Radiator Cap for Excavators, 7381818 is a small, inexpensive, but imporant part of your cooling system as it:
- Keeps the cooling system pressured which raises the boiling point
- Vacuum valve allows coolant to flow from the reservoir tank to the radiator during cool down
- Seals the cooling system preventing any air to enter the system
Whenever you replace a radiator you should always get a new cap.
WARNING: This product can expose you to chemicals including lead and lead compounds, mineral oils, and phthalates which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov