Cummins ISM11 Overhaul Gasket Kit 4090008 | Upper & Lower Gasket Kit 4089478 4089998

The Cummins ISM11 Overhaul Gasket Kit 4090008 is a complete engine rebuild kit designed to restore performance and reliability to ISM11 heavy-duty engines. This kit includes the full upper gasket kit (4089478), lower gasket kit (4089998), and critical components such as pistons, liners, and bearings.

Compatibility Notes:
Specific parts may vary depending on the engine’s serial number (ESN) and critical parts list (CPL). Always verify compatibility with a Cummins dealer or trusted parts supplier before purchasing.

Applicable Engines:
Cummins ISM11 series heavy-duty trucks and industrial engines

Typical Applications:
Heavy-duty trucks
Industrial machinery
Commercial vehicles

Features & Benefits:
OEM Cummins quality ensures reliable engine rebuild
Complete gasket kit for upper and lower engine components
Includes essential engine components for a full overhaul
Restores engine compression, efficiency, and longevity
Direct fit for ISM11 engines with proper ESN/CPL verification

This 4090008 overhaul gasket kit is essential for maintaining optimal engine performance and reliability in Cummins ISM11-powered trucks and industrial equipment.