A six stroke engine is an engine having 6 cylinders (ie six combustion chambers). Each cykinder is connected to the crank shaft. it has different firing order for the cylinders...

In Africa most cars used are manual driven cars. Often, most cars jerks upon initial starting of the car b,cos the driven and driver shafts are not disengarged by applying...

that is a great idea. To convert sound into electrical energy sounds possible. am making serious research to enable ur dreams come true. cheer up. Owusu Buabeng