WHAT’S NEW?
A 10Best Cars winner in 2005, the SLK350 roadster gets a 32-hp boost for ’09. A higher compression ratio, a new intake manifold, and a modified valvetrain enhance the more powerful 3.5-liter V-6 and raise its redline by 1000 rpm. Unfortunately, the new engine won’t be hooked up to a manual transmission; Mercedes’ excellent seven-speed automatic with manual controls is standard. A new variable-ratio steering rack, dubbed “direct-steer,” quickens the steering the farther the wheel is turned off-center. Other changes include revised bumpers and a slightly retouched interior.
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