Caterpillar 3116 Diesel Engine Oil Pump 2W8091 | Construction & Industrial Parts

Product Details

Product Overview

This heavy-duty oil pump, identified by the OEM part number 2W8091, is specifically designed for the Caterpillar 3116 diesel engine. As a critical component of the engine lubrication system, this oil pump ensures consistent and reliable oil pressure to all moving parts, reducing friction and preventing premature wear. The 2W8091 oil pump is a direct replacement unit, manufactured to meet or exceed the original equipment manufacturer (OEM) specifications for the Caterpillar 3116 engine family.

Commonly utilized in a wide range of heavy machinery, this oil pump is suitable for applications in construction equipment, industrial machinery, agricultural tractors, generator sets (gensets), marine propulsion systems, and material handling equipment. Whether you are overhauling a 3116 engine in a backhoe loader or performing routine maintenance on an industrial power unit, this 2W8091 oil pump provides the necessary flow and pressure for optimal engine performance and longevity.

Key Features & Benefits

• OEM-Specification Design: Manufactured to the exact dimensions and tolerances of the original Caterpillar 2W8091 part, ensuring a precise, bolt-on fit without modifications.
• Reliable Lubrication: Engineered to deliver consistent oil volume and pressure, protecting critical engine components like crankshaft bearings, connecting rods, and camshafts from damage.
• Durable Construction: Built with high-strength materials capable of withstanding the demanding operating conditions of diesel engines, including high temperatures and continuous heavy loads.
• Enhanced Engine Life: Proper oil pressure reduces friction and wear, directly contributing to longer engine service intervals and extended overall engine life.
• Rigorous Testing: Each unit undergoes a machinery test report and outgoing inspection to verify performance and reliability before shipment.
• Versatile Application: Suitable for a broad spectrum of equipment types, including construction, agricultural, industrial, marine, and power generation sectors.

Technical Specifications

OEM Cross-Reference

This product is a high-quality aftermarket replacement for the following original equipment manufacturer (OEM) part numbers:

• Caterpillar (CAT) 2W8091 – Primary OEM Reference

Note: While this part is designed as a direct replacement for the 2W8091, always confirm the specific OEM number stamped on your original pump or consult your engine’s parts manual for verification.

Compatibility

This oil pump is commonly used for the following engine and equipment applications:

• Engine Models: Caterpillar 3116 Diesel Engine
• Common Applications:
  • Construction: Backhoe loaders, excavators, wheel loaders, bulldozers
  • Industrial: Forklifts, generator sets (gensets), air compressors, pumps
  • Agriculture: Tractors, harvesters, sprayers
  • Marine: Auxiliary engines, propulsion systems
  • Material Handling: Cranes, telehandlers, reach stackers

Disclaimer: This product is an aftermarket replacement part. It is not manufactured by Caterpillar. All brand names and OEM numbers are for reference purposes only to ensure correct fitment.

Global Supply & Distribution

We offer worldwide shipping capabilities to meet the demands of international B2B buyers. Our logistics network ensures fast and reliable delivery to major ports and industrial centers across the globe, including:

• North America: Los Angeles, Houston, Chicago, Toronto, Vancouver
• Europe: Rotterdam, Hamburg, Antwerp, Felixstowe, Gdansk
• Asia-Pacific: Singapore, Shanghai, Tokyo, Sydney, Busan
• Middle East & Africa: Dubai, Jeddah, Durban, Lagos
• South America: Santos, Buenos Aires, Callao

With years of export experience, we ensure all shipments comply with international trade regulations and are properly packaged for secure transit. We can supply both small orders for maintenance and large-volume container orders for fleet operators and distributors.

Quality Assurance

We are committed to delivering high-quality engine parts that meet rigorous standards. Our quality assurance process includes:

• Manufacturing Standards: Parts are produced in ISO-compliant facilities, focusing on material integrity and dimensional accuracy.
• Testing Procedures: Each oil pump undergoes a comprehensive Machinery Test Report to verify flow rate and pressure. A Video Outgoing Inspection is provided for visual confirmation of the product’s condition before shipping.
• Warranty: We offer a standard 6-month warranty against manufacturing defects, providing you with peace of mind for your purchase.

FAQ

Q1: How can I confirm that this 2W8091 oil pump fits my Caterpillar 3116 engine?
A: To confirm fitment, please check the part number on your existing oil pump. It should be stamped with “2W8091”. Additionally, verify your engine’s serial number prefix (e.g., 3116) to ensure it matches. If you have any doubts, contact our technical support team with your engine model and serial number for assistance.

Q2: What are the key installation tips for this oil pump?
A: Installation should be performed by a qualified mechanic. Key steps include: 1) Thoroughly cleaning the mounting surface on the engine block. 2) Replacing the oil pump gasket or O-ring (sold separately). 3) Priming the pump with clean engine oil before installation to ensure immediate oil pressure on startup. 4) Torquing the mounting bolts to the manufacturer’s specifications. Always refer to the Caterpillar service manual for your specific engine model.

Q3: How often should the oil pump be replaced on a Caterpillar 3116 engine?
A: The oil pump is a long-life component, but it should be inspected during major engine overhauls. It is highly recommended to replace the oil pump whenever the engine is rebuilt or if the crankshaft or bearings are replaced due to wear. Symptoms of a failing pump include low oil pressure warnings, unusual engine noise (knocking), or fluctuating oil pressure readings on the gauge.