

CHAMPION COOLING SYSTEMSPART NUMBER: 166-CC391
CC391 All-Aluminum Radiator for 1988-1993 Chevy C/K Series Trucks, 1500, 2500, 3500 6.2L Diesel
$25499
2 left in stockGM
All-Aluminum Radiator1988-1993 Chevy C/K Series Trucks, 1500, 2500, 3500 6.2L Diesel 16 7/8 in. x 34 in. Core 1 3/4 in. Inlet 1 1/2 in. Outlet 3/8 in. Tubes Cross Flow 3-Row Natural Finish
This all-aluminum radiator is designed for 1988-1993 Chevrolet C/K Series trucks equipped with 6.2L diesel engines. It features a 3-row crossflow core to support efficient cooling and consistent engine temperature under load. Built with precision dimensions and integrated transmission cooler fittings, it provides reliable performance for replacement or upgrade applications.
CC391 3-Row Aluminum Radiator Features:
- Fits 1988-1993 Chevrolet C1500, C2500, C3500, K1500, K2500, K3500
- Designed for 6.2L diesel engines
- 3-row aluminum core construction
- Crossflow cooling design
- Driver side inlet and passenger side outlet
- 1-3/4 in. inlet and 1-5/8 in. outlet fittings
- Integrated transmission cooler with 5/8-18 UNF fittings
- Core dimensions 16-7/8 in. x 34 in.
- Overall dimensions 20-3/8 in. x 40-1/4 in.
- 2-1/4 in. core thickness
- Saddle mount configuration
Part TypeRadiator
BrandCHAMPION COOLING SYSTEMS
Package Height6.55
Package Width22.5
Package Length43.2
Weight22.805 PG
Part CategoryReplacement Parts
Overall Height20 3/8 in.
Outlet Size1 5/8 in.
Radiator Cap IncludedYes
Inlet LocationLeft/Driver Side
MaterialAluminum
Mounting TypeSaddle
Core Height16 7/8 in.
Core Thickness2 1/4 in.
Core Width34 in.
Outlet LocationRight/Passenger Side
Overall Width40 1/4 in.
Down Flow Or Cross Flow TypeCross Flow
Radiator FinishNatural
Transmission Cooler5/8-18 UNF
Part FitmentDirect Fit
Inlet Size In1 3/4 in.
Radiator StyleCross Flow
Vendor Part NumberCC391
Package Qty1
Package TypeEA
No Questions
No Reviews
Items You Need
Some parts are not legal for use in California or other states with similar laws / regulations
![No Spill Coolant Filling Funnel Kit [15-Piece]](https://www.jegs.com/images/mini_200/500/555/555-51220.jpg)
![Racing Super Coolant Additive [16 oz.]](https://www.jegs.com/images/mini_200/500/555/555-72324.jpg)
![Racing Coolant and Antifreeze with LP-3 [1 Gallon]](https://www.jegs.com/images/mini_200/500/555/555-72316.jpg)
![Ice Water Racing Coolant [1 Gallon, Non-Glycol]](https://www.jegs.com/images/mini_200/500/555/555-72314.jpg)
![Funnel [8.5 in. Overall Length]](https://www.jegs.com/images/mini_200/500/555/555-w4064.jpg)


![Penetrating Oil [11 oz. Aerosol Can]](https://www.jegs.com/images/mini_200/600/639/639-11043.jpg)


![Heavy-Duty Steel Workbench [59.5 in. x 27.5 in. Bench Top]](https://www.jegs.com/images/mini_200/500/555/555-81440.jpg)
![Workbench Utility Mat [24 in. x 16 in.]](https://www.jegs.com/images/mini_200/500/555/555-80170.jpg)






![3-Ton Aluminum Floor Jack [6,000 lbs. Capacity]](https://www.jegs.com/images/mini_200/500/555/555-80077.jpg)