129301-52020 128270-52010 Fuel Lift Pump for Komatsu 3D72 3D75 3D84 Engine

Product Overview

This aftermarket replacement fuel lift pump is intended for the listed Komatsu 3D72, 3D75, and 3D84 engine applications and references part numbers 129301-52020 and 128270-52010. A fuel lift pump supplies fuel from the tank toward the engine fuel system to support normal fuel delivery.

Key Features & Performance

• Supports fuel transfer from the tank to the engine fuel system.
• Designed for use when servicing or replacing the corresponding fuel lift pump.
• References part numbers 129301-52020 and 128270-52010 for comparison.
• Identifies applications for the listed Komatsu engine models.

Fitment & Compatibility

• for Komatsu 3D72 applications
• for Komatsu 3D75 applications
• for Komatsu 3D84 applications

Common Uses

• Replacing a worn, leaking, damaged, or malfunctioning fuel lift pump.
• Routine maintenance of the engine fuel delivery system.
• Servicing the fuel system after the corresponding pump has failed.

Technical Specifications

• Product Type: Fuel Lift Pump
• Part Number(s): 129301-52020, 128270-52010
• Engine Application(s): Komatsu 3D72, 3D75, 3D84

Frequently Asked Questions

Q: What does a fuel lift pump do? A: A fuel lift pump transfers fuel from the tank toward the engine fuel system to support normal fuel delivery.

Q: How should fitment be verified? A: Compare the complete part number, such as 129301-52020 or 128270-52010, and the complete engine model designation with the existing component and equipment records before purchase.

This is an aftermarket replacement part and is not represented as genuine or original equipment. Product appearance and specifications may vary slightly by batch. Compatibility may vary by serial number, model year, or existing part number. Verify fitment before purchase.