replacement muffler, part number 190-5781, for CAT excavator and compatible heavy-equipment applications.
- Primary part number: 190-5781
- Alternative part numbers: None listed
- Compatible brands: CAT, MITSUBISHI
- Equipment type: Engine, Excavator
- Application reference: Mitsubishi Engine 4M40 Caterpillar CAT Excavator 305.5 306 307C 307CSB 307D 308C 308CCR 308D E307C E306
- Engine models: 4M40
- Condition: replacement
Please verify the primary/alternative part number, connector, dimensions, machine model and engine serial number before ordering.





