15w - 40

[Wired]

would this oil weight be fine to run in my 400ex?? just was wondering cause i get it free and wonder if it would hurt my engine at all. thanks for any advice

jon

[frogburner]

Thats what i run in mine, and no problems yet....

[Dave400ex]

Isn`t that Oil for really Hot Conditions? I`m running a Straight 40 Weight.

[phatswinn]

im using mobil 1 motorcycle sinthetic 10w-40 and love it