It creates a static seal between engine components, preventing leaks of oil, coolant, or pressure at the specific mounting point. The exact location varies depending on the engine configuration.
Cummins specifies that this product is primarily intended for use with non-certified 11-liter M11 engines; aftermarket catalogs also list the L10, ISM, and QSM models. Final compatibility must be verified using the engine’s serial number, as it may vary depending on the CPL and configuration.
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).