The Gordon Murray T.50 has the highest specific output of any street car, generating a whopping 165 horsepower per liter of engine displacement. This is what we motorcyclists would call utterly boring ...

Boxer engines may not be very common, but they're an interesting design and offer a few advantages and disadvantages. Here's how they compare to inline engines.

Internal combustion engines typically have low efficiency, with modern gasoline engines around 35% and diesel engines slightly above 40%. This inefficiency stems from the equal length of all four ...