E1-11EMU00018GASOLINE (PETROL)If knocking or pinging occurs, use a differ-ent brand of gasoline or premium unlead-ed fuel. If unleaded gasoline is not avail-able, then leaded regular gasoline can beEMU00027GasoholThere are two types of gasohol: gasoholcontaining ethanol and that containingmethanol. Gasohol containing ethanolcan be used if ethanol content does notexceed 10% and the fuel meets minimumoctane ratings. Gasohol containingmethanol is not recommended byYamaha because it can cause fuel systemdamage or engine performance prob-lems.EMU00858ENGINE OILIf the recommended engine oil is notavailable, another 2-stroke engine oil witha NMMA-certified TC-W3 rating may beused.Recommended engine oil:YAMALUBE 2 STROKE OUTBOARDOILRecommended gasoline:Regular unleaded gasoline witha minimum octane rating of 86(Pump Octane Number) = (R+M)/2