Exhaust emissions of motorcycles are very harmful to the environment and to human health.
Ethanol is an alternative fuel that can be used to substitute gasoline. Ethanol can be …

Jumlah populasi kendaraan yang semakin meningkat menyebabkan pencemaran
lingkungan semakin meningkat. Salah satu alat transportasi yang paling dominan adalah …

This research is a laboratory experimental research using a TV-1 type testing engine. This
study aims to determine the performance and exhaust emissions of a four-stroke motorcycle …

Spark ignition in internal combustion engine was occurred from the spark of the electrode
which is in the middle of the spark plug. The purpose of this study was to analyze the engine …

Meningkatnya jumlah kendaraan bermotor mengakibatkan peningkatan penggunaan bahan
bakar minyak. Salah satu cara untuk menghemat penggunaan bahan bakar minyak adalah …

A large number of motorized vehicles in Indonesia cannot be separated from the rapid
population growth. Fuel is one of the important components in vehicles, this is because the …

In line the population growth, technological developments and the increasing of vehicles,
the necessary of fuel is increase. Therefore, the people try to find an alternative fuel that is …

SMK merupakan sekolah yang mencetak lulusan berkompeten dan siap kerja. Namun,
wabah Covid-19 mengahruskan siswa belajar dirumah sehingga kompetensi lulusan SMK …

Jurusan otomotif merupakan jurusan yang sangat diminati masyarakat karena dianggap
memiliki peluang kerja yang tinggi. Namun, untuk bersaing dan berkompetesi dalam dunia …

The government is promoting the enforcement of over-dimensional and over-loading
vehicles. Overloaded vehicles usually require a lot of power so it affects the results of …