Issues with Ethanol as an Additive in Non- Road Motor Fuel. IBEX Presented By: John McKnight, NMMA. Ethanol GASOLINE. What are the effects of ethanol. Alcohol is a solvent Effective cleaning agent It will clean the boat fuel tank and the marina’ s fuel tank. Alcohol absorbs water
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Issues with Ethanol as an Additive in Non- Road Motor Fuel
Presented By: John McKnight, NMMA
Limit for Acceptable Operation
Limit for Emission Compliance
Acceptable Operating Range
Operation on E20 Gasoline
Operation on E10 Gasoline
Operation on Neat Gasoline
Lean Air:Fuel Ratio Rich
Cylinder head gasket burned
Exhaust leak out
E-20 Implications on Engine Durability
Cylinder Bore scoring
Head bolts discolored due to heat and carbon build up from exhaust gas blowing past bolt.