The main component of a vehicle is its engine. It is also the main component that makes the vehicle move. A simple rotation of an engine can create a tremendous amount of torque which enough to power electrical components as well as mechanical components of the vehicle. But how are these engines made, first it is casted by a ceramic mold then refined to make it a solid block. Another technique may also include hoisting it on a rail to transfer and to put bolts on it. Also, including on the engine making is the process on making its parts like the construction of its camshafts and also its crankshaft.