1981 GMC K2500 Suburban Engine Parts

5,383 products fit your

1981 GMC K2500 Suburban

Add Engine

Show Direct Fit Parts

5,383 products

Sort By:

Clear All

Fitment

1981 GMC K2500 Suburban

Products

Nickel Straight to Aluminum Pipe Adapter Fitting -8 AN to 1/2 Inch NPT

Speedway Motors |

#61760490

Nickel Straight to Aluminum Pipe Adapter Fitting -8 AN to 1/2 Inch NPT

(1)

Fitting End A:

-8 AN Male

Fitting End B:

1/2" NPT Male

Angle:

Straight

$11.49

/each

Speedway Motors |

#1351484

Lynx Styled Air Cleaner

(6)

Shape:

Triangular

Material Type:

Steel

$26.99

/each

Straight Aluminum Bulkhead Flare Fitting, Black, -4 AN

Speedway Motors |

#61761171

Straight Aluminum Bulkhead Flare Fitting, Black, -4 AN

(1)

AN Size:

-4 AN

Angle:

Straight

Fitting End A:

-4 AN Male

$9.49

/each

Speedway Motors |

#91381101

Single Gauge 100 PSI Leakdown Tester

(1)

Sold in Quantity:

Each

Hardware Included:

$55.99

/each

90 Degree Flare Adaptor, AN10 to 1/2 Inch NPT

Speedway Motors |

#6176088

90 Degree Flare Adaptor, AN10 to 1/2 Inch NPT

(1)

Fitting End A:

-10 AN Male

Fitting End B:

1/2" NPT Male

Angle:

90 degree

$21.99

/each

Byron's 1975 Chevy Vega

It's not every day that you see a wild, IMSA inspired, 550 horsepower Vega. Byron Burnham went way outside the box with this one, and we love it.

Rebuilding a 4160 Holley Carburetor

Rebuilding a carburetor or renewing it is not as hard or intimidating as it looks. This article will guide you through the steps using a Holley rebuild kit.

Selecting Axles for a 1931 Model A

In this Tech Tip, John answers a customer question about finding the right axle length for his 1931 Model A.

Stainless T-Bolt Clamp, 1-13/16 Inch Minimum Clamping Diameter

Speedway Motors |

#910553322

Stainless T-Bolt Clamp, 1-13/16 Inch Minimum Clamping Diameter

(2)

Style:

T-Bolt

Material Type:

Stainless Steel

Color:

Natural

$6.19

/each

Speedway Motors |

#6176207

Aluminum Allen Pipe Plugs, 3/4 Inch NPT

(1)

Fitting Type:

Plug Fitting

Fitting Size 1:

3/4" Male NPT

Fitting Attachment 1:

Male NPT

$6.99

/each

Straight High-Flow O-Ring -10 AN Hose to -8 AN Port Fitting

Speedway Motors |

#6177015

Straight High-Flow O-Ring -10 AN Hose to -8 AN Port Fitting

Fitting End A:

-10 AN Male

Fitting End B:

-8 AN Male o-ring

Angle:

Straight

$19.49

/each

Speedway Finned Aluminum Oil Breather Cover, 2-3/8 Inch ID

Speedway Motors |

#91003038

Speedway Finned Aluminum Oil Breather Cover, 2-3/8 Inch ID

(2)

Attachment Style:

Push-on

Material Type:

Aluminum

Finish:

Polished

$28.99

/each

Speedway Motors |

#6176130

Aluminum Tee Bulkhead Fitting, -3 AN

(1)

AN Size:

-3 AN

Angle:

Tee

Fitting End A:

-3 AN Male

$19.99

/each

Edmunds Air Cleaner, Oval, 5-1/8 Inch Neck

Speedway Motors |

#91003063

Edmunds Air Cleaner, Oval, 5-1/8 Inch Neck

Garage Sale Type:

Discontinued

Shape:

Oval

Filter Material:

Cotton Gauze

$316.99

/each

Aluminum Flare Reducer Adapter, Black, -8 AN to -12 AN

Speedway Motors |

#61761811

Aluminum Flare Reducer Adapter, Black, -8 AN to -12 AN

Angle:

Straight

Fitting End A:

-8 AN Male

Fitting End B:

-12 AN Male

$15.99

/each

Anodized Aluminum -6 AN Flare Plug Fitting, Black

Speedway Motors |

#61760191

Anodized Aluminum -6 AN Flare Plug Fitting, Black

Fitting End A:

-6 AN

Fitting Attachment 1:

Male AN

Material Type:

Aluminum

$5.99

/each

Aluminum Flare Reducer Adapter, Black, -6 AN to -10 AN

Speedway Motors |

#61761781

Aluminum Flare Reducer Adapter, Black, -6 AN to -10 AN

Angle:

Straight

Fitting End A:

-6 AN Male

Fitting End B:

-10 AN Male

$12.99

/each

-48%

Aluminum Flare Reducer Adapter, Black, -10 AN to -12 AN

Speedway Motors |

#61761821

Aluminum Flare Reducer Adapter, Black, -10 AN to -12 AN

Angle:

Straight

Fitting End A:

-10 AN Male

Fitting End B:

-12 AN Male

$14.99

/each

$29.03

Aluminum Flare Tee Adapter Fitting, Blue, -6 AN

Speedway Motors |

#6176102

Aluminum Flare Tee Adapter Fitting, Blue, -6 AN

Fitting End A:

-6 AN Male

Fitting End B:

-6 AN Male

Fitting End C:

-6 AN Male

$14.99

/each

-9%

Aeromotive |

#10915680

Aeromotive 15680 -12 AN Swivel ORB Union Fitting

Fitting End A:

-12 AN Male o-ring

Fitting End B:

-12 AN Male O-ring

Angle:

Straight

$58.74

/each

$64.61

-9%

Aeromotive |

#10915682

Aeromotive 15682 -12 AN to -10 AN Swivel Union Reducer Fitting

Angle:

Straight

Fitting End A:

-10 AN Male o-ring

Fitting End B:

-12 AN Male O-ring

$52.68

/each

$57.95

FiTech |

#52171006

FiTech 71006 Ultimate LS1/LS2/LS6 500HP W/ In-Line Fuel Pump Kit

Injection Style:

Multi-port

Injector Size:

36 lbs./hr.

Max Horsepower Rating:

500

$2,082.99

/kit

FiTech |

#52138350

FiTech 38350 Fuel Injection System, GM TPI Standalone EFI System

Sold in Quantity:

Each

Transmission Controller Included:

$847.00

/kit

Quik Latch |

#26107164

Quik Latch QL-25-AC Mini Air Cleaner Kit

(1)

$29.28

/each

Quik Latch |

#26107165

Quik Latch QL-25-ACB Black Anodized Air Cleaner Latch

(2)

$33.82

/each

-9%

Aeromotive |

#10915731

Aeromotive 15731 Adapter, AN 6 Male To Female, 1/8 NPT Port

Fitting End A:

-6 AN Male

Fitting End B:

-6 AN Female

Fitting End C:

1/8" NPT Port

$28.00

/each

$30.80

-9%

Aeromotive |

#10915732

Aeromotive 15732 Adapter, AN 8 Male To Female, 1/8 NPT Port

Fitting End A:

-8 AN Male

Fitting End B:

-8 AN Female

Fitting End C:

1/8" NPT Port

$31.26

/each

$34.39

FiTech |

#521324541

FiTech 32454-1 Small Block Ford Go Port Fuel Rail Set

GTIN Code:

812061031325

$113.00

/each

FiTech |

#521378541

FiTech 37854-1 SBC Go Port Fuel Injection Fuel Rail Set

GTIN Code:

812061031387

$114.00

/each

FiTech |

#52137858

FiTech 37858 Go Port EFI Fuel Injection System, SBC, 550-1050 HP

Injection Style:

Multi-port

Injector Size:

70 lbs./hr.

Max Horsepower Rating:

1050

$2,295.00

/kit

-9%

Aeromotive |

#91013109

Aeromotive 13109 Rising Rate Fuel Pressure Regulator, 40-75 PSI

GTIN Code:

684980000214

$243.23

/each

$267.55

FiTech |

#52162017

FiTech 62017 Premium Handheld Touchscreen Tuner Mount, Magnetic

GTIN Code:

812061038508

Sold in Quantity:

Each

$51.00

/each

FiTech |

#52170003

FiTech 70003 Ultimate LS EFI, LS1/LS2, 750 HP, w/o Trans Control

Injection Style:

Multi-port

Injector Size:

55 lbs./hr.

ECM Included:

Yes

$2,107.00

/each

FiTech |

#52193603

FiTech 93603 Go Street 400 HP Cast Style w/ In Tank Kit w/CDI box

Injection Style:

Throttle Body

Injector Size:

62 lbs./hr.

Max Horsepower Rating:

400

$1,283.99

/kit

FiTech |

#52170008

FiTech 70008 Ultimate LS, Tall LS1/LS2/LS6 750HP Kit

Injection Style:

Multi-port

Injector Size:

55 lbs./hr.

Max Horsepower Rating:

750

$2,107.00

/kit

FiTech |

#52176107

FiTech 76107 LS 500HP EFI, Long Intake, Trans, Pump, Regulator

Injection Style:

Multi-port

Injector Size:

36 lbs./hr.

Max Horsepower Rating:

500

$2,396.99

/kit

FiTech |

#52130258

FiTech 30258 Go Port EFI Fuel Injection System, BBC, Black

Injection Style:

Multi-port

Injector Size:

80 lbs./hr.

Max Horsepower Rating:

600

$2,236.00

/kit

FiTech |

#52179606

FiTech 79606 LS Kit 70006 W/ 50015 Module, 54001, LED Coil Pack

Injection Style:

Multi-port

Injector Size:

36 lbs./hr.

Max Horsepower Rating:

500

$2,525.99

/kit

FiTech |

#52131003

FiTech 31003 Go Street EFI 400 HP System

(2)

Injection Style:

Throttle Body

Injector Size:

56 lbs./hr.

Max Horsepower Rating:

400

$1,125.99

/kit

Showing 1 - 1584 of 5,383 results

Shop Feedback:

Did you find what you are looking for?

1981 GMC K2500 Suburban Engine Parts

Subcategory

Part

Brand

Transmission Family

Availability

Engine Family

Discounts

Price

Customer Rating

Products

Nickel Straight to Aluminum Pipe Adapter Fitting -8 AN to 1/2 Inch NPT

Lynx Styled Air Cleaner

Straight Aluminum Bulkhead Flare Fitting, Black, -4 AN

Single Gauge 100 PSI Leakdown Tester

90 Degree Flare Adaptor, AN10 to 1/2 Inch NPT

Related Articles

Stainless T-Bolt Clamp, 1-13/16 Inch Minimum Clamping Diameter

Aluminum Allen Pipe Plugs, 3/4 Inch NPT

Straight High-Flow O-Ring -10 AN Hose to -8 AN Port Fitting

Speedway Finned Aluminum Oil Breather Cover, 2-3/8 Inch ID

Aluminum Tee Bulkhead Fitting, -3 AN

Edmunds Air Cleaner, Oval, 5-1/8 Inch Neck

Aluminum Flare Reducer Adapter, Black, -8 AN to -12 AN

Anodized Aluminum -6 AN Flare Plug Fitting, Black

Aluminum Flare Reducer Adapter, Black, -6 AN to -10 AN

Aluminum Flare Reducer Adapter, Black, -10 AN to -12 AN

Aluminum Flare Tee Adapter Fitting, Blue, -6 AN

Aeromotive 15680 -12 AN Swivel ORB Union Fitting

Aeromotive 15682 -12 AN to -10 AN Swivel Union Reducer Fitting

FiTech 71006 Ultimate LS1/LS2/LS6 500HP W/ In-Line Fuel Pump Kit

FiTech 38350 Fuel Injection System, GM TPI Standalone EFI System

Quik Latch QL-25-AC Mini Air Cleaner Kit

Quik Latch QL-25-ACB Black Anodized Air Cleaner Latch

Aeromotive 15731 Adapter, AN 6 Male To Female, 1/8 NPT Port

Aeromotive 15732 Adapter, AN 8 Male To Female, 1/8 NPT Port

FiTech 32454-1 Small Block Ford Go Port Fuel Rail Set

FiTech 37854-1 SBC Go Port Fuel Injection Fuel Rail Set

FiTech 37858 Go Port EFI Fuel Injection System, SBC, 550-1050 HP

Aeromotive 13109 Rising Rate Fuel Pressure Regulator, 40-75 PSI

FiTech 62017 Premium Handheld Touchscreen Tuner Mount, Magnetic

FiTech 70003 Ultimate LS EFI, LS1/LS2, 750 HP, w/o Trans Control

FiTech 93603 Go Street 400 HP Cast Style w/ In Tank Kit w/CDI box

FiTech 70008 Ultimate LS, Tall LS1/LS2/LS6 750HP Kit

FiTech 76107 LS 500HP EFI, Long Intake, Trans, Pump, Regulator

FiTech 30258 Go Port EFI Fuel Injection System, BBC, Black

FiTech 79606 LS Kit 70006 W/ 50015 Module, 54001, LED Coil Pack

FiTech 31003 Go Street EFI 400 HP System