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1999 Corvette Specifications

Steering | Brakes | Engines | Transmissions | Chassis |
Mileage/Performance | Trailering Information | Wheels & Tires

Model Availability
Corvette hardtop, Corvette coupe, Corvette convertible
EPA vehicle class Two Seaters
Assembly Bowling Green, Kentucky
Dimensions & capacities (inches/millimeters, unless otherwise noted)
Exterior Dimensions
Wheelbase
104.5/2655.5
Length (overall)
179.7/4565.6
Width (overall without mirrors)
73.6 /1869.6
Height (overall)
47.8/1214.1 (coupe)
47.7/1211.5 (convertible)
47.9/1216.7 (hardtop)
Tread -- front
62.0/1575.6
Tread -- rear
62.1/1575.6
Interior Front Dimensions
Headroom
coupe - 37.9/955.0
convertible - 37.6/955.0
hardtop - 37.8/959.5
Legroom
42.7/1085.8
Shoulder room
55.3/1405.4
Hip room
54.2/1377.8
Capacities
Passenger capacity
2
Passenger index (cu.
ft./liters)
coupe - 51.4/1459.4
convertible - not applicable
hardtop - 51.7/1467.9
Cargo capacity (cu.
ft./liters)
coupe - 24.8/704.1
convertible - 13.9/394.7 (top up) 11.2/318.0 (top down)
hardtop - 13.3/377.6
Fuel capacity
(gal./liters approx.)
19.1/75.7
Curb weight
(lbs./kg, est.)
coupe (with manual) - 3230/1465
coupe (with auto) - 3253/1476
convertible (with manual)- 3231/1466
convertible (with auto)- 3254/1476
hardtop (manual only) - 3174/1440
Engine oil
(quarts/liters)
6.0/5.6 (with filter)
Engine coolant
(quarts/liters)
11.5/10.9 (11.8/11.2 with manual transmission)
Steering
Type
Power-assisted, speed-sensitive, magnetic variable-effort power rack and steering
Ratio (overall)
16.1:1
Turns stop-to-stop
2.32
Turning diameter
curb-to-curb (ft./m)
40.0/12.2
Turning diameter
wall-to-wall
(ft./m)
41.3/12.6

Brakes
Type
Power-assisted, four-wheel vented disc with 4-wheel ABS
  U. S. STANDARD METRIC
Gross lining,
front/rear
(without grooves)
22.6/8.7 sq. in. 145.8/56.1 sq. cm.
Effective area,
front/rear
22.3/8.7 sq. in. 144/56 sq. cm.
Disc rotor diameter
x thickness, front
12.6 x 1.26 in. 302.3 x 1981.2mm
Disc rotor diameter
x thickness, rear
11.8 x 1.0 in. 302.3 x 1981.2mm
Total swept area,
front/rear
263/158 sq. in. 1696/1018.0 sq. cm.

Engines
Type
5.7 Liter (LS1) V8 SFI
Block
Cast aluminum
Cylinder head
Cast aluminum
Valve configuration
Overhead (OHV) intake manifold
Hydraulic lifters
Yes/Roller
Bore & stroke (in.)
3.90 x 3.62
(mm)
99.0 x 92.0
Cam drive
Chain
Redline (rpm)
6000
Displacement
(liters/CID)
5.67/346
Compression ratio
10.1:1
Fuel induction
Sequential Fuel Injection (SFI)
Horsepower/kW @
engine rpm
345 @ 5600/257 kW @ 5600
Torque/N-m (lb.-ft.)
350 @ 4400/475 N-m @ 4400
Exhaust system
Aluminized stainless steel
Tailpipe(s)
4, rear center exit
Ignition system
Coil near plug
Alternator
(amps)
50 at idle; 120 maximum
Battery (SAE capacity
rating,cca)
600
Recommend fuel
Premium unleaded

Transmissions
Model Corvette hardtop Corvette coupe/
Corvette convertible
Corvette coupe/
Corvette convertible
Transmission
6-speed manual (std.) 4-speed elec. automatic
with overdrive (std.)
6-Speed Manual (opt.)
Layout
RWD, mounted ahead
of rear axle
RWD, mounted ahead
of rear axle
RWD, mounted ahead
of rear axle
Gear ratios:
1st
2.66 3.06 2.66
2nd
1.78 1.63 1.78
3rd
1.30 1.00 1.30
4th
1.00 0.70 1.00
5th
0.74 - 0.74
6th
0.50 - 0.50
Reverse
2.90 1.91 1.91
Final-drive ratio 3.42 2.731 3.42
1 3.15 with optional Performance Ratio.

Chassis
Structure/frame
Integral perimeter frame with center backbone/all-welded steel body frame construction
Body material
Fiberglass-reinforced plastic
Suspension -- Front
Type
Independent SLA forged aluminum upper and pressure-cast aluminum lower control arms; forged-aluminum steering knuckle, transverse monoleaf spring and steel stabilizer bar, spindle offset
Stabilizer bar
design/diameter (mm)
Link/23.0 (25.4 with hardtop and optional Z51 Handling Package)
Suspension -- Rear
Type
Independent 5-link design with toe and camber adjustment, cast aluminum upper and lower control arms and knuckle, transverse monoleaf spring, steel stabilizer bar and tie rods, tubular u-jointed metal matrix composite driveshafts
Stabilizer bar design
type/diameter(mm)
Ball joint link/19.1 (27.1 with hardtop and optional Z51 Handling Package)

Mileage/Performance*
Model Corvette Coupe, Corvette Convertible, Corvette Hardtop
Transmission Type 4-speed automatic 6-speed manual
Mileage: mpg litres/100 km mpg litres/100 km
City
17 13.8 18 13.1
Highway
25 9.4 28 8.4
Combined
20 11.8 21 11.2
Estimated cruising range: mi. km mi. km
City
325 523 344 553
Highway
478 769 544 875
Combined Engineering
382 615 401 645
*Based on 1999 GM engineering fuel economy estimates. 1999 EPA estimates not available at time of publication. The 1999 Corvette hardtop, coupe and convertible EPA estimates are projected to be the same.

Trailering Information
NOTE: Corvette models are not rated for trailering.
Coefficient of Drag
Coupe .29
Convertible .34
Hardtop .31
Wheels & Tires
Model Corvette Coupe, Corvette Convertible, Corvette Hardtop
Wheel type
Cast-aluminum 5-spoke (standard)
Magnesium 5-spoke (optional on coupe and convertible)
Wheel size
-front
17" x 8.5"
-rear
18" x 9.5"
Tire type
Extended Mobility (EMT) Goodyear Eagle F1 high performance
Tire size
-front
P245/45ZR-17
-rear
P275/40ZR-18
Spare size
Not applicable

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
11U Light Pewter Metallic N1248 5377 B9810 28019 54690 - GMA98:11 382E
13U Sebring Silver Metallic S057 3822 D8590 21787 35369 - GMA35:13S 9021
23U Nassau Blue Metallic L3182 5215 B9773 27001 54111 - GMA97:23 348D
28U Navy Blue Metallic L3325 5381 B9808 - 54695 - GMA98:28 352E
41U Black K090 9700 F02H 13572 33756 3069 GMA78:19 8555
70U Torch Red R311 4230 B9008 20002 42027 - GMA91:70 9075
86U Red Pearl tri-coat L2161/62 4999/00 B9542/49 - 50245/49762 - GMA95:86 127B
86U Red Tint tri-coat L2382/83 5402/03 B9803/04 - 54703/49762 - GMA98:86 379E

All specifications are preliminary and subject to change. Chevrolet Motor Division, June 1998.


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