Caterpillar Water Actuator Valve 574-5173 is a heater core product that transfers engine-coolant heat into cab airflow. It is listed for Caterpillar heavy-equipment applications; use part number 574-5173 as the primary identification reference.
- Part Number: 574-5173
- Brand: Caterpillar
- Product Category: Heater Core
- Equipment Type: Bulldozer, Generator Set, Pipelayer, Off-Highway Truck, Compactor, Wheel Dozer
- Compatible Models: D6T XW, D6T LGP, D8 XE, D9, D6T XL, D6, D5, D8, D7, D8T, D8R, D10T2, D6XE, D10, D11, D8 GC, D9T, D6T LGPPAT, D11T, D6T XL PAT, D6T XW PAT, D6 XE, D6R XL, D6R, D6T, D6R II, 3508B, PL83, PL87, PL72
- Engine Models: Confirm by equipment serial number
- Condition: New
Fitment can vary by machine configuration and serial-number range. Compare the original part number, dimensions, connectors and mounting points before purchase.





