THE ULTIMATE THERMAL UPGRADE FOR 1967-1969 CAMARO & FIREBIRD Keep your classic Big Block F-Body running at its peak with the Zarklenu 3 Row Performance Aluminum Radiator and Fan Combo. Engineered specifically for the 1967-1969 5.7L and Big Block V8 platforms with a 23" core, this all-in-one system is the ultimate upgrade for owners who demand more from their cooling system. Whether you are hitting the drag strip or enjoying a high-speed cruise, our all-aluminum assembly provides the massive cooling margins that your high-output V8 engine demands. ACTIVE THERMAL MANAGEMENT AND RACING RELIABILITY High-performance muscle cars require consistent thermal management; the Zarklenu kit addresses this with a full TIG-welded AA5052 aluminum radiator, a custom-fit shroud, and a powerful 16-inch electric fan delivering 2150 CFM. The included thermostat relay kit ensures that your cooling system reacts intelligently to engine temperatures, keeping your temps stable even in extreme heat. Built for a leak-proof lifespan with a CNC machined cap and integrated transmission cooler, it is an essential upgrade for any Camaro or Firebird owner who values long-term reliability. KEY TECHNICAL SPECIFICATIONS: Core Design: High-Performance 3 Row Racing Spec Core Size: 17" High x 23" Wide Overall Size: 19-1/4" High x 30-1/4" Wide Fan Performance: 16" S-Type Fan (2150 CFM) Included Components: Radiator, Shroud, 16" Fan, Thermostat Relay Kit, Cap. Inlet/Outlet: 1-1/2" Driver Side / 1-3/4" Passenger Side Transmission Cooler: ?26 315 G1/4(Z) PACKAGE INCLUDES: 1x 3-Row Radiator, 1x Shroud, 1x 16" Fan, 1x Relay Kit, 1x Cap.