I heard this before. Is there any validity to that practice?
Sure there is, especially if you reset the ECU prior to making that drive.
I need help with this. Can you please elaborate? :)
Well in the first place we used to blow the carbon etc out of motors by driving at high speeds. Since that isn't all that safe etc you can do the same thing by gearing down and running somewhat high RPM without having to drive 100 plus mph.
I think that even with high tech engines and good gas that over time there is some buidup that can be somewhat cleared this way. For instance if a car