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SAE Technical Paper Series
Emission studies were carried out on clear-fueled and MMT ® -fueled 100,000-mile Escort vehicles from the Alliance study [SAE 2002[SAE -01-2894. Alliance testing had revealed substantially higher emissions from the MMTfueled vehicle, and the present study involved swapping the engine cylinder heads, spark plugs, oxygen sensors, and catalysts between the two vehicles to identify the specific components responsible for the emissions increase. Within 90% confidence limits, all of the emissionsdoi:10.4271/2004-01-1084 fatcat:oul57m2dtzekdl373ufywwvp3y