The Moroso coolant neck overflow tank is an aluminum reservoir measuring approximately 3 inches in diameter by 9 inches tall. It serves as an inline overflow/expansion tank for cooling systems, supplying additional fluid capacity and a convenient neck-style mounting form for installations that require a compact vertical recovery tank in engine bays or remote-mount cooling setups.
Moroso Coolant Neck Overflow Tank 3in Diameter x 9in Tall Aluminum