Cylinder head; can be used as a seat for the intake or exhaust valve, depending on the cylinder head configuration.
Compatible engines: Cummins L10 / LTA10. Some aftermarket catalogs also list the M11, but Cummins officially specifies part number 3418040 primarily for non-certified 10-liter L10 engines. Always verify using the Engine Serial Number (ESN).
Cover Plate Gasket Rear Cummins Engine ISM – Engine QSM
Seal the engine plate or cover to prevent oil leaks.
Application for Cummins Engines: L10, M11, ISM and QSM.
Since this is a flat, lightweight gasket, you should verify its shape and holes by comparing it to the removed part or by checking the serial number/CPL.
Rectangular Ring Seal Cummins Engine M11 – Engine ISM – Engine QSM
Seal the component joint to prevent oil or engine fluids from leaking. Cummins primarily uses it for 11-liter M11 engines, but it is also installed in L10, ISM, and QSM engines.
To confirm the exact application, you should check the motor’s ESN/CPL, as it may vary depending on the configuration.