4 Row Radiator Shroud Fan for 1973-1987 Chevy C/K Series 10 20 30 Pickup Blazer Jimmy GMC C2500 C3500 K1500 5.7L V8 Engine Cooling Radiators. 1 X Aluminum Shroud. 1 X 4-Row Aluminum Radiator. For 73-87 Chevy Truck,73-91 Blazer (19 x 28-1/4″Core).
3、Durable & Leakproof: Our radiator tanks are constructed with precision TIG welding for robust seams and PA66-GF30 engineering plastic for chemical resistance. 4、Efficient Heat Dissipation: The system integrates a high-density louvered fin suitable with a monolithic aluminum core.