These LS conversion radiators are built with the correct inlet and outlet required for the engine swap. They are 100% TIG welded, 100% pressure tested and use no epoxy or sealers. These double pass radiators were designed for the rigors of racing, but we added the mounts to allow their superior design on the street. After all, there are more important things to be doing than installing your radiator - like enjoying your truck on the road!
Instructions (PDF)
Learn more about how radiators work and selecting the proper radiator for your vehicle by reading our tech article. Radiator Cooling Performance.
Cooling your 2WD or 4WD truck is made easy with an AFCO Direct Fit aluminum radiator. The 28" core provides more surface area and cooling capacity than the competition. Plus, this radiator is a bolt-in fit allowing the use of factory mounts and shrouds making installation a breeze. Fits 1973-1987 pickup trucks and 1973-1991 Blazer/Suburban with factory OEM 28.38" x 19.5" core. (All full-size 1/2-ton, 3/4-ton and 1-ton truck chassis).
1973-91 GM Pickup Radiator Installation Instructions (PDF)