5L3378 Beaded Gasket

5L3378 is a beaded gasket used in Caterpillar gas, industrial, and marine engines. The part is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

The supplied application data identifies this gasket by SKU 5L3378 and associates it with the Caterpillar engine models listed below. The fitment information is grouped by engine type to distinguish the gas engine, industrial engine, and marine engine applications.

Fitment

The listed fitment covers the G379 and G398 gas engine models, the D346, D348, D379, D398, and D399 industrial engine models, and the D346, D348, and D379A marine engine models. The engine type should be checked against the machine or engine identification data before installation because some model designations appear in more than one application group.

Specifications

The stated dimensions are 2.9 cm in length, 2.9 cm in width, and 0.1 cm in depth. The listed weight is 0.1 lb. No additional information about the gasket material, sealing location, included components, or cross-reference part numbers is provided.