7040 Piston Ring Compressor Tool 5.4" Bore for Cummins ISX,Caterpillar 3400,C-15

7040 Piston Ring Compressor Tool for Cummins and Caterpillar

The 7040 piston ring compressor tool compresses piston rings for installation in 5.4-inch bore diesel engines, with an OEM cross-reference to 7040 for Cummins and Caterpillar applications.

Overview

This piston ring compressor tool supports piston and cylinder assembly work on listed diesel engine platforms. The 7040 piston ring compressor tool is sized for a 5.4-inch bore and is identified for Cummins ISX, Caterpillar 3400, and C-15 applications. The piston ring compressor tool helps hold rings in position during piston installation.

Built For Performance

• 7040 tool designation for parts identification
• 5.4-inch bore size
• Compresses piston rings during installation
• Designed for diesel engine service
• Supports piston installation into cylinder bores

Fits These Machines

• for Cummins ISX
• for Caterpillar 3400
• for Caterpillar C-15

On-The-Job Use

• Piston ring installation during diesel engine rebuilding
• Cylinder and piston service on listed engine platforms
• Engine assembly work requiring compressed rings

Specs At A Glance

Good To Know

Q: What is the 7040 piston ring compressor tool used for? A: It compresses piston rings to help place a piston into the cylinder bore during engine assembly and repair.

Q: What fitment information is provided? A: The title lists Cummins ISX, Caterpillar 3400, and Caterpillar C-15 applications with a 5.4-inch bore. Confirm the exact engine configuration and serial number 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.