1981 GMC K2500 Engine Parts

5,344 products fit your

1981 GMC K2500

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1981 GMC K2500

Products

-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

-30%

Accel |

#1059000

Accel 9000C Universal Ceramic Spark Plug Wires, Straight, Extreme 9000

(6)

Conductor Style:

Spiral Core

Diameter:

Cap Terminal Style:

HEI or Socket

$159.95

/set

$230.95

-9%

PerTronix |

#447828224HT

Pertronix 828224HT Flame Thrower Spark Plug Wires, GM LS, 45 Deg

Conductor Style:

Spiral Core

Diameter:

$149.30

/kit

$164.23

-7%

Mr Gasket |

#55077C

Mr Gasket 77C Intake Gasket, 6 X 24 Inch

Material Type:

Performance

Material Thickness:

0.0625"

Length:

24"

$21.43

/each

$23.19

-7%

Earls |

#425AT592903ERL

Earls AT592903ERL Aluminum -3 AN Flare Fitting Cap, Black, Pair

Material Type:

Aluminum

Sold in Quantity:

Pair

$11.90

/pair

$12.87

-7%

Earls |

#425AT592906ERL

Earls AT592906ERL Aluminum -6 AN Flare Fitting Cap, Black, Pair

(6)

Material Type:

Aluminum

Sold in Quantity:

Pair

$10.80

/pair

$11.68

-7%

Earls |

#425SS981662ERL

Earls SS981662ERL Straight -6 AN Male to 1/8 Inch NPT

(1)

Fitting End A:

-6 AN Male

Fitting End B:

1/8" NPT Male

Angle:

Straight

$26.57

/each

$28.74

-7%

Earls |

#425SS982203ERL

Earls SS982203ERL 90 Degree Elbow, -3 AN Male to 1/8 Inch NPT

Fitting End A:

-3 AN Male

Fitting End B:

1/8" NPT Male

Angle:

90 degree

$33.24

/each

$35.96

-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 |

#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%

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%

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

New Product

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

New Product

All American Billet |

#38810269

All American Billet FDS-440-301, Machined, Serp Kit w/ AC & PS

Water Pump Style:

Short

Pulley Style:

Serpentine, original style pulleys with triangular cutouts

Crankshaft Pulley Included:

Yes

$2,695.00

/set

New Product

All American Billet |

#38810270

All American Billet FDS-440-351, Machined, Serp Kit w/ AC & PS

Water Pump Style:

Short

Pulley Style:

Serpentine, original pulleys with triangular cutouts

Crankshaft Pulley Included:

Yes

$2,695.00

/set

VS Racing |

#60312395

VS Racing VSRTB7875NBLT VSR Next Gen 7875 Billet Turbo 1.25 AR

Turbine Housing Inlet Flange:

T4 Divided

Turbine Housing Outlet Flange:

4 Inch V-Band

Turbocharger Style:

S400

$754.99

/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%

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%

Mr Gasket |

#55056AG

Mr Gasket 56AG Carburetor Gasket, Quadrajet, Open Center

(1)

Carburetor Barrels:

4-Barrel

Carburetor Flange Type:

4-Barrel Spread Bore

Gasket Material:

Nitrile rubber composite

$10.30

/each

$11.14

-7%

Earls |

#425982203ERL

Earls 982203ERL Blue 90 Degree Elbow -3 AN Male to 1/8 Inch NPT

Fitting End A:

-3 AN Male

Fitting End B:

1/8" NPT Male

Angle:

90 degree

$16.42

/each

$17.76

-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 |

#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 |

#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 |

#425AT981506ERL

Earls AT981506ERL -6 AN Male Straight Union, Anodized Aluminum

(2)

Fitting End A:

-6 AN Male

Fitting End B:

-6 AN Male

Angle:

Straight

$9.42

/each

$10.19

-8%

Holley |

#42558424

Holley 558-424 CAN Extension Harness, 4 Foot

GTIN Code:

090127715390

Sold in Quantity:

Each

$63.19

/each

$68.95

$138 Off

Holley |

#425550945

Holley 550-945 Terminator X Max Ford MPFI Kit

Injector Connector:

Jetronic / Minitimer (EV1)

Tuner Style:

Touchscreen Handheld

Throttle Style:

Cable Driven

$1,999.95

/kit

$2,137.95

$244 Off

Holley |

#4255501620

Holley 550-1620 Terminator X Max GM Early LT, Drive-by-Wire

Ignition Type:

Factory GM

Tuner Style:

Touchscreen Handheld

Throttle Style:

Drive-By-Wire

$3,299.95

/kit

$3,543.95

-7%

Earls |

#425AT981608ERL

Earls AT981608ERL -8 AN Male to 3/8 Inch NPT Straight Adapter

(1)

Fitting End A:

-8 AN Male

Fitting End B:

3/8" NPT Male

Angle:

Straight

$14.88

/each

$16.10

Showing 1 - 1584 of 5,344 results

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1981 GMC K2500 Engine Parts

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Products

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

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

Accel 9000C Universal Ceramic Spark Plug Wires, Straight, Extreme 9000

Pertronix 828224HT Flame Thrower Spark Plug Wires, GM LS, 45 Deg

Mr Gasket 77C Intake Gasket, 6 X 24 Inch

Earls AT592903ERL Aluminum -3 AN Flare Fitting Cap, Black, Pair

Earls AT592906ERL Aluminum -6 AN Flare Fitting Cap, Black, Pair

Earls SS981662ERL Straight -6 AN Male to 1/8 Inch NPT

Earls SS982203ERL 90 Degree Elbow, -3 AN Male to 1/8 Inch NPT

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

Earls SS983203ERL Straight -3 AN Bulkhead, Stainless Steel

Earls SS983403ERL -3 AN Bulkhead Tee, Stainless Steel

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

All American Billet FDS-440-301, Machined, Serp Kit w/ AC & PS

All American Billet FDS-440-351, Machined, Serp Kit w/ AC & PS

VS Racing VSRTB7875NBLT VSR Next Gen 7875 Billet Turbo 1.25 AR

Frostbite FB607 Air to Air Intercooler, Universal, 3 Inch

Frostbite FB607B Air to Air Intercooler, Universal, 3 Inch

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

Mr Gasket 56AG Carburetor Gasket, Quadrajet, Open Center

Earls 982203ERL Blue 90 Degree Elbow -3 AN Male to 1/8 Inch NPT

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

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

Earls AT981503ERL -3 AN Male Straight Union, Anodized Aluminum

Earls AT981506ERL -6 AN Male Straight Union, Anodized Aluminum

Holley 558-424 CAN Extension Harness, 4 Foot

Holley 550-945 Terminator X Max Ford MPFI Kit

Holley 550-1620 Terminator X Max GM Early LT, Drive-by-Wire

Earls AT981608ERL -8 AN Male to 3/8 Inch NPT Straight Adapter