Cooling System Overflow Tank, 2"x10" Polished Aluminum, All Rambler, AMC, Jeep, InternationalP N: AMC OF2X10 Aesthetically pleasing and environmentally sound, our polished overflow tanks will give that "finished look" to your vehicle. In the unlikely event that you overheat using one of our all aluminum radiators these polished overflow tanks will capture the coolant that has been expelled through the overflow nipple and prevent it from getting into the engine bay and floor. Hot coolant can easily and permanently stain engine bay components