1981 GMC C2500 Cooling and Heating Parts

2,688 products fit your

1981 GMC C2500

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1981 GMC C2500

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Speedway Motors |

#9101516

Speedway Motors Steel 4-Blade Mechanical Racing Fan, 16 Inch

(17)

Fan Diameter:

16 Inch

Rotation:

Clockwise/Standard

Blade Material:

Steel

$49.99

/each

-25%

Fragola |

#617495121

Fragola 495120-BL Radius -16 AN to -12AN O-Ring Fitting Adapter

Fitting End A:

-16 AN Male

Fitting End B:

-12 AN Male O-ring

Angle:

Straight

$31.00

/each

$41.51

-43%

Fragola |

#617499104

Fragola 499104-BL 90 Degree Black Fitting, 1/8 NPT Male to -4 AN Male

Fitting End A:

-4 AN Male

Fitting End B:

1/8" NPT Male

Angle:

90 degree

$18.49

/each

$33.01

Aluminum Tee Flare Adapter Fitting, Black, -3 AN

Speedway Motors |

#61742981

Aluminum Tee Flare Adapter Fitting, Black, -3 AN

(2)

Fitting End A:

-3 AN Male

Fitting End B:

-3 AN Male

Fitting End C:

-3 AN Male

$10.99

/each

Vintage Air |

#725045003

Vintage Air 045003 Sanden 7B10 Compression Block Fitting Ki

(1)

Angle:

Straight

Fitting End A:

#8 O-Ring

Fitting End B:

#10 O-Ring

$50.99

/each

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.

Keeping your 1955 Chevy Cool

Shortcuts don't always pay off. Zach Raddatz walk us through his experience with a cheap radiator so we don't make the same mistake!

Cooling a '46 Ford Sedan

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

A/C 101 on a '65 Mustang

Speedway Motors employee Alanna C. walks through the how-to of installing the Vintage Air A/C in her 1965 Ford Mustang.

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.

Billet Specialties |

#910678250

Billet Specialties 67825 Aluminum Hose Clamp, 1-1/2 Inch Rubber Hose

(9)

Style:

Worm Gear | Housing

Material Type:

Aluminum

Color:

Natural

$37.95

/each

SPAL |

#91065152

SPAL SBL-YAZ-PT10 Plus/Nuova Series Brushless Fan Jumper Harness

(3)

Sold in Quantity:

Each

$51.93

/each

SPAL |

#91065195

SPAL SBL-TSI-195P-PKG 175-195° Brushless Temp. Control Sensor

Temp. Range:

175 Degrees Off 195 Degrees On

Thread Pitch:

3/8" NPT

$149.98

/each

Speedway Motors |

#91067159

508 Chrome AC Compressor

(4)

Overall Length:

8.50"

Overall Width:

5.0"

Overall Height:

5.625"

$495.99

/each

Billet Specialties |

#910674250

Billet Specialties 67425 Polished Aluminum 5/8 Inch Hose End Cover

(3)

Sold in Quantity:

Each

GTIN Code:

800770104904

$27.95

/each

Vintage Air |

#72511458VUS

Vintage Air 11458-VUS Rotary Switch Fan-mode

GTIN Code:

842829106408

$15.99

/each

Vintage Air |

#72515111

Vintage Air 15111VCB Top Mount Compressor Brackets

Material Type:

Mild Steel

Hardware Included:

Yes

Finish:

Natural

$144.99

/each

-7%

Earls |

#425924103ERL

Earls 924103ERL 45 Degree -3AN Male to -3 AN Female Swivel

Fitting End A:

-3 AN Male

Fitting End B:

-3 AN Female

Angle:

45 degree

$37.66

/each

$40.74

DEi 10419 Heat Sheath Line Sleeve, 1 Inch x 36 Inch

DEI |

#356010419

DEi 10419 Heat Sheath Line Sleeve, 1 Inch x 36 Inch

Material Type:

Fiberglass/Aluminum

Temp. Range:

500 °F

Color:

Silver

$18.99

/each

-7%

Earls |

#425962203ERL

Earls 962203ERL 90 Degree -3 AN Male to 1/8 Inch NPT Elbow, Zinc

Fitting End A:

-3 AN Male

Fitting End B:

1/8" NPT Male

Angle:

90 degree

$14.87

/each

$16.09

-7%

Earls |

#425750012ERL

Earls 750012ERL Vapor Guard 2 Ear Type 3/8 Inch Hose Clamp 5/Pk

(3)

Style:

Crimp

Material Type:

Stainless Steel

Color:

Natural

$13.40

/set

$14.49

Earls |

#425754156ERL

Earls 754156ERL Vapor Guard 45 Deg Hose End -6 to 5/16 Inch

Fitting Hose Size:

-6 AN

Fitting End A:

-6 AN Female

Fitting End B:

5/16" Hose barb

$11.95

/each

-7%

Earls |

#425759156ERL

Earls 759156ERL Vapor Guard 90 Deg Hose End -6 to 5/16 Inch

(2)

Fitting Hose Size:

-6 AN

Fitting End A:

-6 AN Female

Fitting End B:

5/16" Hose barb

$17.56

/each

$18.99

-7%

Earls |

#425750009ERL

Earls 750009ERL Vapor Guard 1 Ear Type 5/16 Inch Hose Clamp 5/Pk

Style:

Crimp

Material Type:

Stainless Steel

Color:

Natural

$10.38

/set

$11.23

-7%

Earls |

#425AT300104ERL

Earls AT300104ERL Straight Auto-Fit -4 AN Female to -4 Hose End

(1)

Fitting Hose Size:

-4 AN

Fitting End A:

-4 AN Female

Fitting End B:

-4 AN Hose

$16.92

/each

$18.30

New Product

Maradyne |

#35900020

Maradyne MFA109 Temp Switch 195 Degree On, 175 Degree Off

Temp. Range:

195°F on / 175°F off

Thread Pitch:

3/8 in NPT

Material Type:

Brass

$29.45

/each

New Product

Maradyne |

#35900026

Maradyne MFA128 Defrost Duct Kit, 2 Vents, Universal

Position:

Driver and Passenger Side

Material Type:

Plastic

Finish:

Black

$33.77

/each

Flex-A-Lite |

#359104458

Flex-A-Lite 104458 Nylon Fan, 15 Inch, 6 Blade, Mechanical

Rotation:

Clockwise/Standard

Blade Type:

Flex

Blade Material:

Nylon

$29.99

/each

-7%

Earls |

#425962304ERL

Earls 962304ERL 45 Degree -4 AN Male to 1/8 Inch NPT Elbow, Zinc

(2)

Fitting End A:

-4 AN Male

Fitting End B:

1/8" NPT Male

Angle:

45 degree

$10.42

/each

$11.27

-7%

Earls |

#425963303ERL

Earls 963303ERL 90 Degree -3 AN Bulkhead Union, Zinc Plated Steel

AN Size:

-3 AN

Angle:

90 degree

Fitting End A:

-3 AN Male

$14.88

/each

$16.10

-7%

Earls |

#425968804ERL

Earls 968804ERL Oil Pressure Adapter 4AN to 1/8 Inch NPT

Fitting End A:

-4 AN Male

Fitting End B:

1/8" NPT Male

Angle:

Straight

$20.89

/each

$22.60

Gates |

#39525476

Gates 25476 Vulco-Flex II Flexible Radiator Hose, 1-1/2 x 14 Inch

(5)

Material Type:

Rubber

Sold in Quantity:

Each

$22.99

/each

Gates |

#39525480

Gates 25480 Vulco-Flex II Flexible Radiator Hose, 1-1/2 x 20 Inch

(6)

Material Type:

Rubber

Sold in Quantity:

Each

$33.99

/each

-7%

Earls |

#425840106ERL

Earls 840106ERL Straight -6 AN to -6 AN Male Hose End

(1)

Fitting Hose Size:

-6 AN

Fitting End A:

-6 AN Male

Fitting End B:

-6 AN Hose

$23.89

/each

$25.84

-7%

Earls |

#425916108ERL

Earls 916108ERL Blue Straight -8 AN Swivel to 3/8 In Male NPT Adapter

(1)

Fitting End A:

-8 AN Female

Fitting End B:

3/8" NPT Male

Angle:

Straight

$20.87

/each

$22.58

-7%

Earls |

#425PANE6500BKERL

Earls PANE6500BK-ERL Quarter Turn Fasteners, 7/16 Inch, .500

(2)

Head Diameter:

0.75"

Material Type:

Steel

Finish:

Black

$37.53

/set

$40.60

-7%

Earls |

#425170206ERL

Earls 170206ERL Line Clamp, 3/8 Inch, Package Of 4

Material Type:

Aluminum

Color:

Natural

Maximum Clamping Diameter:

0.375"

$39.90

/each

$43.17

-7%

Earls |

#425782406ERL

Earls 782406ERL Vapor Guard 3/8 Inch 3 Way Tee

Fitting End A:

3/8" Hose barb

Fitting End B:

3/8" Hose barb

Fitting End C:

3/8" Hose barb

$16.37

/each

$17.71

-7%

Earls |

#425AT981666ERL

Earls AT981666ERL -6 AN Male to 3/8 Inch NPT Straight Adapter

(2)

Fitting End A:

-6 AN Male

Fitting End B:

3/8" NPT Male

Angle:

Straight

$10.09

/each

$10.91

-7%

Earls |

#425AT981668ERL

Earls AT981668ERL -6 AN Male to 1/2 Inch NPT Straight Adapter

(1)

Fitting End A:

-6 AN Male

Fitting End B:

1/2" NPT Male

Angle:

Straight

$19.43

/each

$21.02

All American Billet |

#38801130

All American Billet 343120 A/C Hose Kit Straight W/ Service Port

Outer Braid:

Stainless

A/C Line Material:

Stainless Steel

A/C Line Finish:

Natural

$505.99

/kit

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1981 GMC C2500 Cooling and Heating Parts

Subcategory

Part

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Transmission Family

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Products

Speedway Motors Steel 4-Blade Mechanical Racing Fan, 16 Inch

Fragola 495120-BL Radius -16 AN to -12AN O-Ring Fitting Adapter

Fragola 499104-BL 90 Degree Black Fitting, 1/8 NPT Male to -4 AN Male

Aluminum Tee Flare Adapter Fitting, Black, -3 AN

Vintage Air 045003 Sanden 7B10 Compression Block Fitting Ki

Related Articles

Billet Specialties 67825 Aluminum Hose Clamp, 1-1/2 Inch Rubber Hose

SPAL SBL-YAZ-PT10 Plus/Nuova Series Brushless Fan Jumper Harness

SPAL SBL-TSI-195P-PKG 175-195° Brushless Temp. Control Sensor

508 Chrome AC Compressor

Billet Specialties 67425 Polished Aluminum 5/8 Inch Hose End Cover

Vintage Air 11458-VUS Rotary Switch Fan-mode

Vintage Air 15111VCB Top Mount Compressor Brackets

Earls 924103ERL 45 Degree -3AN Male to -3 AN Female Swivel

DEi 10419 Heat Sheath Line Sleeve, 1 Inch x 36 Inch

Earls 962203ERL 90 Degree -3 AN Male to 1/8 Inch NPT Elbow, Zinc

Earls 750012ERL Vapor Guard 2 Ear Type 3/8 Inch Hose Clamp 5/Pk

Earls 754156ERL Vapor Guard 45 Deg Hose End -6 to 5/16 Inch

Earls 759156ERL Vapor Guard 90 Deg Hose End -6 to 5/16 Inch

Earls 750009ERL Vapor Guard 1 Ear Type 5/16 Inch Hose Clamp 5/Pk

Earls AT300104ERL Straight Auto-Fit -4 AN Female to -4 Hose End

Maradyne MFA109 Temp Switch 195 Degree On, 175 Degree Off

Maradyne MFA128 Defrost Duct Kit, 2 Vents, Universal

Flex-A-Lite 104458 Nylon Fan, 15 Inch, 6 Blade, Mechanical

Earls 962304ERL 45 Degree -4 AN Male to 1/8 Inch NPT Elbow, Zinc

Earls 963303ERL 90 Degree -3 AN Bulkhead Union, Zinc Plated Steel

Earls 968804ERL Oil Pressure Adapter 4AN to 1/8 Inch NPT

Gates 25476 Vulco-Flex II Flexible Radiator Hose, 1-1/2 x 14 Inch

Gates 25480 Vulco-Flex II Flexible Radiator Hose, 1-1/2 x 20 Inch

Earls 840106ERL Straight -6 AN to -6 AN Male Hose End

Earls 916108ERL Blue Straight -8 AN Swivel to 3/8 In Male NPT Adapter

Earls PANE6500BK-ERL Quarter Turn Fasteners, 7/16 Inch, .500

Earls 170206ERL Line Clamp, 3/8 Inch, Package Of 4

Earls 782406ERL Vapor Guard 3/8 Inch 3 Way Tee

Earls AT981666ERL -6 AN Male to 3/8 Inch NPT Straight Adapter

Earls AT981668ERL -6 AN Male to 1/2 Inch NPT Straight Adapter

All American Billet 343120 A/C Hose Kit Straight W/ Service Port