1981 GMC K2500 Engine Parts

5,757 products fit your

1981 GMC K2500

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1981 GMC K2500

Products

-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

-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

-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

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

-7%

Frostbite FB607 Air to Air Intercooler, Universal, 3 Inch

Frostbite Performance Cooling |

#425FB607

Frostbite FB607 Air to Air Intercooler, Universal, 3 Inch

GTIN Code:

090127058275

$340.95

/each

$368.95

-7%

Frostbite FB607B Air to Air Intercooler, Universal, 3 Inch

Frostbite Performance Cooling |

#425FB607B

Frostbite FB607B Air to Air Intercooler, Universal, 3 Inch

$389.95

/each

$421.95

-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

BluePrint BPP710 Break In Motor Oil, 1 Quart

BluePrint Engines |

#227710

BluePrint BPP710 Break In Motor Oil, 1 Quart

Oil Weight:

SAE30

Oil Type:

Break-In

ZDDP Enhanced:

$11.99

/quart

Vapor Trapper |

#43900001

Shop48 Vapor Trapper Billet Charcoal Canister Basic Install Kit

Sold in Quantity:

Kit

$329.99

/kit

Vapor Trapper |

#43900003

Shop48 Vapor Trapper Billet Charcoal Canister (Canister Only)

Sold in Quantity:

Each

$319.99

/kit

Vapor Trapper |

#43900004

Shop48 Vapor Trapper HP Billet Charcoal Canister Premium Kit

Sold in Quantity:

Kit

$449.99

/kit

-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

-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 |

#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

Ideal Heavy Duty T-Bolt Clamp, 3-3/8 Inch Minimum Clamping Diameter

Ideal Clamps |

#917338

Ideal Heavy Duty T-Bolt Clamp, 3-3/8 Inch Minimum Clamping Diameter

Style:

T-Bolt

Material Type:

Steel

Color:

Natural

$11.49

/each

Ideal Heavy Duty T-Bolt Clamp, 3-1/2 Inch Minimum Clamping Diameter

Ideal Clamps |

#917350

Ideal Heavy Duty T-Bolt Clamp, 3-1/2 Inch Minimum Clamping Diameter

Style:

T-Bolt

Material Type:

Steel

Color:

Natural

$11.49

/each

-7%

Earls |

#425SS983203ERL

Earls SS983203ERL Straight -3 AN Bulkhead, Stainless Steel

(4)

AN Size:

-3 AN

Angle:

Straight

Fitting End A:

-3 AN Male

$18.95

/each

$20.50

-7%

Mr Gasket |

#55097

Mr Gasket 97 Carburetor Insulator Plate, Holley/AFB Carbs, 1/4 Inch

(3)

Carburetor Flange Type:

4-Barrel Square Bore

Overall Thickness:

0.25"

$42.02

/each

$45.45

-8%

Earls |

#425AT925108ERL

Earls AT925108ERL -8 AN Tee, Female Swivel on Branch, Aluminum

Fitting End A:

-8 AN Female

Fitting End B:

-8 AN Male

Fitting End C:

-8 AN Male

$63.95

/each

$69.95

Earls |

#425AT935112ERL

Earls AT935112ERL 90 Degree -12 AN Female to Female Swivel Adapter

Fitting End A:

-12 AN Female

Fitting End B:

-12 AN Female

Angle:

90 degree

$35.95

/each

-7%

Earls |

#425AT949096ERL

Earls AT949096ERL 90 Degree -6 AN Male to 5/8-18 Inch Swivel Adapter

(1)

Fitting End A:

-6 AN Male

Fitting End B:

5/8"-18 Male Inverted Flare

Angle:

90 degree

$39.90

/each

$43.17

-7%

Earls |

#425AT981408ERL

Earls AT981408ERL -8 AN ORB Plug O-Ring Seal Port Fitting

(2)

Fitting End A:

-8 AN O-ring

Fitting Attachment 1:

Male AN

Material Type:

Aluminum

$8.93

/each

$9.66

-7%

Earls |

#425AT981503ERL

Earls AT981503ERL -3 AN Male Straight Union, Anodized Aluminum

Fitting End A:

-3 AN Male

Fitting End B:

-3 AN Male

Angle:

Straight

$11.93

/each

$12.90

-7%

Earls |

#425AT921112ERL

Earls AT921112ERL 90 Degree -12 AN Male to -12 AN Female Swivel

Fitting End A:

-12 AN Male

Fitting End B:

-12 AN Female

Angle:

90 degree

$59.89

/each

$64.95

Earls |

#425AT922104ERL

Earls AT922104ERL 90 Degree -4 AN Male to 1/8 Inch NPT Male Swivel

Fitting End A:

-4 AN Male

Fitting End B:

1/8" NPT Male

Angle:

90 degree

$41.81

/each

Aluminum Socketless Reusable Push-On Hose Barb Ends for AN Fittings

Speedway Motors |

#47223

Aluminum Socketless Reusable Push-On Hose Barb Ends for AN Fittings

(21)

Material Type:

Aluminum

Finish:

Anodized

Color:

Red/Blue

$15.99

/each

-8%

Mr Gasket |

#5504945

Mr Gasket 4945 Carburetor Spacer Kit, 1 Inch Open Center

Carburetor Flange Type:

4-Barrel Square Bore

Overall Thickness:

Material Type:

Aluminum

$60.49

/each

$65.95

-7%

Mr Gasket |

#5506007

Mr Gasket 6007 Carburetor Spacer Kit, 2 Inch Open Center

Carburetor Flange Type:

4-Barrel Square Bore

Overall Thickness:

$67.25

/each

$72.95

-8%

Mr Gasket |

#5503405

Mr Gasket 3405 Carburetor Spacer Kit, 1 Inch Open Center

Carburetor Flange Type:

4-Barrel Square Bore

Overall Thickness:

$60.49

/each

$65.95

Coolant Temperature Switch, 195 On / 175 Off, 3/8 Inch NPT

Speedway Motors |

#91064099

Coolant Temperature Switch, 195 On / 175 Off, 3/8 Inch NPT

(1)

Temp. Range:

175 Degrees Off 195 Degrees On

Thread Pitch:

3/8" NPT

$26.99

/each

Chrome 90 Adapter Fitting, 3/8 Inch Hose to 1/4 NPT

Speedway Motors |

#91611056

Chrome 90 Adapter Fitting, 3/8 Inch Hose to 1/4 NPT

(8)

Fitting End A:

3/8" Hose barb

Fitting End B:

1/4" NPT Male

Angle:

90 degree

$8.99

/each

-7%

Mr Gasket |

#5501485

Mr Gasket 1485 Flat Top Dual Quad Air Cleaner

(6)

Shape:

Round

Overall Diameter:

6.5"

Filter Material:

White paper

$45.29

/each

$48.99

Small Diameter Air Cleaner Adapter Ring, 2-5/16 Inch to 2-5/8 Inch

Speedway Motors |

#91511661

Small Diameter Air Cleaner Adapter Ring, 2-5/16 Inch to 2-5/8 Inch

(17)

Inlet Diameter (Fraction):

2-5/16"

Overall Height:

.50"

Outside Diameter:

2.60"

$16.49

/each

$146 Off

Aeroquip |

#6174242

Aeroquip FBM4242 Starlite Crimp Fitting, 120 Degree, -6 AN

Fitting Hose Size:

-6 AN

Fitting End A:

-6 AN Female

Fitting End B:

-6 AN Hose

$45.99

/each

$191.90

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1981 GMC K2500 Engine Parts

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Part

Brand

Transmission Family

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Products

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

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

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

Frostbite FB603B Air to Air Intercooler, Universal, 3 Inch

Frostbite FB607 Air to Air Intercooler, Universal, 3 Inch

Frostbite FB607B Air to Air Intercooler, Universal, 3 Inch

Frostbite FB603 Air to Air Intercooler, Universal, 3 Inch

BluePrint BPP710 Break In Motor Oil, 1 Quart

Shop48 Vapor Trapper Billet Charcoal Canister Basic Install Kit

Shop48 Vapor Trapper Billet Charcoal Canister (Canister Only)

Shop48 Vapor Trapper HP Billet Charcoal Canister Premium Kit

Earls AT981510ERL -10 AN Male Straight Union, Anodized Aluminum

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

Ideal Heavy Duty T-Bolt Clamp, 3-3/8 Inch Minimum Clamping Diameter

Ideal Heavy Duty T-Bolt Clamp, 3-1/2 Inch Minimum Clamping Diameter

Earls SS983203ERL Straight -3 AN Bulkhead, Stainless Steel

Mr Gasket 97 Carburetor Insulator Plate, Holley/AFB Carbs, 1/4 Inch

Earls AT925108ERL -8 AN Tee, Female Swivel on Branch, Aluminum

Earls AT935112ERL 90 Degree -12 AN Female to Female Swivel Adapter

Earls AT949096ERL 90 Degree -6 AN Male to 5/8-18 Inch Swivel Adapter

Earls AT981408ERL -8 AN ORB Plug O-Ring Seal Port Fitting

Earls AT981503ERL -3 AN Male Straight Union, Anodized Aluminum

Earls AT921112ERL 90 Degree -12 AN Male to -12 AN Female Swivel

Earls AT922104ERL 90 Degree -4 AN Male to 1/8 Inch NPT Male Swivel

Aluminum Socketless Reusable Push-On Hose Barb Ends for AN Fittings

Mr Gasket 4945 Carburetor Spacer Kit, 1 Inch Open Center

Mr Gasket 6007 Carburetor Spacer Kit, 2 Inch Open Center

Mr Gasket 3405 Carburetor Spacer Kit, 1 Inch Open Center

Coolant Temperature Switch, 195 On / 175 Off, 3/8 Inch NPT

Chrome 90 Adapter Fitting, 3/8 Inch Hose to 1/4 NPT

Mr Gasket 1485 Flat Top Dual Quad Air Cleaner

Small Diameter Air Cleaner Adapter Ring, 2-5/16 Inch to 2-5/8 Inch

Aeroquip FBM4242 Starlite Crimp Fitting, 120 Degree, -6 AN