1975 GMC G25 Engine Parts

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1975 GMC G25

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1975 GMC G25

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Holley |

#427122

Holley Main Jets

(27)

Material Type:

Brass

Sold in Quantity:

Pair

as low as

$14.87

/pair

Black 90 Degree -3 AN Flare to 1/8 Inch NPT Pipe Adapter Fitting

Speedway Motors |

#61760791

Black 90 Degree -3 AN Flare to 1/8 Inch NPT Pipe Adapter Fitting

(4)

Fitting End A:

-3 AN Male

Fitting End B:

1/8" NPT Male

Angle:

90 degree

$18.49

/each

Lisle |

#21238350

Lisle Corporation 38350 Exhaust Rubber Hanger Removal Pliers

(1)

Sold in Quantity:

Each

Material Type:

Steel

$24.99

/each

$109 Off

Holley |

#4254779

Holley 0-4779C 4150 Double Pumper 750 CFM 4 Barrel Carb, Manual Choke

(2)

Carburetor Barrels:

4-Barrel

Fuel Type:

Gasoline

Choke Type:

Manual

$870.95

/each

$979.95

Longacre |

#47545243

Longacre® 52-45243 Caliper Fitting - 1/8 NPT x -3 AN Straight

Fitting End A:

-3 AN Male

Fitting End B:

1/8" NPT Male

Angle:

Straight

$9.19

/each

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.

65 Nova Engine Suggestions

In this Tech Tip, John gets to answer a favorite question of ours, what engine should I get?

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.

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

Centering a 525 Steering Gear

Steve takes us along as he centers the 525 manual steering gear he is using for his Laguna.

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.

Seven Decades of Speedway Motors: Carson, Craig & Clay Smith | Episode 25

For this special anniversary episode we celebrate 70 years of Speedway Motors with Carson, Craig, and Clay Smith. As the sons of "Speedy" Bill and Joyce Smith, they were there for it all as the business and the family grew up together.

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.

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.

Speedway Motors |

#1351484

Lynx Styled Air Cleaner

(6)

Shape:

Triangular

Material Type:

Steel

$26.99

/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

Holley |

#42512842

Holley 12-842 HP Billet Carbureted By-Pass Fuel Pressure Regulator

(1)

Regulator Style:

Bypass

Material Type:

Aluminum

$199.95

/each

Speedway Motors |

#5601097

3-Bolt Carb Pad Cover

(1)

$13.49

/each

$130 Off

Aeroquip |

#61710191

Aeroquip FBM4435 Black Hose End Coupler Fitting 90 Degree Angle -12 AN

Fitting Hose Size:

-12 AN

Fitting End A:

-12 AN Female

Fitting End B:

-12 AN Hose

$46.99

/each

$177.35

Black Straight -12 AN Flare to 3/4 Inch NPT Pipe Adapter Fitting

Speedway Motors |

#61760511

Black Straight -12 AN Flare to 3/4 Inch NPT Pipe Adapter Fitting

(1)

Fitting End A:

-12 AN Male

Fitting End B:

3/4" NPT Male

Angle:

Straight

$18.49

/each

Speedway Motors |

#91381101

Single Gauge 100 PSI Leakdown Tester

(1)

Sold in Quantity:

Each

Hardware Included:

$55.99

/each

-76%

Speedway Motors |

#92511904

Cobra Style Single Quad Air Cleaners

(9)

Shape:

Oval

Material Type:

Aluminum

Sold in Quantity:

Each

$28.72

/each

$123.99

Male Steel 37 Degree AN Flare Weld Bung Fitting, -16 AN

Speedway Motors |

#6177116

Male Steel 37 Degree AN Flare Weld Bung Fitting, -16 AN

AN Size:

-16 AN

Thread Type:

RH Male

Fitting Attachment 1:

Male Threads

$12.99

/each

Black 45 Degree -10 AN Flare to 1/2 Inch NPT Pipe Adapter Fitting

Speedway Motors |

#61760971

Black 45 Degree -10 AN Flare to 1/2 Inch NPT Pipe Adapter Fitting

Fitting End A:

-10 AN Male

Fitting End B:

1/2" NPT Male

Angle:

45 degree

$19.99

/each

Aluminum Tee Flare Adapter Fitting, Black, -12 AN

Speedway Motors |

#61761051

Aluminum Tee Flare Adapter Fitting, Black, -12 AN

Fitting End A:

-12 AN Male

Fitting End B:

-12 AN Male

Fitting End C:

-12 AN Male

$26.99

/each

Edmunds Custom Air Cleaner, Oval, 2-5/8 Inch Neck

Speedway Motors |

#91011056

Edmunds Custom Air Cleaner, Oval, 2-5/8 Inch Neck

(1)

Shape:

Oval

Overall Diameter:

7.25"

$148.99

/each

-32%

Aluminum Flare to Pipe Tee Adapter Fitting, -6 AN to 1/4 Inch NPT

Speedway Motors |

#6176108

Aluminum Flare to Pipe Tee Adapter Fitting, -6 AN to 1/4 Inch NPT

(2)

Fitting End A:

-6 AN Male

Fitting End B:

1/4" NPT Male

Fitting End C:

-6 AN Male

$11.49

/each

$16.91

Speedway Motors |

#6176191

Aluminum Bulkhead Jam Nut, Blue, -10 AN

AN Size:

-10 AN

Material Type:

Aluminum

Finish:

Anodized

$5.99

/each

Speedway Motors |

#6176192

Aluminum Bulkhead Jam Nut, Blue, -12 AN

(2)

AN Size:

-12 AN

Material Type:

Aluminum

Finish:

Anodized

$5.99

/each

-62%

Aeroquip |

#6172014

Aeroquip FBM1101 Straight High Pressure -4 AN TFE Hose End

(3)

Fitting Hose Size:

-4 AN

Fitting End A:

-4 AN Female

Fitting End B:

-4 AN Hose

$11.49

/each

$30.66

-60%

Aeroquip |

#6172015

Aeroquip FBM1110 45 Degree High Pressure -3 AN TFE Hose End

Fitting Hose Size:

-3 AN

Fitting End A:

-3 AN Female

Fitting End B:

-3 AN Hose

$24.99

/each

$62.87

AFCO |

#10680128X8

AFCO 80128X8 Weld-on Male Fitting, -12 AN

AN Size:

-12 AN

Thread Type:

RH Male

Fitting Attachment 1:

Male Threads

$21.99

/each

AFCO |

#10680128X20

AFCO 80128X20 Weld-on Male Fitting, -20 AN

AN Size:

-20 AN

Thread Type:

RH Male

Fitting Attachment 1:

Male Threads

$22.99

/each

Hex Head -4 AN ORB Plug O-Ring Seal Port Fitting, Black

Speedway Motors |

#61760261

Hex Head -4 AN ORB Plug O-Ring Seal Port Fitting, Black

Fitting End A:

-4 AN O-ring

Fitting Attachment 1:

Male AN

Material Type:

Aluminum

$7.99

/each

AFCO |

#10685259

AFCO 85259 Brass Gauge Fitting Adapter, 1/8 Inch Female Pipe to -4 AN

(1)

Fitting End A:

-4 AN Male

Fitting End B:

1/8" NPT Female

Angle:

Straight

$9.99

/each

Aluminum Tee Flare Adapter Fitting, Black, -4 AN

Speedway Motors |

#61761000

Aluminum Tee Flare Adapter Fitting, Black, -4 AN

(1)

Fitting End A:

-4 AN Male

Fitting End B:

-4 AN Male

Fitting End C:

-4 AN Male

$10.99

/each

Holley |

#427125

Holley 125 Power Valve

(20)

$16.93

/each

Stewart Warner |

#66582410

Stewart Warner 82410-72 Dlx 2-5/8 Racing Oil Temperature Gauge, Mech

(2)

Gauge Diameter:

2-5/8"

Gauge Series:

Analog

Gauge Style:

Mechanical

$131.99

/each

-54%

Aluminum Flare to Pipe Tee on Run Fitting, AN6 to 1/4 Inch NPT

Speedway Motors |

#6176112

Aluminum Flare to Pipe Tee on Run Fitting, AN6 to 1/4 Inch NPT

(1)

Fitting End A:

-6 AN Male

Fitting End B:

1/4" NPT Male

Fitting End C:

-6 AN Male

$7.39

/each

$16.12

-13%

Aluminum Flare Bulkhead Fitting, 45 Degree, -4 AN

Speedway Motors |

#324983704

Aluminum Flare Bulkhead Fitting, 45 Degree, -4 AN

AN Size:

-4 AN

Angle:

45 degree

Fitting End A:

-4 AN Male

$9.49

/each

$10.95

Speedway Motors |

#7209370

Spark Plug Wire Looms Set, Blue

(11)

Material Type:

Plastic

Finish:

Chrome

Color:

Blue

$16.49

/each

Speedway Replacement Nitrile O-Rings for -4 AN Fittings, Pack/10

Speedway Motors |

#6173473

Speedway Replacement Nitrile O-Rings for -4 AN Fittings, Pack/10

AN Size:

-4 AN

Material Type:

Nitrile Rubber Composite

Fitting Size 1:

-4 AN 0.351

$4.49

/bag

Speedway Replacement Nitrile O-Rings for -8 AN Fittings, Pack/10

Speedway Motors |

#6173475

Speedway Replacement Nitrile O-Rings for -8 AN Fittings, Pack/10

(1)

AN Size:

-8 AN

Material Type:

Nitrile Rubber Composite

Fitting Size 1:

-8 AN 0.644

$3.99

/bag

-75%

Aeroquip |

#6171513

Aeroquip FCE1513 Nickel Straight Push-On Hose Socketless Fitting -8 AN

Fitting Hose Size:

-8 AN

Fitting End A:

-8 AN Female

Fitting End B:

-8 AN Hose

$16.99

/each

$69.84

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

Showing 1 - 72 of 5,846 results

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1975 GMC G25 Engine Parts

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Products

Holley Main Jets

Black 90 Degree -3 AN Flare to 1/8 Inch NPT Pipe Adapter Fitting

Lisle Corporation 38350 Exhaust Rubber Hanger Removal Pliers

Holley 0-4779C 4150 Double Pumper 750 CFM 4 Barrel Carb, Manual Choke

Longacre® 52-45243 Caliper Fitting - 1/8 NPT x -3 AN Straight

Related Articles

Lynx Styled Air Cleaner

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

Holley 12-842 HP Billet Carbureted By-Pass Fuel Pressure Regulator

3-Bolt Carb Pad Cover

Aeroquip FBM4435 Black Hose End Coupler Fitting 90 Degree Angle -12 AN

Black Straight -12 AN Flare to 3/4 Inch NPT Pipe Adapter Fitting

Single Gauge 100 PSI Leakdown Tester

Cobra Style Single Quad Air Cleaners

Male Steel 37 Degree AN Flare Weld Bung Fitting, -16 AN

Black 45 Degree -10 AN Flare to 1/2 Inch NPT Pipe Adapter Fitting

Aluminum Tee Flare Adapter Fitting, Black, -12 AN

Edmunds Custom Air Cleaner, Oval, 2-5/8 Inch Neck

Aluminum Flare to Pipe Tee Adapter Fitting, -6 AN to 1/4 Inch NPT

Aluminum Bulkhead Jam Nut, Blue, -10 AN

Aluminum Bulkhead Jam Nut, Blue, -12 AN

Aeroquip FBM1101 Straight High Pressure -4 AN TFE Hose End

Aeroquip FBM1110 45 Degree High Pressure -3 AN TFE Hose End

AFCO 80128X8 Weld-on Male Fitting, -12 AN

AFCO 80128X20 Weld-on Male Fitting, -20 AN

Hex Head -4 AN ORB Plug O-Ring Seal Port Fitting, Black

AFCO 85259 Brass Gauge Fitting Adapter, 1/8 Inch Female Pipe to -4 AN

Aluminum Tee Flare Adapter Fitting, Black, -4 AN

Holley 125 Power Valve

Stewart Warner 82410-72 Dlx 2-5/8 Racing Oil Temperature Gauge, Mech

Aluminum Flare to Pipe Tee on Run Fitting, AN6 to 1/4 Inch NPT

Aluminum Flare Bulkhead Fitting, 45 Degree, -4 AN

Spark Plug Wire Looms Set, Blue

Speedway Replacement Nitrile O-Rings for -4 AN Fittings, Pack/10

Speedway Replacement Nitrile O-Rings for -8 AN Fittings, Pack/10

Aeroquip FCE1513 Nickel Straight Push-On Hose Socketless Fitting -8 AN

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