1985-1990 Suzuki LT50 Service Manual, Page 105Get this manual
l T50G ('S6MODEl)
FUELOIL
Fuel type
SPECIFICATION
Use only unleaded or low-lead type gasolme
at least 85 -95 pump octanemethod!89 octanehigher raled by re search
mett-,ad Gasoline used should be graded
Fuel tank Engine oil ype
8595 ac lane or higherAn unleaded or low lead type
gasoline is recommended