Recent content by Mark bru

yea I was just confused because It doesn't specify to use motorcycle oil or anything wet clutch compatible

I recently got a 1982 Yamaha qt50 its a 50cc two stroke moped with separate oil for the transmission. It has a single gear with a centrifugal clutch. The manual calls for 10w30 4 stroke oil rated API SE. Initially I was thinking I could just put modern PCMO 10w30 and not worry about it because...