Isuzu 1217002491 Engine Oil Cooler Assembly

Technical specification for Isuzu engine oil cooler assembly part number 1217002491 (1-21700-249-1). This coolant-cooled heat exchanger regulates engine oil temperature for Isuzu 6BG1 and 6BD1 series diesel engines. Constructed with aluminum plate-fin core and flange mounting interface. Direct OEM replacement for Isuzu part numbers 1-21700-249-1, 1217002491, Z1217002491 and superseded 1-21700-249-2 series. Primary applications include Hitachi EX200, EX200-2, EX200-3, EX200LC hydraulic excavators and Multiquip DCA60SSI2, DCA60SSIU generator sets powered by Isuzu 6BG1/6BD1 engines. Designed for direct fitment with threaded inlet and outlet ports for engine oil circuit integration. Verify core dimensions and port thread specifications against original equipment prior to installation.