1. Chakwamba, khozgani viŵaro vya mapaipi ghakuzingilizga injini kuti mafuta ghaleke kusefukira .
2. Chachiŵiri, khozgani vyakukolerana vya mizere na vipangizo vya magesi kuti vileke kuphwanya dera, madera ghafupi, na kulumikizgana kwa pasi kukukhwaska ntchito ya magesi yakuzomerezgeka . .
3. Pamoza, wonani na kukhozga vinthu vikuru ivyo vikukolerana . Nga ni lamba wa jenereta, chigaŵa cha steering, dongosolo la galimoto, na matayala . .