Studi Eksprimen Optimasi Sudut Pengapian Pada Motor Bakar 4 Langkah 1 Slinder…

Currently the amount of fuel in Indonesia is increasingly depleted especially gasoline fuel, so it is feared in the future the amount of gasoline will be depleted out and exhausted. To overcome these problems, it needs an alternative fuel, one of which is bioethanol. Bioethanol can be mixed with gasoline so it can save the use of gasoline. Most of the vehicles owned by middle to lower class soc…