This lightweight aluminum expansion fill tank has a 1/2" N.P.T. bottom fitting and a 3/8" N.P.T. side fitting. 1-1/4 quart, has built in mounting brackets, accepts standard radiator caps. Recommended for applications where the top of the radiator is lower than the top of the engine. Mounting the tank higher than the engine insures a complete fill and provides an air space for expansion. Dimensions: 5-1/2" H x 4-1/2" W x 3" D

This Coolant Expansion Coolant Tank is 2 Quart. Size: 8" Tall, 5" Wide, 4" Deep Side Port: 1/2" N.P.T. Bottom Port: 1/2" N.P.T. This Canton expansion tank is built with .100" thick aluminum and has a billet aluminum neck with a barbed overflow fitting and accepts standard radiator caps.