20w50

i hate to start another oil discussion:rofl_200:but, i noticed that yammi doesnt have the 20w40 anymore:ummm: all they have is 20w50 . all the 4 cyl bikes i have ever owned i have used 10w40. 20w50 is for big v twins. :confused2: anyhoo....my dealer gave me a deal on the 20w50....so i used it...