1981 CHEVROLET K20 Cooling & Heating - In Stock Filter Options - Vendor In Stock Filter Options

Four Seasons Ultra-Cool Transmission Oil Coolers 53000

Transmission Oil Cooler, Ultra-Cool, Tube and Fin, 4 Rows, Aluminum, 0.375 in. Hose Barb Inlet/Outlet, Each

Part Number: FSS-53000

Not Yet Reviewed

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Flex-A-Lite Billet Aluminum Radiator Caps 126844

Radiator Cap, Round, 16 psi Maximum Pressure, Billet Aluminum, Black, Flex-A-Lite Logo, Buick, Cadillac, Chevy, Chrysler, Ford, GMC, Volkswagen, Each

Part Number: FLX-126844

Not Yet Reviewed

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Summit Racing™ Direct-Fit Restoration Interior Trim Parts SUM-RP22492

Interior Vents, Dash, Defroster Grill, Rectangular, Plastic, Chrome Finish, Front Left or Right Side, Chevy, GMC, Truck, Each

Part Number: SUM-RP22492

Not Yet Reviewed

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Be Cool Show & Go Modules 81913

Be Cool Show & Go Modules 81913

Radiators, Show & Go Modules, Crossflow, Aluminum, Polished, Dual Fan, Replaces 28.5 in. Core, Not for Use with Diesel Engines, Chevrolet, GMC, Kit

Part Number: BCI-81913

Not Yet Reviewed

Estimated Ship Date: Mar 26, 2026 if ordered today

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Estimated Ship Date: Mar 26, 2026 if ordered today

Four Seasons Air Conditioning Replacement Components 16152

Evaporator Core Repair Kit, Air Conditioning Replacement Component, Buick, Cadillac, Chevy, Ford, GMC, Lincoln, Mercury, Oldsmobile, Pontiac, Kit

Part Number: FSS-16152

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Frostbite Performance Cooling Aluminum Radiators FB166

Radiator, Aluminum, 3-Row, Polished, Crossflow, Chevy, GMC, Each

Part Number: FBR-FB166

2.83 out of 5 stars ( 12 )

Estimated Ship Date: Mar 18, 2026 if ordered today

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Estimated Ship Date: Mar 18, 2026 if ordered today

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Summit Racing™ Plastic/Aluminum Radiators SUM-380535

2.75 out of 5 stars ( 3 )

Estimated Ship Date: Today

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GMB High Performance Water Pumps 130-1250HP

Water Pump, Performance, High Volume, Aluminum, Buick, Checker, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: GMB-130-1250HP

3.89 out of 5 stars ( 9 )

Estimated Ship Date: Mar 23, 2026 if ordered today

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Estimated Ship Date: Mar 23, 2026 if ordered today

GMB OE Replacement Water Pumps 130-1230

Water Pump, OE Replacement, Cast Iron, Chevy, GMC, 292, Each

Part Number: GMB-130-1230

5.0 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

Vintage Air Duct Hose Adapters 623215

Tubing Couplers, Replacement, Louver Hose Adapter, Driver Side, Plastic, Black, 2.5 in. Diameter Inlet, Chevy, GMC, Each

Part Number: VTA-623215

Not Yet Reviewed

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Hayden Fluid Cooler Mounting Kits 251

Fluid Cooler Mounting, Plastic, Natural, Kit

Part Number: HDA-251

Not Yet Reviewed

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Be Cool Factory Fit Modules 86013

Power Cooling Modules, Exact Fit, Aluminum, Natural, Chevy, SUV, Pickup, Kit

Part Number: BCI-86013

Not Yet Reviewed

Estimated Ship Date: Mar 26, 2026 if ordered today

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Estimated Ship Date: Mar 26, 2026 if ordered today

Be Cool Show & Go Modules 81313

Power Cooling Modules, Show & Go, Aluminum, Polished, Chevy, GMC, SUV/Van/Pickup, Kit

Part Number: BCI-81313

Not Yet Reviewed

Estimated Ship Date: Mar 26, 2026 if ordered today

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Estimated Ship Date: Mar 26, 2026 if ordered today

Four Seasons Remanufactured Air Conditioning Compressors 57221

Air Conditioning Compressor, Steel, R4 Heavy, R-134A, Each

Part Number: FSS-57221

Not Yet Reviewed

Estimated Ship Date: Mar 10, 2026 if ordered today

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Estimated Ship Date: Mar 10, 2026 if ordered today

Tuff Stuff Performance Supercool Water Pumps 1511NC

Water Pump, Mechanical, High-Volume, Aluminum, Natural, Chevy, Small Block, Long Pump, Each

Part Number: TFF-1511NC

2.5 out of 5 stars ( 2 )

Estimated Ship Date: May 20, 2026 if ordered today

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Estimated Ship Date: May 20, 2026 if ordered today

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Tuff Stuff Performance Platinum Series Water Pumps 1511NA

4.25 out of 5 stars ( 5 )

Estimated Ship Date: Today

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Four Seasons Remanufactured Air Conditioning Compressors 57096

Air Conditioning Compressor, Steel, A6, R-134A, Each

Part Number: FSS-57096

Not Yet Reviewed

Estimated Ship Date: Mar 10, 2026 if ordered today

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Estimated Ship Date: Mar 10, 2026 if ordered today

MotoRad Thermostats 200-195

Thermostat, 195 Degrees F, Stainless Steel, Each

Part Number: SNN-200-195

Not Yet Reviewed

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14 Inch 1,300 CFM Mishimoto Electric Fan and Shroud Kit MMFS-CK-78

Fan and Shroud Kit, Dual Electric Fan, Natural Aluminum Shroud, Bolt-on, Chevy, GMC, Kit

Part Number: MIO-MMFS-CK-78

2.5 out of 5 stars ( 2 )

Estimated Ship Date: Mar 5, 2026 if ordered today

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Estimated Ship Date: Mar 5, 2026 if ordered today

Four Seasons Water Necks 84899

Water Neck, Replacement, Buick, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: FSS-84899

4.38 out of 5 stars ( 8 )

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: Mar 23, 2026 if ordered today

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Estimated Ship Date: Mar 23, 2026 if ordered today

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: Apr 24, 2026 if ordered today

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Estimated Ship Date: Apr 24, 2026 if ordered today

PRW Water Necks 5292270

WATER NECK, MANIFOLD FILLER, CHEV, SB-BB, 90° Alum, Black

Part Number: PQX-5292270

Not Yet Reviewed

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Four Seasons Electric Fan Kits 37141

Electric Fan, Pusher, 14 in., Black, Each

Part Number: FSS-37141

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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US Motor Works Thermal Fan Clutches 22049

Fan Clutches, Standard Thermal, AMC, Buick, Cadillac, Chevy, Dodge, GMC, Jeep, Oldsmobile, Pontiac, Each

Part Number: UMW-22049

Not Yet Reviewed

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Milodon Mechanical Water Pumps 16212

Water Pump, Mechanical, High-Volume, Long, 1977-1987, Chevy Small Block, 350/400, Steel, Natural, Each

Part Number: MIL-16212

3.5 out of 5 stars ( 8 )

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: May 19, 2026 if ordered today

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Estimated Ship Date: May 19, 2026 if ordered today