M1的機油是ENEOS吧? => 參考:
https://goo.gl/1VRcBN引言: Yamaha have found a little more power,in part through reductions in "friction".That had been a factor in the choice of "ENEOS",as sponsor and oil supplier.The "oil" ENEOS developed for Yamahagave the M1 an extra six badly needed horsepower."oil"機油或燃油? "fuel"呢? 哪種油"降摩擦"?