Oil Pump Assembly 6251‑10‑1000 for Komatsu 6D140 Diesel Engine

Product Attributes

Product Name: Oil Pump Assembly

Fit Engine: Komatsu 6D140

Part Number: 6251‑10‑1000

Condition: 100% Brand New, direct‑fit replacement

Material: High‑strength cast iron

Key Advantages

• Heavy‑duty cast‑iron housing and gear structure, stable output under high‑load working conditions
• Precision gear machining ensures stable oil pressure supply for whole engine lubrication system
• Good wear‑resistance, reduce pressure fluctuation during long‑time continuous operation
• Complete assembly with gears, seals and mounting brackets, ready‑to‑install
• Vital lubrication component for engine overhaul and maintenance

Product Description

This oil pump assembly part number 6251‑10‑1000 is designed for Komatsu 6D140 diesel engine. It delivers pressurized engine oil to crankshaft bearings, connecting rod bearings, pistons and other friction components. Widely used on heavy‑duty excavators, bulldozers, mining machinery and generator sets for engine repair.

We supply parts for Kubota, Cumm ins, CAT, Perkins, Yanmar, Isuzu, Komatsu, Mitsubishi, Hino, Nissan, Volv o, Deutz, Doosan, Daewoo, John De ere, Scania, Hyundai, JCB etc.

Shipping: Sea freight, air freight and international express are all available.

Tax Notice: All import duties and local destination taxes shall be borne by the buyer. Please verify local customs regulations in advance.

FAQ

Q1: Which engine fits this oil pump assembly?

A: It fits Komatsu 6D140 diesel engine, OEM number 6251‑10‑1000.

Q2: What symptoms of defective oil pump?

A: Low engine oil pressure warning, abnormal noise inside engine, overheating and premature wear of moving parts.

Q3: Installation tips?

A: Fill pump with clean engine oil before installation, check oil pressure after startup, confirm no oil leakage.

Manufacturer Supported Models