The injector will be noticed situated at the top of the cylinder, and the fuel pump at the side, there being a separate ... at the right moment; the timing of the injection being just as important as the timing of the spark in a petrol engine. A typical valve-timing diagram is shown in Fig. ... 40 Four-stroke engines are used for driving electric generators, and as marine auxiliary engines, as well as for road vehicles.
|Author||:||E. De Ville|