Injector Sleeve Cup Remover Installer Tool Set 9U-6891 for CAT 3406E C10 C12 C15

Injector Sleeve Cup Remover Installer Tool Set 9U-6891 for CAT

This injector sleeve cup remover installer tool set, referenced as 9U-6891, is made for removing and installing injector sleeves on diesel engines without pulling the cylinder head.

Overview

This injector sleeve cup remover installer tool set provides the hardware needed to extract worn injector sleeves and seat new ones on diesel engines. The set, cross-referenced to 9U-6891, is intended for diesel technicians servicing injector cups on CAT 3406E, C10, C12, and C15 engines. Each piece supports a controlled removal and install sequence that helps protect the injector bore.

Built For Performance

• Referenced as 9U-6891 for straightforward cross-referencing
• Supports sleeve removal and installation with the head in place
• Components sized for the injector sleeve bores on the listed engine families
• Constructed from hardened steel for repeated shop use
• Organized set format keeps the removal and install steps together

Fits These Machines

• for CAT 3406E
• for CAT C10
• for CAT C12
• for CAT C15

On-The-Job Use

• Removing pitted or leaking injector sleeves during a top-end service
• Installing replacement injector cups after a coolant or combustion leak repair
• Diesel shop work where the cylinder head stays on the engine
• Preventive maintenance on high-hour 3406E, C10, C12, and C15 engines

Specs At A Glance

Good To Know

Q: Does this set require removing the cylinder head? A: The injector sleeve cup remover installer tool set is designed for sleeve service with the head in place, which saves significant labor time on the listed engines.

Q: How do I confirm the tool matches my engine? A: Cross-check the 9U-6891 reference and your engine family and serial number against the service information before ordering.

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