What oil do you use in your bike, and why?

[Amber Lamps]

Originally Posted by JoshuaTree

Generic 20W50 motorcycle oil (normally Valvoline) - 6-7 Years. Now Castrol 20W50. I doubt I'll have any clutch related issues...

Yea sometimes I wish I had a dry clutch bike just so I could try different additives,like that crap Carroll Shelby reps..."Z's" or something. I use Lucas oil stuff in my car.