Speedway Motors 4 Row Copper Brass Radiator OEM Replacement Single Pass Cooling Core 28.5 x 17 x 2.5 Inch with Heater Return, Compatible with 1967-1972 GM Trucks and Blazers

These OEM replacement style copper/brass radiators are designed to fit 1967-72 GM pickups and blazers. They feature 4 rows for efficient cooling performance and include a heater return line. OEM style copper/brass 4-row radiator. Features 3-1/2" 'headers' on tanks - need to check if original GM saddle mount will allow. 28-1/2" x 17" x 2-1/2" Core. Inlet connection: 1-1/2" Outlet connection: 1-3/4" Has heater return line. Learn more about how radiators work and selecting the proper radiator for your vehicle by reading our tech article. Radiator Cooling Performance.

• 1967–1972 GM Truck Fitment – Designed as an OEM-style replacement for 1967–1972 GM pickups and Blazers for proper fit and factory-correct installation
• 4-Row Copper Brass Core – Heavy-duty copper and brass construction with four rows provides improved cooling capacity over standard replacement radiators
• OEM Single Pass Design – Single-pass crossflow configuration maintains original coolant routing and compatibility with stock systems
• Correct Inlet and Outlet Sizes – Features 1-1/2" upper inlet and 1-3/4" lower outlet connections for proper hose alignment
• Heater Return Equipped – Includes built-in heater return line and 3-1/2" tank headers; verify saddle mount clearance before installation