Plastic Tank/ Aluminum Core Radiator - No Frame - With Oil Coolers (Driver Side - Engine Oil Cooler with ¾” ORB Fittings on 7” [177.8mm] centers and Passenger Side - Transmission Oil Cooler with ¾” ORB Fittings on 18” [457.2mm] centers) - With Filler Neck (Passenger Side top corner), Sensor Probe Port, and ¾” NPT Low Coolant Sensor Fitting.