ATC 5299448 Cummins ISX QSX Anti Polishing Ring and Piston Ring Compressor Kit

The ATC 5299448 Anti-Polishing Ring & Piston Ring Compressor Kit is a comprehensive service tool kit designed for cylinder liner removal and installation on Cummins ISX / QSX engines that employ anti-polishing ring (APR) systems.

This kit includes:

• The ATC-7040 / PT-7040 5.400″ Piston Ring Compressor

• Components of the ISX anti-polishing ring removal / installer system
  The kit provides the necessary tooling to handle both piston ring compression and safe removal/installation of anti-polishing rings without damaging the liners or rings.

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Key Features & Benefits

• Dual-purpose: handles both piston ring compression and anti-polishing ring service for ISX engines

• Reduces risk of ring breakage or scuffing during installation

• Enables proper removal and insertion of APRs without damaging bore surfaces or liners

• Precision fit for Cummins 5.4″ (~5.400″) bore engines

• Durable construction for workshop and rebuild environments

Applications

• ISX / QSX engine rebuilds and overhauls

• Servicing APR-type liners (anti-polishing ring designs)

• Any job requiring precise piston and liner handling in heavy-duty Cummins engines