So speed the f*ck up then lol.  High gear, high speed, decent rpm (1500-2000) as economical as you're gonna get. 
Also 5th isn't a low gear...1 is before 5 mate, I'm sure you can count... 
	
	
	
	

Also 5th isn't a low gear...1 is before 5 mate, I'm sure you can count...
 
	
 
 

