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A Flywheel-Equipped Race Car Leaves Us Whirring for More Spinning at 36,000 revolutions per minute just two feet from my right thigh, a 31-pound flywheel is screaming like a five-horsepower Shop-Vac with the filter removed. The sound pierces the composite shell of my racing helmet and drills ...
Porsche 911 GT3 R Hybrid – Click above for high-res image galleryAfter leading the 2011 24 Hours of Nürburgring race for eight hours last year, the Porsche 911 GT3 R Hybrid was forced to retire after its combustion engine's valve spring failed less than two hours before the race's ...