▶For 1955 Jeep Willys 2.2L 3.7L; For 1959-1971 Jeep CJ3 CJ5 CJ6 2.2L 3.7L 4.2L 5.0L ▶Core Size:16.54" x 16.85" x 2 "; OEM Style Brass Petcock Drain ▶4 Row All Aluminum Radiator is made of full Aluminum construction, all item is 100% inspected and tested for quality assurance ▶Light Weight Direct Bolt-On OEM Fitment or Replacement, Stronger & Higher Capacity for Coolant than Stock One ▶For Every Item, Any After-sales Issues, Pls Email Us First ▶FITMENT: For 1955 Jeep Willys 2.2L 3.7L For 1959-1971 Jeep CJ3 CJ5 CJ6 2.2L 3.7L 4.2L 5.0L Radiator Details Material: Full Aluminum Rows: 4 Rows Core Size:16.54" x 16.85" x 2 " OEM Style Brass Petcock Drain CNC machined filler neck and cap Aircraft 5057 grade aluminum and with raw aluminum finish DESCRIPTION: 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 30%-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.Fans Details: Volt :12v Wattage: 90 Wattage Maximum Fan CFM: 1730 cfm Fan Diameter (in): 14.050” Thickness (in): 2.500” Number of Blades: 8 S-Type blades Maximum Fan RPM: 2,250 rpm Blade Material: Plastic Amp Draw: 12.70 amps Includes the Mounting Tabs for an Easy Zip Tie Installation Thermostat Kit Installation: Universal fit for any automotive vehicle and electric fan. Activates by grounding electric fans at preset temperature. 180'F turn-on temperature, 165'F turn-off temperature. Probe typically threads into radiator, water outlet or manifold. RED + connect directly to battery. WHITE wire to ignition switch power source. BLACK goes to thermos switch. BLUE wire goes to the Fans.