Stop in for a cup of coffee

A little time to fiddle with the Truck.
Changed voltmeter. Is good.
Installed Tach. Also good.
Give the secondary flap 1/2 turn tighter. Way better.
Bad news? The tach sits at 2500 at 60 mph. 3 speed auto,3.55 gears and 265/75-16’s.
Does not sound bad.....