Over the past few decades, four-strokes have supplanted two-strokes as the engine of choice in street and racing motorcycles. This shift was driven by the limitations of two-stroke engines ...
MotorTrend on MSN4mon
Porsche's Six-Stroke Engine Could Kill Four-Stroke DesignsThe German automaker sees your four-stroke engine and raises you... two more strokes. Ready for some math? Porsche just ...
Porsche's new patented six stroke engine might not be a thing of reality yet, but the new technology is still very ...
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