1981 GMC K3500 Cooling and Heating Parts

2,681 products fit your

1981 GMC K3500

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1981 GMC K3500

Products

-7%

Earls |

#425609004ERL

Earls 609004ERL Speed-Seal Hose End, -4 AN, 90 Degree, Adjustable

Fitting Hose Size:

-4 AN

Fitting End A:

-4 AN Female

Fitting End B:

-4 AN Hose

$46.55

/each

$50.36

-8%

Earls |

#425609236ERL

Earls 609236ERL 90 Deg -6 AN Aluminum Adjustable Speed-Seal Hose End

Fitting Hose Size:

-6 AN

Fitting End A:

-6 AN Female

Fitting End B:

-6 AN Hose

$73.25

/each

$79.95

-7%

Earls |

#425993812ERL

Earls 993812ERL Blue Anodized -12 AN Female Tee Fitting, Aluminum

Fitting End A:

-12 AN Female

Fitting End B:

-12 AN Female

Fitting End C:

-12 AN Female

$62.75

/each

$67.95

-7%

Earls |

#425AT983310ERL

Earls AT983310ERL 90 Degree -10 AN Bulkhead Fitting, Anodized Aluminum

AN Size:

-10 AN

Angle:

90 degree

Fitting End A:

-10 AN Male

$39.90

/each

$43.17

-8%

Earls |

#425SS982504ERL

Earls SS982504ERL Male -4 AN Tee to 1/8 Inch NPT on Branch

Fitting End A:

-4 AN Male

Fitting End B:

1/8" NPT Male

Fitting End C:

-4 AN Male

$56.85

/each

$61.95

Car Cooling System Components

How does a cooling system work? Why is your engine overheating? What parts should you be giving your attention to? This guide answers all your questions.

Cooling a '46 Ford Sedan

In this Tech Tip, John offers some guidance to a customer looking to cool his 1946 Ford Sedan.

Upgrading the Cooling System for a Small Block Chevy

Learn how to successfully upgrade the cooling system for a 400 small block Chevy. Read tips for installing a water pump and auxiliary coolant lines using fittings and fuel hoses.

Installing an External Oil Cooler

In this guide, Kevin demonstrates how to properly install an external oil cooler in his '54 Chevy Belair with a Big Block Chevy engine.

-8%

Earls |

#425571010ERL

Earls 571010ERL Flame Guard Insulation, Black, 10 Feet

Color:

Black

Overall Length:

120"

Overall Diameter:

0.75"

$169.95

/each

$184.95

-6%

Earls |

#425571012ERL

Earls 571012ERL Flame Guard Insulation, Black, 10 Feet

Color:

Black

Overall Length:

120"

Overall Diameter:

$199.95

/each

$214.95

-7%

Earls |

#425AT803110ERL

Earls AT803110ERL 30 Degree -10 AN Ano-Tuff Swivel Seal Hose End

Fitting Hose Size:

-10 AN

Fitting End A:

-10 AN Female

Fitting End B:

-10 AN Hose

$59.89

/each

$64.95

-8%

Earls |

#425AT803112ERL

Earls AT803112ERL 30 Degree -12 AN Ano-Tuff Swivel Seal Hose End

Fitting Hose Size:

-12 AN

Fitting End A:

-12 AN Female

Fitting End B:

-12 AN Hose

$76.09

/each

$82.95

-8%

Earls |

#425AT804510ERL

Earls AT804510ERL 45 Degree -10 AN Female to -10 AN Swivel Low Profile

Fitting Hose Size:

-10 AN

Fitting End A:

-10 AN Female

Fitting End B:

-10 AN Hose

$66.65

/each

$72.95

-8%

Earls |

#425AT804616ERL

Earls AT804616ERL 45 Degree -16 AN Female to -16 AN Swivel Seal Hose

Fitting Hose Size:

-16 AN

Fitting End A:

-16 AN Female

Fitting End B:

-16 AN Hose

$87.95

/each

$95.95

-7%

Earls |

#425300124ERL

Earls 300124ERL Auto-Fit Hose End, AN24, Red/Blue, Straight

Fitting Hose Size:

-24 AN

Fitting End A:

-24 AN Female

Fitting End B:

-24 AN Hose

$184.95

/each

$200.95

45 Degree Socketless Push-On Hose End, Nickel, -6 AN

Speedway Motors |

#6201522

45 Degree Socketless Push-On Hose End, Nickel, -6 AN

Fitting Hose Size:

-6 AN

Fitting End A:

-6 AN Female

Fitting End B:

-6 AN Hose

$18.99

/each

-53%

Fragola |

#62020221

Fragola 209004-BL Series 8000 Push-Lite Hose End, 90 Deg, -4 AN

Fitting Hose Size:

-4 AN

Fitting End A:

-4 AN Female

Fitting End B:

-4 AN Hose

$15.99

/each

$34.15

-20%

Remflex Gaskets |

#63918010

Remflex Gaskets 18-010 Turbo "Tial" 38MM Wastegate Gasket

Sold in Quantity:

Set

GTIN Code:

878891002676

$15.11

/each

$18.89

-6%

Holley |

#42520210

Holley 20-210 Low Mount A/C Brackets, Gen 5 LT4/LT1 Dry Sump

Material Type:

Billet Aluminum

Finish:

Clear Anodized

Fits A/C Compressor Style:

Sanden SD7B10

$374.95

/each

$402.95

Vintage Air |

#725491214RVA

Vintage Air 491214-RVA Upgrade Gen IV Proline Vert Control Panel

(1)

GTIN Code:

842829122118

$249.99

/each

$155 Off

Aeroquip |

#617803

Aeroquip FCF0803 Stainless Steel Braided AC Hose, -8 AN, 3 Ft. Length

(2)

Hose Length:

3.00 ft.

Hose ID:

.42"

Hose OD:

.54"

$60.99

/each

$215.58

Earls |

#425962404ERL

Earls 962404ERL -4 AN Male Tee, Zinc Plated Steel

Fitting End A:

-4 AN Male

Fitting End B:

-4 AN Male

Fitting End C:

-4 AN Male

$7.95

/each

-25%

Vibrant |

#32120400

Vibrant 5 Inch Black Silicon Heater Hose

Hose Material:

Silicon

Overall Length:

Sold in Quantity:

Each

$32.99

/each

$43.99

-75%

Aeroquip |

#6171513

Aeroquip FCE1513 Nickel Straight Push-On Hose Socketless Fitting -8 AN

Fitting Hose Size:

-8 AN

Fitting End A:

-8 AN Female

Fitting End B:

-8 AN Hose

$16.99

/each

$69.84

Chevrolet Performance 11588715 LS Coolant By-Pass Bleed Bolt

Chevrolet Performance Parts |

#35511588715

Chevrolet Performance 11588715 LS Coolant By-Pass Bleed Bolt

Thread Pitch:

M6-1.00

Sold in Quantity:

Each

$5.99

/each

-7%

Holley |

#425199106

Holley 199-106 SD7 A/C Compressor, Polished

A/C Compressor Type:

Sanden SD7B10

Material Type:

Aluminum

Finish:

Polished

$664.95

/each

$719.95

-7%

Earls |

#425AT809008ERL

Earls AT809008ERL 90 Degree -8 AN Female to -8 AN Swivel Low Profile

Fitting Hose Size:

-8 AN

Fitting End A:

-8 AN Female

Fitting End B:

-8 AN Hose

$51.95

/each

$56.19

Straight Heater Hose Fitting 5/8" x 1/2"

Speedway Motors |

#91140120

Straight Heater Hose Fitting 5/8" x 1/2"

Thread Pitch:

1/2" NPT

Angle:

Straight

Fitting Type 1:

5/8" Hose barb

$15.49

/each

-7%

Earls |

#425AT983303ERL

Earls AT983303ERL 90 Degree -3 AN Bulkhead Fitting, Anodized Aluminum

AN Size:

-3 AN

Angle:

90 degree

Fitting End A:

-3 AN Male

$20.87

/each

$22.58

-26%

Vibrant |

#32128000

Vibrant Performance -3 AN Hose End Fitting

Fitting Hose Size:

-3 AN

Fitting End A:

-3 AN Female

Fitting End B:

-3 AN Hose

$16.50

/each

$22.50

-83%

Aeroquip |

#61741351

Aeroquip FBL4135 Crimp Hose Fitting, 90 Degree, AN 12, Black

Garage Sale Type:

Closeout

Fitting Hose Size:

-12 AN

Fitting End A:

-12 AN Female

$13.78

/each

$84.99

Straight Socketless Push-On Hose End, Nickel, -8 AN

Speedway Motors |

#6201513

Straight Socketless Push-On Hose End, Nickel, -8 AN

Fitting Hose Size:

-8 AN

Fitting End A:

-8 AN Female

Fitting End B:

-8 AN Hose

$14.99

/each

-69%

45 Degree Nickel Plated AC Fitting, -6 AN

Aeroquip |

#6171722

45 Degree Nickel Plated AC Fitting, -6 AN

AN Size:

-6 AN

Angle:

45 degree

Fitting End A:

-6 AN O-ring

$43.99

/each

$143.58

-66%

Aeroquip |

#6174214

Aeroquip FBM4214 Starlite Crimp Fitting, Straight, -10 AN

Fitting Hose Size:

-10 AN

Fitting End A:

-10 AN Female

Fitting End B:

-10 AN Hose

$25.99

/each

$76.79

Speedway Motors |

#91073036

Flexible Radiator Hose Kit, 36 Inch

(12)

$90.99

ICT BILLET |

#82651186

ICT Billet 551186-LT LT Master Oil & Coolant Sensor Adapter Set

Sold in Quantity:

Kit

GTIN Code:

840117205482

$81.00

/kit

-24%

Vibrant |

#32100011

Vibrant Tight Radius 90 Deg Hose Fitting, Black, -6/-8/-10/-12AN

Angle:

90 degree

Material Type:

Aluminum

Finish:

Anodized

$24.79

/each

$32.79

DeWitts |

#133SP460

DeWitts® 32-SP460 SP460 Fan Kit, 1968-82

(2)

Fan Diameter:

11 Inch

Maximum Fan CFM:

2420 CFM

Fan Flow Type:

Pull

$582.99

/each

DeWitts |

#13332SP485

DeWitts® 32-SP485 “The BEAST” 500W 16" Brushless Fan Kit

Fan Diameter:

16 Inch

Maximum Fan CFM:

2430 CFM

Fan Flow Type:

Pull

$826.99

/kit

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1981 GMC K3500 Cooling and Heating Parts

Subcategory

Part

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Transmission Family

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Engine Family

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Products

Earls 609004ERL Speed-Seal Hose End, -4 AN, 90 Degree, Adjustable

Earls 609236ERL 90 Deg -6 AN Aluminum Adjustable Speed-Seal Hose End

Earls 993812ERL Blue Anodized -12 AN Female Tee Fitting, Aluminum

Earls AT983310ERL 90 Degree -10 AN Bulkhead Fitting, Anodized Aluminum

Earls SS982504ERL Male -4 AN Tee to 1/8 Inch NPT on Branch

Related Articles

Earls 571010ERL Flame Guard Insulation, Black, 10 Feet

Earls 571012ERL Flame Guard Insulation, Black, 10 Feet

Earls AT803110ERL 30 Degree -10 AN Ano-Tuff Swivel Seal Hose End

Earls AT803112ERL 30 Degree -12 AN Ano-Tuff Swivel Seal Hose End

Earls AT804510ERL 45 Degree -10 AN Female to -10 AN Swivel Low Profile

Earls AT804616ERL 45 Degree -16 AN Female to -16 AN Swivel Seal Hose

Earls 300124ERL Auto-Fit Hose End, AN24, Red/Blue, Straight

45 Degree Socketless Push-On Hose End, Nickel, -6 AN

Fragola 209004-BL Series 8000 Push-Lite Hose End, 90 Deg, -4 AN

Remflex Gaskets 18-010 Turbo "Tial" 38MM Wastegate Gasket

Holley 20-210 Low Mount A/C Brackets, Gen 5 LT4/LT1 Dry Sump

Vintage Air 491214-RVA Upgrade Gen IV Proline Vert Control Panel

Aeroquip FCF0803 Stainless Steel Braided AC Hose, -8 AN, 3 Ft. Length

Earls 962404ERL -4 AN Male Tee, Zinc Plated Steel

Vibrant 5 Inch Black Silicon Heater Hose

Aeroquip FCE1513 Nickel Straight Push-On Hose Socketless Fitting -8 AN

Chevrolet Performance 11588715 LS Coolant By-Pass Bleed Bolt

Holley 199-106 SD7 A/C Compressor, Polished

Earls AT809008ERL 90 Degree -8 AN Female to -8 AN Swivel Low Profile

Straight Heater Hose Fitting 5/8" x 1/2"

Earls AT983303ERL 90 Degree -3 AN Bulkhead Fitting, Anodized Aluminum

Vibrant Performance -3 AN Hose End Fitting

Aeroquip FBL4135 Crimp Hose Fitting, 90 Degree, AN 12, Black

Straight Socketless Push-On Hose End, Nickel, -8 AN

45 Degree Nickel Plated AC Fitting, -6 AN

Aeroquip FBM4214 Starlite Crimp Fitting, Straight, -10 AN

Flexible Radiator Hose Kit, 36 Inch

ICT Billet 551186-LT LT Master Oil & Coolant Sensor Adapter Set

Vibrant Tight Radius 90 Deg Hose Fitting, Black, -6/-8/-10/-12AN

DeWitts® 32-SP460 SP460 Fan Kit, 1968-82

DeWitts® 32-SP485 “The BEAST” 500W 16" Brushless Fan Kit