See also:

Engine compartment
1.6L 1. Engine coolant reservoir 2. Engine oil filler cap 3. Brake fluid reservoir 4. Air cleaner 5. Fuse box 6. Negative battery terminal 7. Positive battery terminal 8. Radiator cap 9. En ...

Additional Horsepower
The 2.4-liter 161-horsepower 4-cylinder engine has gained 23 horsepower from the early-2006 model and provides good acceleration below 60 mph—but average performance above that speed. The 2.7-li ...

THE VERDICT
Just a few years ago, the Kia Optima would have been a genuine competitor to the American sedans in the family car category. Unfortunately for Kia, companies like Ford and General Motors have made ...