Maintenance for Your Vehicle
We recommend replacing oil after a few hours of run time.
10W40 motor oil for air cooled engines is good. Oil must be non-synthetic;
For motorcycles with wet clutch, like pitbikes (60cc,125cc), atvs (110cc,125cc), pmz125-1, pbz125-2
10W40 motorcycle specific oil with wet clutch additive is needed. Oil must be non synthetic.
Following is the oil recommendation from professional technician that apply to all vehicles.