Car & Truck Radiators. Case/International Harvester – 2656 Indust/Const, 2706 Indust/Const, 2756 Indust/Const, 656, 706, 756,766. OEM:Case/International Harvester – 378713R92, 378713R91,403649R1, 65426C1, 65428C1. High Performance Racing Spec. 4-Row of tubes Core Racing Design. OVERALL HEIGHT: 26 1/2. OVERALL WIDTH: 21 1/4. CORE HEIGHT: 20 1/2. CORE WIDTH: 19 3/4. FILL NECK HEIGHT: 2 3/4 – Use RW0021-1 or RW0021-5 Radiator Cap. Inlet/Outlet Diameter: 2″/ 2″. All aluminum core and tank. The tank is welded by TIG. The core of the radiator is welded in vacuum brazing furnace, no epoxy. The Radiator are 100% welded by TIG. Stronger & Higher Capacity for Coolant than OEM units, Made of High Quality Full Aluminum Construction. This aluminum radiator is designed to provide maximum cooling efficiency to prevent premature engine failure. Its light-weight, and high-heat transferring aluminum features a tube and fin design that, dramatically increases surface area that enables the heat to dissipate more efficiently. This Aluminum Radiator is at least 35% to 45% more efficient than stock ones. Most importantly, it has a much higher capacity for coolant than stock ones, which means that your cooling system will be more efficient and will be more resistant to temperature surges in racing applications. 1 Higher density core: cooling rows are spaced 3/8 apart. Giving you 25% more rows within the core than other aluminum radiators. 2 14-16 cooling fins per inch, giving you approximately 1500 more cooling fins than other aluminum radiators, throws off much more heat. ALLOYWORKS radiator is a performance aftermarket car parts company providing a variety of aluminum radiator for all sorts of makes and models. Shop with us with confidence you would be receiving the best quality products for the value. No matter if it’s for a car or truck we have exactly what you’re looking for! We accept return in 30 days and appreciate communication in advance! All return items MUST be in brand new condition which means the item is never installed and kept in the original packaging. With RA#, we may address return issues with high efficiency.