1981 GMC G1500 Cooling and Heating Parts

2,604 products fit your

1981 GMC G1500

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1981 GMC G1500

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$807 Off

Holley |

#42520190BK

Holley 20-190BK Premium Mid-Mount LS7 Complete Accessory System

Crankshaft Pulley Included:

Yes

Crankshaft Pulley Material:

Billet Aluminum

Water Pump Included:

Yes

$3,749.95

/each

$4,556.95

-7%

Earls |

#425167207ERL

Earls 167207ERL Hose & Tubing Separator, 7/16 Inch, Set of 2, Polished

Material Type:

Aluminum

Sold in Quantity:

Pair

$33.24

/pair

$35.96

-7%

Earls |

#425562047ERL

Earls 562047ERL Brake Adapter, 1/2 IF, -4 AN, Steel

Fitting End A:

-4 AN Male

Fitting End B:

1/2"-20 I.F. Male

Material Type:

Steel

$34.82

/pair

$37.67

-7%

Earls |

#425604503ERL

Earls 604503ERL Speed-Seal Hose End, -3 AN, 45 Degree, Adjustable

Fitting Hose Size:

-3 AN

Fitting End A:

-3 AN Female

Fitting End B:

-3 AN Hose

$46.57

/each

$50.38

-9%

Aeromotive |

#10915630

Aeromotive 15630 1/16 NPT 5/32 Hose Barb SS Vacuum/Boost Fitting

Fitting End A:

1/16" NPT Male

Fitting End B:

5/32" Hose barb

Angle:

Straight

$14.59

/each

$16.05

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.

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.

G-Comp Front Suspension for 70-81 Camaro

Step by step guide to the installation of the G-Comp front suspension.

-9%

Aeromotive |

#10915639

Aeromotive 15639 -10 AN to -6 AN ORB Port Swivel Union Fitting

Fitting End A:

-10 AN Male o-ring

Fitting End B:

-10 AN Female O-Ring

Fitting End C:

-6 AN Female O-Ring

$47.20

/each

$51.92

New Vintage USA |

#2767912779

New Vintage USA 79127-79 M-102 Series Water Temperature Gauge

Gauge Diameter:

2-1/16"

Gauge Type:

Water/Transmission/Oil Temperature

Gauge Range:

180-280

$131.99

/each

(1)

Fitting End A:

-6 AN Male

Fitting End B:

3/4" - 16 Male O-ring (-8 AN)

Angle:

Straight

$22.99

/each

$24.87

-7%

Earls |

#425AT985081ERL

Earls AT985081ERL -8 AN Male to 7/8-14 Inch O-Ring Port Adapter

Fitting End A:

-8 AN Male

Fitting End B:

7/8" - 14 Male O-ring (-10 AN)

Angle:

Straight

$24.36

/each

$26.35

-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 |

#425581533ERL

Earls 581533ERL Brake Adapter, 3/8 Inch-24, -3 AN

(4)

Fitting End A:

-3 AN Male

Fitting End B:

3/8"-24 I.F. Male (long)

Material Type:

(1)

Fitting End A:

-8 AN Male

Fitting End B:

-8 AN Female

Angle:

90 degree

$34.82

/each

$37.67

-7%

Earls |

#425804606ERL

Earls 804606ERL 45 Degree -6 AN Female to -6 AN Hose Adapter

Fitting Hose Size:

-6 AN

Fitting End A:

-6 AN Female

Fitting End B:

-6 AN Hose

$39.90

/each

$43.17

-7%

Earls |

#425804608ERL

Earls 804608ERL 45 Degree -8 AN Female to -8 AN Hose Adapter

Fitting Hose Size:

-8 AN

Fitting End A:

-8 AN Female

Fitting End B:

-8 AN Hose

$46.57

/each

$50.38

-7%

Earls |

#425806106ERL

Earls 806106ERL 60 Degree -6 AN Female to -6 AN Hose Adapter

Fitting Hose Size:

-6 AN

Fitting End A:

-6 AN Female

Fitting End B:

-6 AN Hose

$39.90

/each

$43.17

-8%

Earls |

#425609093ERL

Earls 609093ERL Speed-Seal Hose End, -3 AN, 90 Degree, Adjustable

Fitting Hose Size:

-3 AN

Fitting End A:

-3 AN Female

Fitting End B:

-3 AN Hose

$87.95

/each

$95.95

-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

-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

-7%

Earls |

#425SS983403ERL

Earls SS983403ERL -3 AN Bulkhead Tee, Stainless Steel

AN Size:

-3 AN

Angle:

Tee

Fitting End A:

-3 AN Male

$46.57

/each

$50.38

-7%

Earls |

#425LS0022ERL

Earls LS0022ERL Remote Mount Electric Water Pumps Block Adapters

Gasket(s) Included:

Yes

Material Type:

Billet Aluminum

Finish:

Anodized Black

$184.95

/kit

$200.95

-7%

Earls |

#425LS0036ERL

Earls LS0036ERL LS Steam Tube Kit w/ Stainless Hardline Tubing

Sold in Quantity:

Kit

GTIN Code:

090127075975

$311.95

/kit

$337.95

-7%

Earls |

#425LS0037ERL

Earls LS0037ERL Adjustable Coolant Cross-Over Tube, -12 AN Male

Fitting End A:

-16 AN Male

Fitting End B:

-12 AN Male

Material Type:

Billet Aluminum

$299.95

/each

$322.95

-7%

Earls |

#425LS0041ERL

Earls LS0041ERL LS Steam Vent Tube Kit, Stainless Steel Tubing

Sold in Quantity:

Kit

GTIN Code:

090127100387

$371.95

/kit

$402.95

-7%

Frostbite FB600B Air to Air Intercooler, Universal, 2-1/2 Inch

Frostbite Performance Cooling |

#425FB600B

Frostbite FB600B Air to Air Intercooler, Universal, 2-1/2 Inch

$237.95

/each

$257.95

-7%

Frostbite FB603 Air to Air Intercooler, Universal, 3 Inch

Frostbite Performance Cooling |

#425FB603

Frostbite FB603 Air to Air Intercooler, Universal, 3 Inch

GTIN Code:

090127058213

$385.95

/each

$418.95

Frostbite FB603B Air to Air Intercooler, Universal, 3 Inch

Frostbite Performance Cooling |

#425FB603B

Frostbite FB603B Air to Air Intercooler, Universal, 3 Inch

GTIN Code:

090127058220

$385.95

/each

All American Billet |

#38810257

All American Billet FDS-LS-801 LS Serpentine Kit w/ AC & PS

Water Pump Included:

Yes

Water Pump Pulley Included:

Yes

Water Pump Pulley Grooves:

6-Groove | Serpentine

$3,595.00

/set

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1981 GMC G1500 Cooling and Heating Parts

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Products

Holley 20-190BK Premium Mid-Mount LS7 Complete Accessory System

Earls 167207ERL Hose & Tubing Separator, 7/16 Inch, Set of 2, Polished

Earls 562047ERL Brake Adapter, 1/2 IF, -4 AN, Steel

Earls 604503ERL Speed-Seal Hose End, -3 AN, 45 Degree, Adjustable

Aeromotive 15630 1/16 NPT 5/32 Hose Barb SS Vacuum/Boost Fitting

Related Articles

Aeromotive 15639 -10 AN to -6 AN ORB Port Swivel Union Fitting

New Vintage USA 79127-79 M-102 Series Water Temperature Gauge

DeWitts® 32-SP195FH SP195FH Wiring Harness

Earls 997120ERL -20 AN Male Weld Fitting, Lightweight Aluminum

Earls 925103ERL Blue Anodized -3 AN Tee, Female Swivel on Branch

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

Earls AT985068ERL -6 AN Male to 3/4-16 Inch O-Ring Port Adapter

Earls AT985081ERL -8 AN Male to 7/8-14 Inch O-Ring Port Adapter

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

Earls 581533ERL Brake Adapter, 3/8 Inch-24, -3 AN

Flex-A-Lite 113291 LS Thread-on Fan Spacer/Adapter, 30x1.5mm

Earls 812006ERL 120 Degree -6 AN Female to -6 AN Hose Adapter

Earls 812008ERL 120 Degree -8 AN Female to -8 AN Hose Adapter

Earls AT983203ERL Sraight -3 AN Bulkhead Fitting, Anodized Aluminum

Earls 803110ERL 30 Degree -10 AN Female to -10 AN Hose Adapter

Earls 920508ERL 90 Degree, -8 AN Male to -8 AN Female Swivel

Earls 804606ERL 45 Degree -6 AN Female to -6 AN Hose Adapter

Earls 804608ERL 45 Degree -8 AN Female to -8 AN Hose Adapter

Earls 806106ERL 60 Degree -6 AN Female to -6 AN Hose Adapter

Earls 609093ERL Speed-Seal Hose End, -3 AN, 90 Degree, Adjustable

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

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

Earls SS983403ERL -3 AN Bulkhead Tee, Stainless Steel

Earls LS0022ERL Remote Mount Electric Water Pumps Block Adapters

Earls LS0036ERL LS Steam Tube Kit w/ Stainless Hardline Tubing

Earls LS0037ERL Adjustable Coolant Cross-Over Tube, -12 AN Male

Earls LS0041ERL LS Steam Vent Tube Kit, Stainless Steel Tubing

Frostbite FB600B Air to Air Intercooler, Universal, 2-1/2 Inch

Frostbite FB603 Air to Air Intercooler, Universal, 3 Inch

Frostbite FB603B Air to Air Intercooler, Universal, 3 Inch

All American Billet FDS-LS-801 LS Serpentine Kit w/ AC & PS