Amakhanda e-cylinder ayizinto ezibalulekile zenjini yangaphakathi yomlilo, esebenza njengengxenye engenhla yebhulokhi yenjini. Bakha igumbi lomlilo kanye nezinto ezibucayi ezinjengokudla nama-valve okukhipha, ama-spark plugs, nama-injova kaphethiloli. Ukuqonda umsebenzi nokubaluleka kwamakhanda amasilinda kungathinta kakhulu ukusebenza kwenjini nokuphila isikhathi eside. Indima eyinhloko ye-a