1981 GMC K1500 Cooling & Heating - In Stock Filter Options - Vendor In Stock Filter Options

12 Inch 800 CFM Four Seasons Electric Fan Kit 36896

Electric Fan, 12 in. Diameter, Reversible, 800 cfm, Black, Plastic, Each

Part Number: FSS-36896

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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PRW Competition+ Mechanical Water Pumps 1435022

Water Pump, Mechanical, High-Volume, Clockwise, Aluminum, Black, Buick, Chevrolet, GMC, Oldsmobile, Pontiac, Each

Part Number: PQX-1435022

Not Yet Reviewed

Estimated Ship Date: May 5, 2026 if ordered today

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Estimated Ship Date: May 5, 2026 if ordered today

Be Cool Custom-Fit Aluminum Radiators 66013

Be Cool Custom-Fit Aluminum Radiators 66013

Radiator, Exact-Fit, Aluminum, Natural, Chevy, GMC, Pickup/Van/SUV, Each

Part Number: BCI-66013

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 7, 2026 if ordered today

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Estimated Ship Date: Apr 7, 2026 if ordered today

Four Seasons Air Conditioning Replacement Components 16149

Air Conditioning Replacement Component, Evaporator Core Repair Kit, Does Not Include New Orifice Tube, Buick, Cadillac, Chevy, Ford, GMC, Lincoln, Kit

Part Number: FSS-16149

Not Yet Reviewed

Estimated Ship Date: Today

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Summit Racing™ Radiator Overflow Tank Caps SUM-RP24321

Radiator Overflow Tank Cap, 1974-84 Chevy/GMC Truck, Repl GM#340750, Each

Part Number: SUM-RP24321

Not Yet Reviewed

Estimated Ship Date: Today

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GMB Replacement Fan Clutches 920-2060

Fan Clutch, Replacement, Severe-duty Thermal Style, Clockwise Rotation, Buick, Cadillac, Chevrolet, Chrysler, Dodge, Ford, GMC, Olds, Pontiac, Each

Part Number: GMB-920-2060

Not Yet Reviewed

Estimated Ship Date: Apr 3, 2026 if ordered today

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Estimated Ship Date: Apr 3, 2026 if ordered today

GMB OE Replacement Water Pumps 130-1120

Water Pump, Mechanical, Iron, Natural, Pontiac, GM, AMC, Jeep, 2.5L, 250, L4-L6, Each

Part Number: GMB-130-1120

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 6, 2026 if ordered today

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Estimated Ship Date: Apr 6, 2026 if ordered today

OSC Automotive Heater Cores 98552

HVAC Heater Core, OSC Cooling Products 98552 New Heater Core

Part Number: OSC-98552

Not Yet Reviewed

Estimated Ship Date: Mar 20, 2026 if ordered today

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Estimated Ship Date: Mar 20, 2026 if ordered today

GMB Replacement Fan Clutches 930-2010

FAN CLUTCH

Part Number: GMB-930-2010

Not Yet Reviewed

Estimated Ship Date: Apr 3, 2026 if ordered today

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Estimated Ship Date: Apr 3, 2026 if ordered today

Agility Auto Parts Air Conditioning Condensers 7013616

Air Conditioning Condensers, #8 Air Conditioning Male O-ring, #6 Air Conditioning Male O-ring, Chevrolet, GMC, Each

Part Number: RDR-7013616

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 18, 2026 if ordered today

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Estimated Ship Date: Mar 18, 2026 if ordered today

Body Parts Fan Shrouds LKQ1051412

LOWER FAN SHROUD; 305 AND 350

Part Number: BDY-LKQ1051412

Not Yet Reviewed

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Universal Air Conditioner Radiators RA 709C

Radiator

Part Number: UAC-RA709C

Not Yet Reviewed

Estimated Ship Date: Mar 18, 2026 if ordered today

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Estimated Ship Date: Mar 18, 2026 if ordered today

Body Parts Radiator Supports GM1225109V

Radiator Support, Chevy, GMC, 2-Light System, Steel, Black EDP, Each

Part Number: BDY-GM1225109V

Not Yet Reviewed

Estimated Ship Date: Jun 1, 2026 if ordered today

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Estimated Ship Date: Jun 1, 2026 if ordered today

Brothers Trucks Aluminum Radiators ALR87C4

Radiators, Crossflow, 4-row, Aluminum, Natural, Upper Left Side Inlet, Transmission Cooler, Chevrolet, GMC, Each

Part Number: HCT-ALR87C4

Not Yet Reviewed

Estimated Ship Date: Today

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Universal Air Conditioner Orifice Tubes EX 5151C

Air Conditioning Orifice Tube, Replacement, White, Audi, Buick, Cadillac, Chevrolet, GMC, Isuzu, Mazda, Oldsmobile, Pontiac, Saab, Each

Part Number: UAC-EX5151C

Not Yet Reviewed

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Universal Air Conditioner Air Conditioning Repair Kits AK 2546

A/C System Repair Kit

Part Number: UAC-AK2546

Not Yet Reviewed

Estimated Ship Date: Mar 18, 2026 if ordered today

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Estimated Ship Date: Mar 18, 2026 if ordered today

Universal Air Conditioner Air Conditioning Accumulators RD 8816C

A/C Accumulator

Part Number: UAC-RD8816C

Not Yet Reviewed

Estimated Ship Date: Today

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12 Inch 1,155 CFM Maradyne Jetstreme Electric Fan MJS13KC

Radiator Fan, Controller, Electric, Jetstreme, Nylon, Black, 12.0 in. Diameter, 1,155 cfm, Each

Part Number: MAR-MJS13KC

Not Yet Reviewed

Estimated Ship Date: Jun 1, 2026 if ordered today

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Estimated Ship Date: Jun 1, 2026 if ordered today

Engine Works Thermostats 41180

Thermostat, 180 Degree, High-Flow, Copper/Brass, Chevy, Each

Part Number: EW1-41180

Not Yet Reviewed

Estimated Ship Date: Today

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OSC Automotive Radiators 730

Radiator, Exact Fit, Aluminum/Plastic, Chevy, GMC, Each

Part Number: OSC-730

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 23, 2026 if ordered today

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Estimated Ship Date: Mar 23, 2026 if ordered today

Universal Air Conditioner Heater Cores HT 9077C

Heater Core, Replacement, Aluminum, Natural, Chevrolet, GMC, Each

Part Number: UAC-HT9077C

Not Yet Reviewed

Estimated Ship Date: Mar 17, 2026 if ordered today

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Estimated Ship Date: Mar 17, 2026 if ordered today

Universal Air Conditioner Orifice Tubes EX 7000C

Air Conditioning Orifice Tube, Replacement, White, for Hyundai, for Nissan, Buick, Cadillac, Chevy, Ford, GMC, Olds, Pontiac, Volkswagen, Volvo, Each

Part Number: UAC-EX7000C

Not Yet Reviewed

Estimated Ship Date: Today

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National Bearing Air Conditioning Compressor Clutch Bearings 907257

Bearing, A/C Compressor Clutch, Steel, AM General, AMC, Audi, Chevy, GMC, Chrysler, Ford, Isuzu, Volvo, Each

Part Number: NTL-907257

Not Yet Reviewed

Estimated Ship Date: Mar 25, 2026 if ordered today

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Estimated Ship Date: Mar 25, 2026 if ordered today

Perma-Cool Engine Oil Coolers 62189

Fluid Cooler, Engine, 2-Pass, Tube and Fin, Aluminum, Natural, 3.50 in. x 14.00 in. x 1.500 in., Each

Part Number: PRM-62189

Not Yet Reviewed

Estimated Ship Date: Jun 1, 2026 if ordered today

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Estimated Ship Date: Jun 1, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Hayden Fluid Coolers 462

4.25 out of 5 stars ( 9 )

Estimated Ship Date: Today

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Mr. Gasket Mechanical Water Pumps 7012NG

Water Pump, Mechanical, High-Volume, Long, Small Block, Iron, Black, Each

Part Number: MRG-7012NG

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 26, 2026 if ordered today

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Estimated Ship Date: Mar 26, 2026 if ordered today