What kind of oil on a 1982 Honda xr80?

For a 1982 Honda XR80, it's recommended to use a high-quality 10W-40 or 20W-50 motorcycle oil that meets JASO MA specifications. Make sure to use a mineral or synthetic oil designed for four-stroke engines to ensure proper lubrication and performance. Always check the owner's manual for specific oil recommendations and intervals for oil changes.