Yamalube is actually a lubricant. It was designed for the Yamaha brand of motors and runs quite expensive compared to other oil.
well i know were you can buy yamalube 4 sae10wxx30 is
Citgo
i seriously have no clue but i will find out for you
This oil is semi synthetic.
yamalube 20w30
yamalube factory Yamaha
Yamalube it is ment for the bike.
If your asking about pre-mix oil that you mix with the gasoline, they recommend Yamalube "R" (Yamalube racing 2-cycle oil) Mixing ratio : 30:1 or Castrol A747 For the transmission and gearbox, Yamalube 4 (10W-30) or SAE 10W-30 type SE motor oil.
yamalube or 10w40
yamalube 4
yamalube 10w30
SAE 10W30 or yamalube 10w30