 |
| Engine |
2.4 I-4 |
2.7 V6 |
Type
|
In-line four cylinder,
iron block and aluminum head |
Sixty-degree six cylinder,
aluminum block and aluminum head |
| Valve gear |
DOHC, four valves/cylinder |
DOHC, four valves/cylinder |
| Bore x stroke |
3.41 x 3.94 in./ 86.5
x100 mm |
3.41 x 2.95 in./ 86.7
x 75 mm |
| Displacement |
144 cu. in./2,351 cc |
163 cu. in./2,656 cc |
| Compression ratio |
10:1 |
10:1 |
| Horsepower (SAE net) |
138 bhp @ 5500 rpm |
170 bhp @ 6000 rpm |
| Torque (SAE net) |
147 lb.-ft. @ 3000 rpm |
181 lb.-ft. @ 4000 rpm |
| Emission control system |
Three-way catalyst |
Three-way catalyst |
| Ignition |
Electronic |
Electronic |
| Fuel system |
Multi-port electronic fuel injection |
Multi-port electronic fuel injection |
| Fuel pump |
Electromagnetic |
Electromagnetic |
| Fuel requirement |
Regular unleaded |
Regular unleaded |
| Fuel tank capacity |
17.2 gal./65 liters |
17.2 gal./65 liters |
| Cooling system |
Liquid cooled |
Liquid cooled |
| Coolant capacity |
7.7 qts./7.3 liters |
9.1 qts./8.6 liters |
| Engine oil capacity |
4.5 qts./4.3 liters |
4.8 qts./4.5 liters |
| Drivetrain |
5-Speed
Manual |
4-Speed Automatic |
| Transmission type |
Five-speed manual, overdrive |
Electronically controlled
four-speed automatic, overdrive
(Sportmatic clutchless shifting featured on cars with an automatic) |
| Gear ratios ( :1) |
| 1st |
3.455 |
2.842 |
| 2nd |
1.952 |
1.529 |
| 3rd |
1.296 |
1.000 |
| 4th |
0.943 |
0.712 |
| 5th |
0.775 |
- |
| Reverse |
3.455 |
2.480 |
| Final drive ratio ( :1) |
3.882 |
3.770 |
| Clutch type |
Single dry-plate with hydraulic
control |
| Body,
Suspension & Steering |
2003 Kia Optima |
| Layout |
Front engine, front
drive |
| Body type |
Steel unibody |
| Suspension |
Front |
Independent, double wishbone, coil springs,
anti-roll bar |
| Rear |
Independent, multi-link,
coil springs, anti-roll bar |
| Steering type |
Rack-and-pinion, power
assisted |
| Turns, lock-to-lock |
2.76 |
| Turning circle, curb-to-curb |
34.1 ft. |
| Brakes |
2003 Kia Optima |
| Type |
Hydraulic, vacuum power-assisted
Four-sensor, four-channel ABS (option) |
| Front |
11.0-in. vented discs |
| Rear |
10.3-in. discs |
| Electrical |
2003 Kia Optima |
| Battery |
12V, 68 AH, 600 CCA |
| Alternator |
13.5V, 110 amp |
| Starter |
Reduction, 12V, 1.2 kW |
| Wheels and Tires |
2003 Kia Optima |
| Wheels |
P205/60R15 90H |
| Tires |
6.0JJ x 15, steel |
| 6.0JJ x 15, alloy |
| Exterior
Dimensions (in.) |
2003 Kia Optima |
| Wheelbase |
106.3 in./2700 mm |
| Track |
Front |
60.6 in./1540 mm |
| Rear |
59.8 in./1520 mm |
| Length |
185.8 in./4720 mm |
| Width |
71.5 in./1815 mm |
| Height |
55.5 in./1410 mm |
| Ground clearance |
6.1 in./155 mm |
| Interior
Dimensions (in.) |
Front
|
Rear
|
| Head room |
39.0 in./990 mm
|
37.6 in./955 mm
|
| Shoulder room |
56.9 in./1445 mm
|
55.7 in./1415 mm
|
| Leg room |
43.3 in./1100 mm
|
36.2 in./920 mm
|
| Hip room |
55.8 in./1418 mm
|
54.4 in./1381 mm
|
| SAE volume |
Interior |
100.0 cu. ft.
|
| Trunk |
13.6 cu. ft.
|
| Curb Weights |
2.4 I-4 |
2.7 V6 |
| Five-speed manual |
3,281 lbs./1,488 kg |
- |
| Four-speed automatic |
3,301 lbs./1,497 kg |
3,279 lbs./1,487 kg |
| Weight distribution, front/rear |
52%/48% |
Data not available |
EPA Fuel
Economy
|
2.4 I-4 |
2.7 V6 |
| 5-speed manual (city / hwy) |
23 / 30 |
- |
| 4-speed automatic (city / hwy) |
22 / 30 |
20 / 27 |
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a Price Quote on a 2003 Kia Optima.
Although New-Cars.com checks with auto manufacturers and their representatives to confirm the accuracy of the data, it makes no guarantee or warranty, either expressed or implied with respect to the data presented here. All specifications, prices and equipment are subject to change without notice.
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2005
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