Cold Case Radiators Performance Radiator 21" Aluminum With 1-1/2" Outlet Automatic Chevrolet C10 1977-1987

Designed for automatic transmissions, this Cold Case Radiators Performance Radiator (GMT556A-1) keeps your 1977-1987 Chevrolet C10's engine cool and ready to push forward! It features a corrugated fin design that offers more surface area to cool quicker.

Features and Benefits:
- Direct fitment for 1977-1987 GM Trucks with 1-1/2 inch lower hose outlet
- Fits automatic transmission only
- 100% TIG-welded aluminum construction
- Polished OE-style tanks
- Includes two (2) 1-1/4 inch tubes
- 16 fins per inch
- Corrugated fins increase surface area
- Corrugation improves thermal transfer
- Pressure-tested design

The 16 corrugated fins per inch of this Performance Radiator create a greater surface area that improves the rate of thermal transfer under the hood. It is made from 100% TIG-welded aluminum with an oversized 2-row design. It measures 21 inches in height and also has two (2) 1-1/4 inch tubes. It receives original stamping for a classic look and is pressure-tested for your automatic transmission. Once this radiator (GMT556A-1) gets painted, it is ready to keep your engine on track!

Radiator Specifications:
- Core Height: 18.8 inch
- Core Width: 28.35 inch
- Overall Height: 21 inch
- Overall Width: 34.33 inch
- Overall Thickness: 3-inch
- Upper Hose: 1-1/4 inch
- Lower Hose: 1-1/2 inch
- Transmission Cooler Fitting: 5/16-inch inverted flare

Please Note:
- For a shorter 19-inch high version, see GMT556A.
- For the configuration without a lower hose, see GMT556A21.

Vehicle Fitment:
- 1977-1987 Chevrolet C10

*Designed for automatic transmissions.