waremark wrote:I have experienced both in modern automatics and cars with change up indicators that the manufacturers think the most economical rev regime is between 1,200 and 1,600.
I'm not sure it's directly for reasons of economy but directly to get as low a CO2 figure as possible in the standard tests. It's as if car design, in a number of areas, is being taken down a path to meet targets rather than to make a nice car to drive.