1985 GMC G2500 Engine Parts

5,823 products fit your

1985 GMC G2500

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1985 GMC G2500

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-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

Speedway Motors |

#6173999

Female Aluminum Swivel Coupler, -4 AN

(1)

Fitting End A:

-4 AN Female

Fitting End B:

-4 AN Female

Angle:

Straight

$10.99

/each

-8%

Earls |

#425AT709116ERL

Earls AT709116ERL 90 Degree Ano-Tuff -16 AN Female to -16 AN Hose End

Fitting Hose Size:

-16 AN

Fitting End A:

-16 AN Female

Fitting End B:

-16 AN Hose

$73.29

/each

$79.95

-7%

Earls |

#425AT803110ERL

Earls AT803110ERL 30 Degree -10 AN Ano-Tuff Swivel Seal Hose End

Fitting Hose Size:

-10 AN

Fitting End A:

-10 AN Female

Fitting End B:

-10 AN Hose

$59.89

/each

$64.95

-8%

Earls |

#425AT804616ERL

Earls AT804616ERL 45 Degree -16 AN Female to -16 AN Swivel Seal Hose

Fitting Hose Size:

-16 AN

Fitting End A:

-16 AN Female

Fitting End B:

-16 AN Hose

$87.95

/each

$95.95

GM Rally Wheels

Choosing new wheels for a GMC Chevrolet truck. This project uses Speedway Motors GM Rally Wheels and new tires to enhance the appearance of the truck.

64 F100 Engine and Trans Upgrade

In this Tech Tip, John answers a customer question about what would be needed to swap some additional power in place of his anemic 233c.i. Ford.

55 Chevy Engine Build

Derek kicks off his 55 Chevy rebuild with a fresh small block.

GM 10-Bolt Identification and Upgrades | 7.625, 7.5, 8.2, 8.5, 8.6

GM’s 10-bolt rear axle has been around since the 1960s, here’s how to determine if your junkyard find is worth taking home

T-5 Transmission

Check out these tips on T-5 transmissions!

'55 Chevy Chassis Refresh

Learn how Derek Turner's '55 Chevy gets completely overhauled with brand new chassis and suspension components along with a new fuel system and wiring.

Transmission Replacement on a 55 Chevy

Learn how Zach replaces a transmission and breakaway converter in his 55 Chevy, with some helpful tips along the way.

Replacing GM Rear End Spherical Bushings

In this budget build, a GM rear end is upgraded in order to hold 400+ HP. See how spherical bushings are replaced in a used 8.5” GM 10 bolt rear end.

1955 Chevy Truck

This slick grey 55 Chevy truck is as clean as they come, and there are more hidden details throughout than the subtle exterior would lead you to believe.

Replacing a G-Body 7.5" Bolt Rear End

Learn about the power behind the G-body platform and the steps to upgrade a 7.5" bolt rear end to a 8.5" to withstand high horsepower. See how to change the differential fluid and install new gaskets.

-8%

Mr Gasket |

#5506006

Mr Gasket 6006 Carburetor Spacer Kit, 1 Inch Ported Center

Carburetor Flange Type:

4-Barrel Square Bore

Overall Thickness:

$53.25

/each

$57.95

-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

-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

-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 |

#425997120ERL

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

AN Size:

-20 AN

Thread Type:

RH Male

Fitting Attachment 1:

Male Threads

$41.81

/each

$45.23

-7%

Mr Gasket |

#5501490

Mr Gasket 1490 Air Cleaner, 6-1/2 x 3-1/4 Inch

Shape:

Round

Overall Diameter:

6.5"

Filter Material:

White paper

$46.99

/each

$50.83

Speedway Motors |

#6174016

7/16 Inch-24 Female to #3 Brakeline

(6)

Fitting End A:

-3 AN Male

Fitting End B:

7/16"-24 I.F. Female

Material Type:

Steel

$11.99

/pair

Holley |

#427121

Holley Carb Accelerator Pump Discharge Nozzles All Squirter Sizes

(6)

Sold in Quantity:

Pair

$25.74

-70%

Speedway Replacement EPR2 O-Rings for -10 AN Fittings, Pack/5

Speedway Motors |

#6173466

Speedway Replacement EPR2 O-Rings for -10 AN Fittings, Pack/5

AN Size:

-10 AN

Material Type:

Rubber

Fitting Size 1:

-10 AN 0.755

$7.49

/bag

$25.42

Speedway Motors |

#6176192

Aluminum Bulkhead Jam Nut, Blue, -12 AN

(2)

AN Size:

-12 AN

Material Type:

Aluminum

Finish:

Anodized

$5.99

/each

Speedway Motors |

#6176193

Aluminum Bulkhead Jam Nut, Blue, -16 AN

AN Size:

-16 AN

Material Type:

Aluminum

Finish:

Anodized

$7.99

/each

-8%

Earls |

#425400ERL

Earls 400ERL UltraPro Oil Cooler Mounting Brackets, Wide Coolers

GTIN Code:

090127039977

$93.75

/each

$101.95

$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

$738 Off

Holley |

#42520200BK

Holley 20-200BK Premium Mid-Mount Complete Accessory System, LT

Crankshaft Pulley Included:

Yes

Crankshaft Pulley Material:

Billet Aluminum

Water Pump Included:

Yes

$3,649.95

/each

$4,387.95

$119 Off

Racepak |

#425250DSIQ3SL

Racepak 250-DS-IQ3SL Street Logger Dash, Built-In Data Logger

Data Logger:

Yes

Customizable Display:

Yes

Gauge Panel Included:

Yes

$1,849.95

/each

$1,968.95

-7%

Earls |

#425809106ERL

Earls 809106ERL 90 Degree -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

$40.68

/each

$44.01

-7%

Earls |

#425900106ERL

Earls 900106ERL Red Fuel/Oil Line Hose Clamp, Econ-O-Fit Size 6

(1)

Style:

Worm Gear | Housing

Material Type:

Aluminum

Color:

Red

$8.93

/each

$9.66

-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 |

#425591932ERL

Earls 591932ERL Brake Adapter, 7/16 Inch-24, -3 AN, Zinc Plated Steel

(3)

Fitting End A:

-3 AN Male

Fitting End B:

7/16"-24 I.F. Male

Material Type:

Steel

$22.40

/each

$24.23

-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

Earls |

#425991902ERL

Earls 991902ERL Blue Anodized -4 AN Male to -3 AN Male Union Reducer

Angle:

Straight

Fitting End A:

-4 AN Male

Fitting End B:

-3 AN Male

$6.95

/each

-7%

Earls |

#425982208ERL

Earls 982208ERL Blue 90 Degree Elbow -8 AN Male to 3/8 Inch NPT

(1)

Fitting End A:

-8 AN Male

Fitting End B:

3/8" NPT Male

Angle:

90 degree

$20.87

/each

$22.58

-7%

Earls |

#425982403ERL

Earls 982403ERL Blue Anodized -3 AN Male Tee, Lightweight Aluminum

Fitting End A:

-3 AN Male

Fitting End B:

-3 AN Male

Fitting End C:

-3 AN Male

$16.42

/each

$17.76

-7%

Earls |

#4259892108ERL

Earls 9892108ERL Blue -10 AN Female to -8 AN Male Flare Reducer

Angle:

Straight

Fitting End A:

-10 AN Female

Fitting End B:

-8 AN Male

$25.36

/each

$27.43

-33%

Straight High-Flow O-Ring -12 AN Hose to -12 AN Port Fitting

Speedway Motors |

#6177019

Straight High-Flow O-Ring -12 AN Hose to -12 AN Port Fitting

Fitting End A:

-12 AN Male

Fitting End B:

-12 AN Male O-ring

Angle:

Straight

$25.99

/each

$38.92

Russell |

#6177036

Russell 670360 Fuel Pressure Takeoff Fitting -10 AN Male to Female 1/8

Fitting End A:

-10 AN Female

Fitting End B:

-10 AN Male

Fitting End C:

1/8" NPT Female

$24.95

/each

Aluminum Flare Union Adapter Fitting, Blue, -16 AN

Speedway Motors |

#6176039

Aluminum Flare Union Adapter Fitting, Blue, -16 AN

Fitting End A:

-16 AN Male

Fitting End B:

-16 AN Male

Angle:

Straight

$19.99

/each

-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 |

#425981503ERL

Earls 981503ERL Blue Anodized -3 AN Male Union, Lightweight Aluminum

Fitting End A:

-3 AN Male

Fitting End B:

-3 AN Male

Angle:

Straight

$8.93

/each

$9.66

-7%

Earls |

#425981604ERL

Earls 981604ERL Blue Straight -4 AN Male to 1/8 Inch NPT Adapter

Fitting End A:

-4 AN Male

Fitting End B:

1/8" NPT Male

Angle:

Straight

$7.43

/each

$8.03

-7%

Earls |

#425993205ERL

Earls 993205ERL Blue Anodized 1/2 Inch NPT Internal Plug, Aluminum

(3)

Fitting Type:

Plug Fitting

Fitting Size 1:

1/2" Male NPT

Fitting Attachment 1:

Male AN

$8.95

/each

$9.69

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1985 GMC G2500 Engine Parts

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Part

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Price

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Products

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

Female Aluminum Swivel Coupler, -4 AN

Earls AT709116ERL 90 Degree Ano-Tuff -16 AN Female to -16 AN Hose End

Earls AT803110ERL 30 Degree -10 AN Ano-Tuff Swivel Seal Hose End

Earls AT804616ERL 45 Degree -16 AN Female to -16 AN Swivel Seal Hose

Related Articles

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Mr Gasket 3405 Carburetor Spacer Kit, 1 Inch Open Center

Mr Gasket 4945 Carburetor Spacer Kit, 1 Inch Open Center

Earls AT981516ERL -16 AN Male Straight Union, Anodized Aluminum

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

Mr Gasket 1490 Air Cleaner, 6-1/2 x 3-1/4 Inch

7/16 Inch-24 Female to #3 Brakeline

Holley Carb Accelerator Pump Discharge Nozzles All Squirter Sizes

Speedway Replacement EPR2 O-Rings for -10 AN Fittings, Pack/5

Aluminum Bulkhead Jam Nut, Blue, -12 AN

Aluminum Bulkhead Jam Nut, Blue, -16 AN

Earls 400ERL UltraPro Oil Cooler Mounting Brackets, Wide Coolers

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

Holley 20-200BK Premium Mid-Mount Complete Accessory System, LT

Racepak 250-DS-IQ3SL Street Logger Dash, Built-In Data Logger

Earls 809106ERL 90 Degree -6 AN Female to -6 AN Hose Adapter

Earls 900106ERL Red Fuel/Oil Line Hose Clamp, Econ-O-Fit Size 6

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

Earls 591932ERL Brake Adapter, 7/16 Inch-24, -3 AN, Zinc Plated Steel

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

Earls 991902ERL Blue Anodized -4 AN Male to -3 AN Male Union Reducer

Earls 982208ERL Blue 90 Degree Elbow -8 AN Male to 3/8 Inch NPT

Earls 982403ERL Blue Anodized -3 AN Male Tee, Lightweight Aluminum

Earls 9892108ERL Blue -10 AN Female to -8 AN Male Flare Reducer

Straight High-Flow O-Ring -12 AN Hose to -12 AN Port Fitting

Russell 670360 Fuel Pressure Takeoff Fitting -10 AN Male to Female 1/8

Aluminum Flare Union Adapter Fitting, Blue, -16 AN

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

Earls 981503ERL Blue Anodized -3 AN Male Union, Lightweight Aluminum

Earls 981604ERL Blue Straight -4 AN Male to 1/8 Inch NPT Adapter

Earls 993205ERL Blue Anodized 1/2 Inch NPT Internal Plug, Aluminum