This is a LS conversion radiator for a C10 truck; it is also the same size as all the GM A Body cars. This would also work as a great universal fit radiator. Size is 33" long x 18.5" tall x 3" thick. It is a U-Flow radiator with 1.25" inlet on top and 1.5" outlet on bottom. Radiator has some minor fin damage. It has been tested and is 100% leak-free.