Fuel Lift Pump 129301-52020 128270-52010 for Komatsu 3D84-1C 3D84-1D 3D84-1B

Fuel Lift Pump for Komatsu

This fuel lift pump, referencing OEM cross-reference numbers 129301-52020 and 128270-52010, is a direct replacement unit designed to supply a steady flow of fuel in Komatsu diesel engines. It serves as a critical component for maintaining proper fuel pressure and delivery in compatible machinery. This fuel lift pump for Komatsu ensures reliable engine operation in demanding conditions.

Overview

This fuel lift pump is a mechanical replacement component engineered to transfer fuel from the tank to the injection system. It is built for Komatsu engines and matches the specifications of OEM part numbers 129301-52020 and 128270-52010. This fuel lift pump delivers consistent performance to keep your equipment running smoothly.

Built For Performance

• Direct replacement design for a precise fit and function
• Durable construction withstands vibration and harsh operating environments
• Ensures consistent fuel flow for reliable engine starting and operation
• Compatible with multiple OEM cross-reference numbers for broad application
• Mechanical operation requires no electrical connections

Fits These Machines

• for Komatsu 3D84-1C
• for Komatsu 3D84-1D
• for Komatsu 3D84-1B

On-The-Job Use

• Used in excavators and compact construction equipment with Komatsu diesel engines
• Commonly installed during engine overhaul or fuel system repair
• Replaces worn or failed lift pumps to restore proper fuel delivery

Specs At A Glance

Good To Know

Q: What is the function of this fuel lift pump? A: This fuel lift pump draws fuel from the tank and delivers it to the fuel injection pump. It ensures the engine receives a consistent supply of fuel for reliable operation.

Q: How do I know this pump will fit my engine? A: The pump is designed for the Komatsu engine models listed, but always verify your engine's serial number and compare the part numbers to your original unit before installation.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.