1981 GMC C1500 Cooling and Heating Parts

2,889 products fit your

1981 GMC C1500

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1981 GMC C1500

Products

-7%

Earls |

#425925106ERL

Earls 925106ERL Blue Anodized -6 AN Tee, Female Swivel on Branch

Fitting End A:

-6 AN Female

Fitting End B:

-6 AN Male

Fitting End C:

-6 AN Male

$41.81

/each

$45.23

Fragola |

#3249837061

Fragola 483706-BL AN Flare Bulkhead Fitting, -6 AN, 45 Degree

AN Size:

-6 AN

Angle:

45 degree

Fitting End A:

-6 AN Male

$14.49

/each

-52%

Fragola |

#3249804041

Fragola 48040-BL Aluminum Tee-On-Run Fitting, -4 AN

Garage Sale Type:

Discontinued

AN Size:

-4 AN

Angle:

Tee

$14.44

/each

$30.22

-7%

Earls |

#425300106ERL

Earls 300106ERL Auto Fit Female Hose End, Straight, -6 AN to -6 AN

(2)

Fitting Hose Size:

-6 AN

Fitting End A:

-6 AN Female

Fitting End B:

-6 AN Hose

$13.26

/each

$14.34

-7%

Earls |

#425AT981510ERL

Earls AT981510ERL -10 AN Male Straight Union, Anodized Aluminum

Fitting End A:

-10 AN Male

Fitting End B:

-10 AN Male

Angle:

Straight

$16.39

/each

$17.73

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.

-8%

Earls |

#425AT981516ERL

Earls AT981516ERL -16 AN Male Straight Union, Anodized Aluminum

Fitting End A:

-16 AN Male

Fitting End B:

-16 AN Male

Angle:

Straight

$56.79

/each

$61.95

-7%

Earls |

#425AT981603ERL

Earls AT981603ERL -3 AN Male to 1/8 Inch NPT Straight Adapter

Fitting End A:

-3 AN Male

Fitting End B:

1/8" NPT Male

Angle:

Straight

$7.38

/each

$7.99

-7%

Earls |

#425AT981604ERL

Earls AT981604ERL -4 AN Male to 1/8 Inch NPT Straight Adapter

(1)

Fitting End A:

-4 AN Male

Fitting End B:

1/8" NPT Male

Angle:

Straight

$7.43

/each

$8.03

-7%

Earls |

#425AT981607ERL

Earls AT981607ERL -8 AN Male to 1/4 Inch NPT Straight Adapter

Fitting End A:

-8 AN Male

Fitting End B:

1/4" NPT Male

Angle:

Straight

$17.89

/each

$19.35

-7%

Earls |

#425935106ERL

Earls 935106ERL Blue 90 Degree -6 AN Female to Female Swivel Adapter

Fitting End A:

-6 AN Female

Fitting End B:

-6 AN Female

Angle:

90 degree

$28.36

/each

$30.68

-5%

Earls |

#425960403ERL

Earls 960403ERL -3 AN Bulkhead Tee on Run, Zinc Plated Steel

(1)

AN Size:

-3 AN

Angle:

Tee

Fitting End A:

-3 AN Male

$49.95

/each

$52.76

-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

-7%

Earls |

#425AT981688ERL

Earls AT981688ERL -8 AN Male to 1/2 Inch NPT Straight Adapter

(1)

Fitting End A:

-8 AN Male

Fitting End B:

1/2" NPT Male

Angle:

Straight

$13.41

/each

$14.50

-7%

Earls |

#425AT921103ERL

Earls AT921103ERL 90 Degree -3 AN Male to -3 AN Female Swivel

Fitting End A:

-3 AN Male

Fitting End B:

-3 AN Female

Angle:

90 degree

$46.55

/each

$50.36

AutoMeter |

#1824432

AutoMeter 4432 Ultra-Lite Mechanical Water Temp. Gauge, 2-5/8

(2)

Gauge Diameter:

2-5/8"

Gauge Range:

120-240 °F

Bezel Finish:

Brushed Aluminum

$130.99

/each

AutoMeter |

#1824433

AutoMeter 4433 Ultra-Lite Mechanical Water Temp. Gauge, 2-5/8

Gauge Diameter:

2-5/8"

Gauge Range:

120-240 °F

Bezel Finish:

Brushed Aluminum

$141.99

/each

AutoMeter |

#1824455

Auto Meter 4455 Ultra-Lite Digital Stepper Motor Water TempGauge

Gauge Diameter:

2-5/8"

Gauge Range:

100-260 °F

Bezel Finish:

Brushed Aluminum

$228.99

/each

AutoMeter |

#1824407

AutoMeter 4407 Ultra-Lite Mech Water Press. Gauge, 35 PSI,2-5/8

Gauge Range:

0-35 PSI

Gauge Type:

Mechanical

Gauge Face Color:

Silver

$107.99

/each

AutoMeter |

#1824307

AutoMeter 4307 Ultra-Lite Mech Water Press. Gauge,35 PSI,2-1/16

Gauge Range:

0-35 PSI

Gauge Type:

Mechanical

Gauge Face Color:

Silver

$86.99

/each

AutoMeter |

#1824333

AutoMeter 4333 Ultra-Lite Mechanical Water Temperature Gauge

Gauge Diameter:

2-1/16"

Gauge Range:

120-240 °F

Bezel Finish:

Brushed Aluminum

$142.99

/each

AutoMeter |

#182133700408

AutoMeter 1337-00408 Chevy Vintage Air-Core Water Temp. Gauge

Gauge Diameter:

2-1/16"

Gauge Range:

100-250 °F

Bezel Finish:

Chrome

$96.99

/each

AutoMeter |

#182P343328

AutoMeter P343328 Water Pressure Gauge, 2 1/16 Inch, 35PSI, Black

Gauge Range:

0-35 PSI

Gauge Type:

Electric

Lighted:

Yes

$286.99

/each

AutoMeter |

#182P345328

AutoMeter P345328 Spek-Pro Digi. StepperMotor Water Press. Gauge

Gauge Range:

0-120 PSI

Gauge Type:

Electric

Gauge Face Color:

Black

$261.99

/each

AutoMeter |

#1821138

AutoMeter 1138 Cruiser Air-Core Water Temperature Gauge, 2-1/16

Gauge Diameter:

2-1/16"

Gauge Range:

100-250 °F

Bezel Finish:

Chrome

$114.99

/each

AutoMeter |

#1821154

AutoMeter 1154 Water Temp Gauge 2 1/16 Inch, 260 Deg., Cruiser Ad

Gauge Diameter:

2-1/16"

Gauge Range:

100-260 degrees F

Bezel Finish:

Chrome

$211.99

/each

AutoMeter |

#1823832

AutoMeter 3832 GS Mechanical Water Temperature Gauge, 2-1/16 Inch

Gauge Diameter:

2-1/16"

Gauge Range:

120-240 °F

Bezel Finish:

Bright Anodized

$133.99

/each

AutoMeter |

#1827755

AutoMeter 7755 Ultra-Lite II Digi. StepperMotor Water Temp Gauge

Gauge Diameter:

2-5/8"

Gauge Range:

100-260 °F

Bezel Finish:

Brushed Aluminum

$202.99

/each

AutoMeter |

#1825435

AutoMeter 5435 Temp Gauge, 2 5/8 Inch, 140-280 Deg., Pro-Comp

Gauge Diameter:

2-5/8"

Gauge Range:

140-340 degrees F

Bezel Finish:

Silver

$176.99

/each

XRP 221206 HS-79 120 Degree Aluminum Hose End Fitting, -6 AN

XRP PLUMBING |

#472221206

XRP 221206 HS-79 120 Degree Aluminum Hose End Fitting, -6 AN

Fitting Hose Size:

-6 AN

Angle:

120 degree

Material Type:

Aluminum

$27.99

/each

Spectre Performance |

#4659703

Spectre 9703 T-Bolt Hose Clamp, 4 Inch, Each

Style:

T-Bolt

Material Type:

Stainless Steel

Color:

Natural

$9.99

/each

Spectre 5953 Heater Hose Fitting, 1/2 Inch NPT to 5/8 Inch Hose Barb

Spectre Performance |

#4655953

Spectre 5953 Heater Hose Fitting, 1/2 Inch NPT to 5/8 Inch Hose Barb

(1)

Thread Pitch:

1/2" NPT

Angle:

Straight

Finish:

Chrome

$12.99

/each

Spectre 5954 Heater Hose Fitting, 1/2 Inch NPT to 3/4 Inch Hose Barb

Spectre Performance |

#4655954

Spectre 5954 Heater Hose Fitting, 1/2 Inch NPT to 3/4 Inch Hose Barb

(2)

Thread Pitch:

1/2" NPT

Angle:

Straight

Finish:

Chrome

$10.49

/each

Spectre 5160 Magna Clamp Hose Clamps, Anodized, 2 ID

Spectre Performance |

#4655160

Spectre 5160 Magna Clamp Hose Clamps, Anodized, 2 ID

Style:

Worm Gear | Housing

Material Type:

Aluminum

Color:

Red/Blue

$15.99

/each

-7%

Earls |

#425AT985086ERL

Earls AT985086ERL -8 AN Male to -6AN O-Ring Port Adapter

Fitting End A:

-8 AN Male

Fitting End B:

-6 AN Male o-ring

Angle:

Straight

$25.36

/each

$27.43

-7%

Earls |

#4256453003ERL

Earls 6453003ERL Speed-Seal -3 AN Hose End Tee, 3/16 Mount, Steel

Fitting End A:

-3 AN Male

Fitting End B:

-3 AN Male

Fitting End C:

-3 AN Male

$93.25

/each

$100.95

-7%

Earls |

#425800106ERL

Earls 800106ERL Straight -6 AN Female to -6 AN Hose Adapter

(1)

Fitting Hose Size:

-6 AN

Fitting End A:

-6 AN Female

Fitting End B:

-6 AN Hose

$14.82

/each

$16.03

Showing 1 - 288 of 2,889 results

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1981 GMC C1500 Cooling and Heating Parts

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Part

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Transmission Family

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Products

Earls 925106ERL Blue Anodized -6 AN Tee, Female Swivel on Branch

Fragola 483706-BL AN Flare Bulkhead Fitting, -6 AN, 45 Degree

Fragola 48040-BL Aluminum Tee-On-Run Fitting, -4 AN

Earls 300106ERL Auto Fit Female Hose End, Straight, -6 AN to -6 AN

Earls AT981510ERL -10 AN Male Straight Union, Anodized Aluminum

Related Articles

Earls AT981516ERL -16 AN Male Straight Union, Anodized Aluminum

Earls AT981603ERL -3 AN Male to 1/8 Inch NPT Straight Adapter

Earls AT981604ERL -4 AN Male to 1/8 Inch NPT Straight Adapter

Earls AT981607ERL -8 AN Male to 1/4 Inch NPT Straight Adapter

Earls 935106ERL Blue 90 Degree -6 AN Female to Female Swivel Adapter

Earls 960403ERL -3 AN Bulkhead Tee on Run, Zinc Plated Steel

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

Earls AT981688ERL -8 AN Male to 1/2 Inch NPT Straight Adapter

Earls AT921103ERL 90 Degree -3 AN Male to -3 AN Female Swivel

AutoMeter 4432 Ultra-Lite Mechanical Water Temp. Gauge, 2-5/8

AutoMeter 4433 Ultra-Lite Mechanical Water Temp. Gauge, 2-5/8

Auto Meter 4455 Ultra-Lite Digital Stepper Motor Water TempGauge

AutoMeter 4407 Ultra-Lite Mech Water Press. Gauge, 35 PSI,2-5/8

AutoMeter 4307 Ultra-Lite Mech Water Press. Gauge,35 PSI,2-1/16

AutoMeter 4333 Ultra-Lite Mechanical Water Temperature Gauge

AutoMeter 1337-00408 Chevy Vintage Air-Core Water Temp. Gauge

AutoMeter P343328 Water Pressure Gauge, 2 1/16 Inch, 35PSI, Black

AutoMeter P345328 Spek-Pro Digi. StepperMotor Water Press. Gauge

AutoMeter 1138 Cruiser Air-Core Water Temperature Gauge, 2-1/16

AutoMeter 1154 Water Temp Gauge 2 1/16 Inch, 260 Deg., Cruiser Ad

AutoMeter 3832 GS Mechanical Water Temperature Gauge, 2-1/16 Inch

AutoMeter 7755 Ultra-Lite II Digi. StepperMotor Water Temp Gauge

AutoMeter 5435 Temp Gauge, 2 5/8 Inch, 140-280 Deg., Pro-Comp

XRP 221206 HS-79 120 Degree Aluminum Hose End Fitting, -6 AN

Spectre 9703 T-Bolt Hose Clamp, 4 Inch, Each

Spectre 5953 Heater Hose Fitting, 1/2 Inch NPT to 5/8 Inch Hose Barb

Spectre 5954 Heater Hose Fitting, 1/2 Inch NPT to 3/4 Inch Hose Barb

Spectre 5160 Magna Clamp Hose Clamps, Anodized, 2 ID

Earls AT985086ERL -8 AN Male to -6AN O-Ring Port Adapter

Earls 6453003ERL Speed-Seal -3 AN Hose End Tee, 3/16 Mount, Steel

Earls 800106ERL Straight -6 AN Female to -6 AN Hose Adapter