Bonbo Universal Cylinder Liner Puller – Fits Mack Cummins CAT Engines, 3-7/8 in to 6-1/4 in Bore, Comparable to PT-6400-C M50010-B 3376015

Overview

Meet Bonbo's Universal Cylinder Liner Puller, a robust tool crafted to help technicians remove wet liners from heavy-duty diesel engines with clarity and control. Built for versatility, it supports a wide range of brands and engine platforms, offering a practical alternative to OEM references while prioritizing safe handling and reliable operation.

The puller is designed to guide you from setup to extraction with a confident feel in hand. Its spring-loaded feet automatically adjust to the liner profile, making alignment straightforward and speeding preparation without sacrificing precision. The result is a streamlined workflow that can reduce downtime on busy jobs without requiring compromises on safety or reliability.

Key design features

• Spring-loaded feet automatically adjust to the liner, simplifying setup and improving consistency during use.
• Directly replaces common OEM references PT-6400-C, M50010-B, and 3376015 for a familiar fit in many applications.
• Suitable for wet liners with bores from 3-7/8 in to 6-1/4 in, up to 15 in deep, with a minimum wall thickness of .148 in.
• Constructed from heavy-duty carbon steel, delivering high strength with corrosion and wear resistance.
• Finish and tolerances are chosen to support long-term service in demanding workshop environments.

Compatibility and benefits

• Perfectly suited for a broad set of heavy-duty engines from Mack, Cummins, Volvo, Detroit International, and CAT families.
• Offers a dependable alternative to OEM tools, with the potential for quicker recovery of liners and reduced downtime.
• High-precision construction aims to protect the engine block during liner removal and handling.

Usage and shop impact

In busy shops, having gear that aligns with your workflow matters. This puller’s automatic adjustment and sturdy build help technicians move from setup to extraction smoothly, supporting safer operations and steadier hands during critical steps. While results can vary by application, the tool is designed to be a reliable companion for routine liner removal tasks.

Specifications and support

• Bore range: 3-7/8 in to 6-1/4 in; depth up to 15 in; minimum wall thickness .148 in.
• OEM compatibility: PT-6400-C, M50010-B, 3376015 references.
• Material: carbon steel with corrosion-resistant finish for durability.
• Includes a 30-day satisfaction guarantee for confident purchasing and support contactability.

Bonbo is committed to helping you work efficiently with practical tools. If you have questions about fit or operation, our team is ready to assist and ensure you get the most from this universal liner puller.