Champion Cooling
1973-1987 GMC Truck 3-Row Radiator - Champion Radiator
1973-1987 GMC Truck 3-Row Radiator - Champion Radiator
Couldn't load pickup availability
1973-1987 GMC Truck 3-Row Radiator - Champion Radiator
Keep your 1973-1987 GMC Truck running cool with the high-performance Champion 3-Row Radiator. Built from durable, lightweight aluminum, this radiator features a 3-row core design that delivers superior heat dissipation and cooling efficiency, making it ideal for daily driving, towing, or performance use. Designed as a direct fit replacement, it installs easily without modification and provides a significant upgrade over stock cooling systems. Whether you're restoring your classic GMC or upgrading its performance, the Champion Radiator is a reliable and long-lasting solution for optimal engine temperature control.
1973-1987 Chevy C10 Truck 3-Row Radiator
3 Row Core | Cools 900hp
Core Size
Core Size
- 3 Row
Application
Application
1973, 1974, 1975, 1976, 1977, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, and 1987
GMC / Truck
Share

Dimensions
Total: 33” wide (with brackets) x 20.5” tall (21.13” incl cap) x 6.5" deep (with fans)
Core: 28.25" wide x 19” tall x 2.25" thick
Inlet: 1.5” driver side
Outlet: 1.5” passenger side
Tanks: 2.5” thick
Tubes: 0.63" thick
Whats Included
- Saddle Mounted
- 13lb. Radiator Cap included
- Transmission Cooler Included (1/2"-20 Straight Thread, Inverted Flare)

Add On Options
Thermostat / Relay Kit:
Our Waterproof Thermostat Relay Kit turns your fans on when the temperature of the engine reaches 185° and off at 170°
STAINLESS OVERFLOW TANK:
Twist-in aluminum cap ,Holds up to 18 fluid ounces, Polished Aluminum, Universal Mounting Brackets