The last time I checked, a Briggs & Stratton engine had 5.5 to 1 compression ratio.
Ask the US EPA to provide a comprehensive comparison between alcohol as an additive and MTBE, and you will receive nothing but a cold stare. Stations were mandated to require dual lined fuel tanks but other than the implementation the news feed went dead.
Mexico where alcohol is severely restricted my fuel mileage actually increases in the winter when MTBE is mandated.
Pablo's eyebrows shot upward when I penciled $3.45 Costco gasoline was more expensive to run than $3.73 US refined Mexican BP gasoline. It's all about corruption and using food for fuel for profiteering.
