2004-2009 Suzuki LT-Z250 Service Manual, Page 307Get this manual
LT-Z250K606-MODEL)
FUELOIL
ITEM Fuel type SPECIFICATION Use only unleaded gasoline of at least 87 pump octane (R2M2) or 91 octane or higher rated by the Research MethodGasoline containing MTBE (MethyI Tertiary ButyI Ether), less than 10 ethanol, or less than methanol with appropriate cosolvents and corrosion inhibitor is permissibleGasoline used should be graded 91 octane or higherAn unleaded gasoline is recommended10.6 (2.82.3 USlmp gal) 2.6 (0.70.6 USlmp gal)SAE 10W-40, API SFSG or SHSJ with JASO MA 200 ml Change (2.31.9 USlmp qt) 300 ml Filter change (2.42.0 USlmp qt) 500 ml Overhaul (2.62.2 USlmp qt) Hypoid gear oil SAE #90, API grade GL-5 190 ml (6.46.7 USlmp oz) NOTE