Aluminum Radiator 67-87 GM Cars / 73-81 Truck

The Northern Radiator aluminum radiator for 1967–87 GM full-size cars and 1973–81 full-size trucks is a direct-fit replacement engineered for superior heat dissipation in classic and vintage vehicles. Built from all-aluminum construction, this radiator delivers more efficient cooling than original cast-iron units while significantly reducing weight—a critical advantage in restoration projects and performance builds where under-hood thermal management directly impacts engine longevity and reliability.

Measuring 30.75 inches wide by 18.625 inches tall with a 3.125-inch depth, this aluminum radiator features driver-side inlet and passenger-side outlet configuration, matching OEM hose routing on the specified platform. The aluminum core increases surface area for heat exchange compared to vintage designs, improving coolant flow and reducing operating temperatures under sustained load—essential for street-driven classics navigating summer traffic or weekend cruise nights. At 17 pounds, the weight savings translate directly to better weight distribution and handling balance.

This radiator is purpose-built for owners restoring or maintaining full-size Chevrolet, Pontiac, Oldsmobile, and Buick vehicles from the 1967–87 car era and 1973–81 truck generation. Whether the goal is preserving originality with modern cooling reliability or upgrading a modified engine build, an aluminum radiator addresses the thermal demands these classic platforms face in modern driving conditions. Fitment verification against specific year, model, and configuration is essential before purchase.