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.
The Shovelhead engine was ultimately fitted to all of Harley-Davidson's big twin motorcycles throughout its production. The motors were first met with controversy due to the Shovelhead's weight and ground clearance. Because of this steering and weaving became a new issue that arose with motorcycles fitted with the engine.