Lexus IS350 Engine Specs: The IS350 Base comes outfitted with a 3.5 liter, 6-cylinder motor that uses 24 valves. The engine, manufactured by Toyota, is mated to a six-speed transmission by Toyota. This arrangement has demonstrated to be an effective style for Lexus.

Read more about the 2008 Lexus IS350

The restyled IS350 Base is equipped with a Toyota 3.5-liter 6-cylinder engine that utilizes a total of 24 valves. The engine is paired with a Toyota 6-speed transmission. This configuration has proven to be a successful design for Lexus.

Read more about the 2009 Lexus IS350