This fuel manifold is a replacement component with part numbers 3927633 and 3966863.It is compatible with wheel loader models HL730-7 and HM730TM-7; crawler excavator models R140LC-7 and R140LC9S; wheel excavator models R140W-7 and R140W9S; and crawler dozer models H70 and H80.It also fits Cummins engines including B3.3, B5.9 GAS PLUS CM556, 4B3.9, 6C8.3, B4.5, ISB CM2150, ISB6.7 CM2250, ISB6.7 CM2350 B101, ISBE4 CM850, ISC CM2150, ISC8.3 CM2250, ISL9 CM2350 L101, QSB3.9 30 CM550, QSB4.5 30 CM550, and QSB6.7 CM2250.This part is designed to restore proper fuel manifold function and maintain fitment specifications.