1977-1987 Chevy/GMC Truck Aluminum Performance Radiator. Night Rider Black Series. This is the radiator that is 21 Inch high overall. See GMT556A for the 19 Inch high version.
Lower Hose for 4WD/1.75" outlet vehicles: Gates 20694 or Dayco 70664.

Our Night Rider Black series radiators blend performance with original appearance to give you the best of both worlds. You will be hard pressed to find a difference between an original versus a COLD-CASE.

These COLD-CASE radiators are Tig welded 100 percent aluminum and feature OEM appearing stamped tanks. Perfect for that restored car wanting the appearance of stock without sacrificing performance.

• 100 percent TIG welded
• All Aluminum Powder Coated Black
• 2 Rows of 1.25 Inch tubes
• OE style tanks
• 16 fins per inch
• Works with factory fan shroud
• Pressure tested
• For automatic trans
• Direct fitment for 77-87 GM Truck

Radiator Specs

• Core Height 18.8 Inch
• Core Width 28.35 Inch
• Overall Height 21 Inch
• Overall Width 34.33 Inch
• Overall Thickness 3 Inch
• Tubes (2) 1.25 Inch Tubes
• Upper Hose 1.5 Inch
• Lower Hose 1.75 Inch
• Trans Cooler Fitting: 5/16" Inverted Flare