Transport of water in plants. The driving force behind water movement in plants is evaporation through the leaves, which acts like a magnet pulling water up the plantâs plumbing system. However, because water is evaporating from a living surface, it is called transpiration.
The biggest Harley Davidson sports unique and oversized parts. However, the classic model has a two-cylinder V-twin engine. The twin pistons are set on a pin at a 45 degree angle. This setup allows a powerfully built engine to be placed in a compact space.
A Harley Takes an Engine From Porsche. NO wonder many riders don't know what to make of the new V-Rod from Harley-Davidson: The engine was designed in Germany by Porsche and it has the first water-cooled engine in Harley-Davidson's 99-year history. The V-Rod doesn't look like any other Harley.