VW used lightweight pistons and valve gear, among the changes, in an effort to lower
frictional loses and improve thermal properties.
The MCV's zero - flow coolant flow mode cuts coolant distribution during a cold start to reduce
frictional loses while the engine warms up.
Not exact matches
Eventually, though, the orbit of V Hydrae's companion will continue to decay because it is
losing energy in this
frictional interaction.
Four - wheel - drive systems tend to be quite heavy and some of the engine's power can be
lost through the various differentials in the car, in addition to the
frictional losses of the powertrain.
What efficiency you gain in being able to pick any engine speed, you
lose in
frictional / parasitic losses.