual
Application: std on coupe and convertible opt on coupe and convertible std 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: std: 2.73:1;
opt: 3.15:1
3.42:1 3.42:1
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:

front: .90 / 23; rear: .75 / 19.1

F55:

front: .90 / 23; rear: .75 / 19.1

Z51:

front: 1.13 / 28.6; rear: 1.13 / 23.6

FE4:

front: 1.18 / 30; rear: 1.13 / 23.6
Traction control: electronic traction control, active handling
Steering type: speed sensitive power-assisted rack-and-pinion
Steering 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 / 305 x 26

Swept area
(sq in / sq cm):

front: 263 / 1696; rear: 158 / 1018

Wheels/Tires
  Coupe and Convertible Z06
Wheel size and type: cast aluminum
optional: forged aluminum high polish
front: 17 x 8.5; rear: 18 x 9.5
cast spun aluminum
front: 17 x 9.5; rear: 18 x 10.5
Tires: Goodyear Eagle F1 GS
Extended Mobility
front: P245/45ZR17
rear: P275/40ZR18
Goodyear Eagle F1 SC
Asymmetric Tread
front: P265/40ZR17
rear: P295/35ZR18

Dimensions
Exterior Coupe Convertible Z06
Wheelbase (in / mm): 104.5 / 2656 104.5 / 2656 104.5 / 2656
Overall length (in / mm): 179.7 / 4566 179.7 / 4566 179.7 / 4566
Overall width (in / mm): 73.6 / 1869 73.6 / 1869 73.6 / 1869
Overall height (in / mm): 47.7 / 1212 47.8 / 1215 47.7 / 1212
Track (in / mm): front: 61.9 / 1572
rear: 62 / 1575
front: 61.9 / 1572
rear: 62 / 1575
front: 62.4 / 1585
rear: 62.6 / 1590
Curb weight (lb / kg): 3246 / 1458 3248 / 1456 3118 / 1414
Weight distribution (% front / rear): 51 / 49 51 / 49 53 / 47
Interior Coupe Convertible Z06
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 / L): coupe: 24.8 / 702; convertible: 13.9 / 394; Z06: 13.3 / 377
Fuel tank (gal / L): 18 / 68.1
Engine oil (qt / L): 6.5 / 6.15
Cooling system (qt / L): automatic: 11.5 / 10.9; manual: 11.8 / 11.2

Paint Codes
RPO Code Color Valspar Code PPG Code DuPont Code RM Code SW Code MS Code Azko Code WA Code
10U Arctic White W243 4185 B8949 19005 40911 - GMA89:10 9567
19U LeMans Blue Metallic L4998 6232 - - 66850 - GMA04:19 933L
41U Black K090 9700 F02H 13572 33756 3069 GMA78:19 8555
67U Machine Silver Metallic S892 6229 - - 66691 - GMA04:67 994L
70U Torch Red R311 4230 B9008 20002 42027 - GMA91:70 9075
79U Millenium Yellow w/ Tint Y1272 5593 MD413 - 58746 - GMA00:79 423G
86U Magnetic Red Metallic II L2382/83 5402/03 B9803/04 - 54703/49762 - GMA98:86 379E
88U Medium Spiral Gray Metallic N1963 5945 P4724 - 64595 - GMA03:88 812K

Note: Information shown is current at time of publication. We will update this page with any updates that should be necessary.


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