See also:

Under the Hood
For 2006, the 4.7-liter V-8 produces 263 hp and 323 pounds-feet of torque. Those numbers are down slightly from the 2005 model's 270 hp and 330 pounds-feet of torque due to new SAE testing procedu ...

Current Lexus IS 250
Lexus sells the IS 250 in a single trim level, with either rear-wheel drive or all-wheel drive. For power, the 250 comes with a 2.5-liter V6 rated for 204 horsepower and 185 pound-feet of torque. ...

Do-it-yourself service precautions
If you perform maintenance by yourself, be sure to follow the correct procedures as given in these sections. CAUTION: The engine compartment contains many mechanisms and fluids that may move ...