... or according to customer requirements 3.Specification:Used for Excavator oil pump for E200B 51-7948 4.Advantage:fast ... delivery tme,high quality and competitive price5.OEM:51-7948We are production and sales integration for excavator Engine parts, Accelerator motor ... parts, Electronic parts,final drive, seal kit. We can offer excavator parts for KOMATSU, CAT, HITACHI, KOBELCO, HYUNDAI, VOLVO, KATO ...