Product Specification

Reliable Lubrication Solution for Doosan DE12 Series Engines

The Engine Oil Pump 65.05100-6044A is a premium replacement designed for Doosan DE12, DE12TI, and DE12TIS diesel engines. Built to OEM specifications, it provides consistent oil pressure and efficient lubrication to protect vital engine components in demanding working environments.

Manufactured with precision-machined gears and a durable cast housing, this oil pump delivers excellent lubrication performance, minimizes internal friction, and extends engine service life. It is an ideal choice for engine overhaul, scheduled maintenance, and replacement of worn or damaged oil pumps.

OEM reference 65.05100-6044A is commonly used on Doosan heavy-duty diesel engines installed in excavators, wheel loaders, industrial equipment, and generator sets.

Engine Compatibility

Compatible Engine Models

• Doosan DE12
• Doosan DE12TI
• Doosan DE12TIS
• Doosan D2366

Suitable Equipment

• Doosan Excavators
• Wheel Loaders
• Generator Sets
• Industrial Diesel Engines
• Mining Equipment
• Construction Machinery

OEM Reference Numbers

• 65.05100-6044A
• 65.05100-6051
• 400915-00021A

Please confirm your engine model and OEM part number before placing an order.

More Engine Parts Available

We offer a complete selection of diesel engine replacement parts for maintenance, repair, and overhaul.

Engine Components

• Cylinder Block
• Cylinder Head
• Crankshaft
• Camshaft
• Connecting Rod
• Flywheel

Engine Rebuild Components

• Full Gasket Kit
• Piston
• Cylinder Liner
• Piston Ring
• Main Bearing
• Connecting Rod Bearing
• Thrust Washer

Lubrication & Cooling Parts

• Oil Pump
• Water Pump
• Oil Nozzle
• Thermostat

Valve Train Components

• Engine Valve
• Valve Guide
• Valve Seat
• Valve Spring
• Valve Lock
• Valve Cap
• Tappet
• Push Rod
• Rocker Arm Assembly

Fuel System Components

• Fuel Injector
• Fuel Injection Pump
• Nozzle Sleeve

Your Reliable Engine Parts Partner

We are committed to supplying high-quality diesel engine spare parts to customers around the world. Every product is manufactured under strict quality standards and carefully inspected before shipment to ensure dependable performance and long-lasting durability.

Whether you are an importer, distributor, engine rebuilder, or equipment maintenance company, we provide reliable products, competitive pricing, and efficient worldwide delivery.

Frequently Asked Questions

Is this oil pump compatible with all DE12 engines?

This oil pump is designed for Doosan DE12, DE12TI, DE12TIS, and D2366 diesel engines. Please verify your OEM part number before ordering.

What OEM numbers does this oil pump replace?

It replaces 65.05100-6044A, and is also referenced with 65.05100-6051 and 400915-00021A on certain engine configurations.

What are the symptoms of a worn oil pump?

Common signs include low oil pressure, engine warning lights, abnormal engine noise, insufficient lubrication, and excessive internal wear.

Is this product suitable for engine overhaul?

Yes. It is an excellent replacement component during complete engine rebuilding or scheduled maintenance.

Do you provide wholesale and OEM services?

Yes. We support OEM, ODM, wholesale orders, customized packaging, and global shipping for distributors and engine parts dealers.

Keywords

• DE12 oil pump
• Doosan DE12 oil pump
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• DE12TIS oil pump
• Doosan diesel engine oil pump

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