depends on what motorcycle
Use 10w40 4-stroke motorcycle oil. DO NOT use any type of automotive oil; motorcycle oil is needed because of the wet clutch.
what type of oil sould i use in a 650 cx custom motorcycle
Yamalube motor oil.
10 w 40 motorcycle oil
four stroke motorcycle oil .
20-50wt perfered motorcycle oil
Any motorcycle oil with the weight 20W50. I use Valvoline 4 stroke motorcycle oil 20W50 and it works fine!
depending on the climate. in Tucson i use 30wt. non detergent motorcycle oil. If you cannot get motorcycle oil use the next best thing.....remember...no detergents.
10w30 four stroke motorcycle oil. do not use car or truck oil!
oil ....................
SAE 20W-50 Synthetic Motorcycle Oil
motorcycle 10W40