4 Row Aluminum Radiator Shroud Fan Relay for 1973-1991 Chevy GMC C K C10 10 20 30 C1500 C2500 C3500 Jimmy Blazer Truck Pickup Suburban Radiators

Fitment: For GMC C2500 C3500 K1500 K2500 85 86 For CHEVY C/K SERIES C10/C20/K10 PICKUP 73-80 For Chevy Truck,73-91 Blazer (19 x 28-1/4"Core) 73-87 For GM Truck 81-90 For Chevy Pickup Truck 19"Core 85 86 87 For Chevy V Series 1981-1990 For Chevy Blazer 1981-1990 For Chevy K Series 1981-1990 For Chevy C/K Series 19"" TALL 1973-1987 For Chevy Custom Deluxe Truck & Suburban For GMC C/K Trucks 1983-1985 For GMC K2500 79-84 For Chevy Suburban 87-91 For GMC C25 C2500 C35 73 74 75 76 77 78 79 For Chevy Blazer / Jimmy 1973-1991 For GMC C3500 79-84 For Chevy Silverado Truck, Blazer & Suburban For Chevy Truck C30 73-90 Package Include: 1 X 4-Row Aluminum Radiator (Includes Radiator Cap) 1 X Aluminum Shroud 2 X 12"" Fans (Includes mounting kits) 1 X Thermostat Relay Kit FAN SPEC: Maximum Fan CFM: 2300±200 Fan Diameter X Height X Thickness:12.05"" X 12.05"" X 2.5"" Number of Blades: 10 blades (Plastic) Amp Draw: 12.70 amps Maximum Fan RPM: 2,250 rpm Radiator Details: All Aluminum Tank and Core Transmission Oilcooler : Include Style: Crossflow Mounting Style: Bolt-On Hose Locations: IN: Driver / OUT: Passenger Fitment Type: Performance/Custom Placement on Vehicle: Engine Compartment Relay Kit Instructions: RED + connect directly to battery. WHITE wire to ignition switch power source. BLACK goes to thermos switch. BLUE wire goes to the Fans. Thermostat Relay Kit: Universal fit for any automotive vehicle and electric fan. Activates by grounding electric fans at preset temperature. 180'F turn-on temperature, 165'F turn-off temperature. 3/8"" NPT thread-in brass probe w/ 1/2"" NPT adapter included.

• Core Size : 28.23" H x 18.82" W x 2.44" T;Overall Size:33.78" H x 20.59" W ; Upper inlets:1.5" located on the driver side ; Lower outlets : 1.5" located on the passenger side
• Transmission Oil Cooler: ￠32×215×G1/4（Z）; Trans Cooler: 1/2-20 Straight Thread, G 1/4 ; Includes CNC machined filler neck and cap,OEM Style Brass Petcock Drain
• High-quality material: Transmission Oil Cooler is constructed of high quality AA5052 aircraft grade aluminum construction to ensure an extremely long lasting operate life. The core of the Transmission Oil Cooler is welded in vacuum brazing furnace, no epoxy.
• Easy To Install: Light weight direct bolt-on replacement, stronger & higher capacity for coolant
• Brazed core technology to guarantee optimum performance and dependability ; Carefully crafted to exceptional OE standards for precise fit.