Wednesday, July 8, 2009

More Wham, Less Slam with VarioCam

Imagine a technology that gives your 911 more power at the top end, more torque at the low end while increasing fuel economy and running smoothness and lowering emissions.
You have just imagined VarioCam Plus.
Here's the way Porsche describes it:
"The variation in intake timing is steplessly controlled by means of an electro-hydraulic rotary vane adjuster at the head of the corresponding camshaft.
"To improve throttle response during the warm-up phase, VarioCam Plus selects high valve lifts with retarded valve timing. In the middle and low load ranges, low valve lifts with advanced timing, increased fuel efficiency and exhaust emissions. High valve lifts generate high torques and maximum output."
Pretty cool huh?

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