How to get best milage out of a six speed manual transmission?

Question

Im going on the road trip and I am wondering what would be best RMPS to swich gears on six speed manual transmission. 5th speed should be on 55mph with 2.5RPM? 6th speed on 65 -70mph with 2.5RPM?

Answer 1

On a road trip, you will be spending most of your time on top gear.

what most important is that you use the cruise control. Everything else would pale in comparison.

Good Luck...