[Vehicle Fitment] Fits 1989-1993 Chevy GMC C/K Series 1500 2500 3500 6.2L Diesel; For Radiator Core Size of 34"x 17" ONLY; OE/OEM Part Number: 391 CC391 DPI391 CU391 AE391 [Specification] Core Size: 34" Length x 17" Height; Overall Dimensions: 40" Length x 20 1/2" Height; Inlet Hose Connection: 1 3/4" Driver Side; Outlet Hose Connection: 1 1/2" Passenger Side; Transmission Oil Cooler: UNF5/8-20; Engine Oil Cooler: M20*1.5; [Premium Aluminum Radiator] The radiator is made of Aircraft AA5052 aluminum, constructed with 100% welded seams by TIG, brazed core technology and no epoxy. Direct fit and built to last long with high quality aluminum core. [Density Core] Cooling rows are spaced 3/8" apart, giving you 25% more rows within the core than other aluminum radiators sold on Amazon. 14-16 cooling fins per inch, giving you approximately 1500 more cooling fins than other aluminum radiators. It provides 30% more cooling capacity than a standard radiator. [No Leaking Worries] All radiator have to go through 5 checks in the whole process.100% leaking and pressure tested. Thickened packing(either carton or wooden box), foam with shock absorption.

Package Include:

1 X 4 Row AA5052 Aluminum Radiator

1 X CNC Machined Radiator Cap

Radiator Size:

High Performance Racing Spec.

4 Row of tubes Core Racing Design

Petock Drain:OEM style brass petcock drain

Core Size: 34" Length x 17" Height

Overall Dimensions: 40" Length x 20 1/2" Height 

Inlet Hose Connection: 1 3/4" Driver Side

Outlet Hose Connection: 1 1/2" Passenger Side

Transmission Oil Cooler: UNF5/8-20 Included

Engine Oil Cooler: M20*1.5 Included

Please Check the Size Before You Buy!

Application:

For 1988-1993 CHEVY GMC C/K SERIES 1500 2500 3500 PICKUP 6.2L 379Cu DIESEL V8

Manufacturer Part Number: 391 CC391 DPI391 CU391AE391

Please Notice：Fit Radiator With 34in. x 17in Core Size ONLY. Please verify your fitment before ordering.

Vehicle Fitment:

1988 Chevrolet C1500 6.2L 379Cu. In. V8 DIESEL OHV Naturally Aspirated

1988 Chevrolet C2500 6.2L 379Cu. In. V8 DIESEL OHV Naturally Aspirated

1988 Chevrolet C3500 6.2L 379Cu. In. V8 DIESEL OHV Naturally Aspirated

1988 Chevrolet K1500 6.2L 379Cu. In. V8 DIESEL OHV Naturally Aspirated

1988 Chevrolet K2500 6.2L 379Cu. In. V8 DIESEL OHV Naturally Aspirated

1988 Chevrolet K3500 6.2L 379Cu. In. V8 DIESEL OHV Naturally Aspirated

1988 Chevrolet V30 6.2L 379Cu. In. V8 DIESEL OHV Naturally Aspirated

1989 Chevrolet C1500 6.2L 379Cu. In. V8 DIESEL OHV Naturally Aspirated

1989 Chevrolet C2500 6.2L 379Cu. In. V8 DIESEL OHV Naturally Aspirated

1989 Chevrolet C3500 6.2L 379Cu. In. V8 DIESEL OHV Naturally Aspirated

1989 Chevrolet K1500 6.2L 379Cu. In. V8 DIESEL OHV Naturally Aspirated

1989 Chevrolet K2500 6.2L 379Cu. In. V8 DIESEL OHV Naturally Aspirated

1989 Chevrolet K3500 6.2L 379Cu. In. V8 DIESEL OHV Naturally Aspirated