Engine Coolant Reservoir

Keep coolant levels steady and easy to check with the Dayton Parts Coolant Reservoir 603-5103 from Wofford Truck Parts. This reservoir stores overflow coolant and feeds it back into the system as temps change, which helps prevent air pockets and overheating. It mounts clean and connects tight to existing hoses for a leak-free setup. Replace a cracked or cloudy tank before it causes bigger cooling issues. Drivers and techs trust this Dayton Parts coolant reservoir for daily reliability and fast install. Inventory moves quick—order now before it’s gone.

Dayton Parts Part No: 603-5103

$194.09

Specifications

The original coolant reservoir on certain International vehicles fails when the level indicator leaks. This Dorman OE FIX solution is made of entirely clear plastic to remove that failure point.

Weight

9.4000

Cap Type:Spring Loaded Twist
Mounting Hardware Included:No
Material:Plastic
Mounting Hole Quantity:5
Pressurized:Yes
Cap Included:Yes
Mounting Brackets Included:No
Color:Clear
Cap Maximum Pressure Rating:15

Compatibility

International 3800 (1995-2002)
International 4700 (1995-2002)
International 4700LP (1995-2002)
International 4700LPX (1995-2002)
International 4800 (1995-2002)
International 4900 (1995-2002)
International 5500i (2001-2013)