New car's FC are higher at 1st. After a few services then the engine will go much more smoother and more power efficiency can directed down to the wheels and not loss to friction due to new-rough surface cylinders and pistons. Be cool, be nice to her, if not she'll eat away the fuel more often in the future. Try Googling, find how the Japs breaks their car's virgin. >.< I heard some people say rev to the red-line border at EACH gear. The overdrive gear no need too much, it'll get smoother over time. Also must service often. ^.^