Zingaphezulu kwe-100 iintlobo zeemveliso ze-Plunger ze-YS, ezinokuhambelana neempompo zenaliti yamafutha yezithuthi ezahlukeneyo kunye nezixhobo zoomatshini kubathengi behlabathi. I-YS plunger inokuchaneka okuphezulu kwaye inokuvelisa i-fuel-pressure-low-pressure fuel-high-pressure fuel ngaphakathi kwexesha elichaziweyo, ngelixa iqinisekisa ukuguquguquka kwe-plunger ngexesha lomsebenzi. Ukunyakaza okuphindaphindiweyo kwe-plunger kwi-sleeve ye-plunger yenza umsebenzi wepompo yokutofa ukufunxa ioli kunye neoli yokupompoza.