http://www.autoblog.com/2007/02/08/chicago-auto-show-toyota-unveils-the-all-new-2008-scion-xd-w/
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Driving Performance
The xD is powered by the lively 1.8 L four-cylinder engine with dual
Variable Valve Timing with intelligence (VVT-i) that puts out 128 horsepower
. Customers have the choice of a five-speed manual transmission or a four-
speed automatic transmission. This 2ZR-FE engine features a roller rocker
system and light weight piston for better fuel economy and a piston cooling
oil jet