Menyekanisha ubwoko bushya bwa mazutu ya compressor yo mu kirere, ushyigikire Yuchai, Cummins nizindi moteri ziremereye zidasanzwe za mazutu kugirango tumenye neza moteri ya moteri mubikorwa byose. Ibicuruzwa byacu byashizweho kugirango bitange ubwizerwe, imbaraga nini n’ubukungu bwa peteroli, bituma biba byiza kubucuruzi bushakisha igisubizo cyigiciro cyibikenewe byikirere bikennye.