Keep your cooling system sealed and holding pressure with the Dorman - HD Solutions Engine Coolant Reservoir Cap 902-5502. This pressurized, twist-on cap is a direct-fit replacement for a cracked or lost original cap, and it drops in on heavy-duty MACK trucks including the 2004-2007 CV, 2006-2007 CXN and CXP, and the 2008 CHU, CXU, GU7, GU8, LEU and MRU — with engine codes 6-11.9L, L6-10.8L and L6-12.8L. See the Buyer's Guide tab for the full application list.
A coolant reservoir cap seals the coolant tank and maintains system pressure, which raises the coolant's boiling point. If a worn or missing cap is the cause of coolant loss or a system that won't hold pressure, this replaces it.
- Direct replacement: swaps in for a cracked or lost original coolant reservoir cap.
- Twist-on attachment: installs onto the reservoir neck with a simple twist.
- Pressurized, rated to 10 PSI: non-vented, with no pressure release lever.
- Metal construction: natural finish, 58.42 mm diameter.
Made to match the dimensions of the original cap on the listed applications. Country of origin: India. Package contains 1 coolant tank cap.
Manufacturer part number 902-5502 (also 9025502).
This part cross-references / interchanges with the following part numbers:
572.2019, 16MF264, 5481-9916238, 54819916238, 85153130
