1977 GMC G25 Engine Parts

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1977 GMC G25

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1977 GMC G25

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-50%

Inline Fuel Pressure Adapter, -8 AN to -8 AN w/ 1/8Inch NPT, Blue

Speedway Motors |

#6177001

Inline Fuel Pressure Adapter, -8 AN to -8 AN w/ 1/8Inch NPT, Blue

Fitting End A:

-8 AN Male

Fitting End B:

-8 AN Male

Fitting End C:

1/8" NPT Female

$9.99

/each

$20.16

Chrome Air Cleaner with Washable Filter, 14 x 5 Inch

Speedway Motors |

#91011059

Chrome Air Cleaner with Washable Filter, 14 x 5 Inch

(7)

Shape:

Round

Overall Diameter:

14"

$66.99

/each

Chrome Deep Dish Performance Air Cleaner, 14 x 3 Inch, 4 Barrel Carb.

Speedway Motors |

#2401186

Chrome Deep Dish Performance Air Cleaner, 14 x 3 Inch, 4 Barrel Carb.

(28)

Shape:

Round

Overall Diameter:

14"

$45.99

/each

-7%

Hooker 2301HKR Block Hugger Headers for ZZ4 Crate Motor, Ceramic Coat

Hooker Headers |

#9302300H

Hooker 2301HKR Block Hugger Headers for ZZ4 Crate Motor, Ceramic Coat

Header Tube Type:

Block Hugger

Exhaust Port Shape:

D-port

Flange Style:

Standard

$727.95

/pair

$787.95

Edelbrock |

#3251413

Edelbrock 1413 Performer 4 Barrel Carburetor, 800 CFM, Electric Choke

(2)

Carburetor Barrels:

4-Barrel

Fuel Type:

Gasoline

Choke Type:

Electric

$597.95

/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.

Corvette L76 327 Engine History, Specs, and Build Ideas

The 1964 Corvette L76 327 is legendary, learn more about this storied engine and what you need to build a clone.

1967 Firebird Engine Refurbish

Follow this restoration guide as Josh breathes new life back into his Pontiac engine.

55 Chevy Engine Build

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

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.

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.

Centering a 525 Steering Gear

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

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.

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.

-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

Holley |

#427121

Holley Carb Accelerator Pump Discharge Nozzles All Squirter Sizes

(6)

Sold in Quantity:

Pair

$25.74

401-425 Nailhead Buick Weld-In Motor Mounts

Speedway Motors |

#7204502

401-425 Nailhead Buick Weld-In Motor Mounts

(1)

Attachment Style:

Bolt-on

Mount Material:

Steel

Bushing Material:

Polyurethane

$125.99

/pair

Outerwears |

#56424565T

Outerwears Pre-Filters for Tapered Injection Filters

(4)

Shape:

Oval

Sold in Quantity:

Each

Overall Height:

6.25"

$23.05

/each

-76%

Speedway Replacement Nitrile O-Rings for -16 AN Fittings, Pack/10

Speedway Motors |

#6173497

Speedway Replacement Nitrile O-Rings for -16 AN Fittings, Pack/10

Garage Sale Type:

Discontinued

AN Size:

-16 AN

Material Type:

Nitrile Rubber Composite

$1.16

/bag

$4.99

-93%

Speedway Replacement EPR2 O-Rings for -4 AN Fittings, Pack/5

Speedway Motors |

#6173463

Speedway Replacement EPR2 O-Rings for -4 AN Fittings, Pack/5

Garage Sale Type:

Discontinued

AN Size:

-4 AN

Material Type:

Rubber

$0.81

/bag

$12.42

Industrial Tap, 7/16 Inch-20 SAE, Right Hand Thread

Speedway Motors |

#91281033

Industrial Tap, 7/16 Inch-20 SAE, Right Hand Thread

(1)

Thread Pitch:

7/16"-20

Thread Type:

RH Thread

$11.99

/each

HDPE Sealing Washers for Bulkhead Fittings

Speedway Motors |

#6171097

HDPE Sealing Washers for Bulkhead Fittings

(4)

Gasket Material:

High Density Polyethylene

Sold in Quantity:

Pair

$3.49

/pair

Speedway Full Flow Swivel Hose End Fitting, 90 Degree, Red/Blue, -8 AN

Speedway Motors |

#6201017

Speedway Full Flow Swivel Hose End Fitting, 90 Degree, Red/Blue, -8 AN

(5)

Fitting Hose Size:

-8 AN

Fitting End A:

-8 AN Female

Fitting End B:

-8 AN Hose

$24.99

/each

Speedway Motors |

#6176037

Flare Union Adapter Fittings, -10 AN

Fitting End A:

-10 AN Male

Fitting End B:

-10 AN Male

Angle:

Straight

$10.99

/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

Straight Aluminum Bulkhead Flare Fitting, Blue, -10 AN

Speedway Motors |

#6176120

Straight Aluminum Bulkhead Flare Fitting, Blue, -10 AN

AN Size:

-10 AN

Angle:

Straight

Fitting End A:

-10 AN Male

$12.99

/each

-82%

Straight Aluminum Bulkhead Flare Fitting, Blue, -12 AN

Speedway Motors |

#6176121

Straight Aluminum Bulkhead Flare Fitting, Blue, -12 AN

Garage Sale Type:

Discontinued

AN Size:

-12 AN

Angle:

Straight

$5.10

/each

$29.67

Speedway Motors |

#6176204

Aluminum Allen Pipe Plugs, 1/4 Inch NPT

(3)

Fitting Type:

Plug Fitting

Fitting Size 1:

1/4" Male NPT

Fitting Attachment 1:

Male NPT

$6.59

/pair

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

Speedway Ford Flathead V8 Center Dump Headers, AHC

Speedway Motors |

#91013601H

Speedway Ford Flathead V8 Center Dump Headers, AHC

(9)

Header Tube Type:

Shorty

Exhaust Port Shape:

Round

Flange Style:

Standard

$389.99

/pair

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

Speedway Motors |

#6177013

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

(1)

Fitting End A:

-8 AN Male

Fitting End B:

-8 AN Male o-ring

Angle:

Straight

$13.99

/each

Male Steel 37 Degree AN Flare Weld Bung Fitting, -4 AN

Speedway Motors |

#6177104

Male Steel 37 Degree AN Flare Weld Bung Fitting, -4 AN

(1)

AN Size:

-4 AN

Thread Type:

RH Male

Fitting Attachment 1:

Male Threads

$5.49

/each

Shotgun Bill's Scoop® Aluminum Air Intake Scoop, Polished

Speedway Motors |

#92511907

Shotgun Bill's Scoop® Aluminum Air Intake Scoop, Polished

(8)

Overall Length:

19.50

Overall Width:

12"

Overall Height:

5.405"

$361.99

/each

Speedway Motors |

#91281034

Industrial Tap, 1/2 Inch-20 SAE

(2)

Thread Pitch:

1/2"-20

Drill Bit Included:

Material Type:

Steel

$19.49

/each

Male Steel 37 Degree AN Flare Weld Bung Fitting, -6 AN

Speedway Motors |

#6177106

Male Steel 37 Degree AN Flare Weld Bung Fitting, -6 AN

(4)

AN Size:

-6 AN

Thread Type:

RH Male

Fitting Attachment 1:

Male Threads

$6.99

/each

Male Steel 37 Degree AN Flare Weld Bung Fitting, -8 AN

Speedway Motors |

#6177108

Male Steel 37 Degree AN Flare Weld Bung Fitting, -8 AN

(4)

AN Size:

-8 AN

Thread Type:

RH Male

Fitting Attachment 1:

Male Threads

$7.99

/each

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

Speedway Motors |

#6177014

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

(2)

Fitting End A:

-8 AN Male

Fitting End B:

-10 AN Male O-ring

Angle:

Straight

$17.99

/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 Motors |

#92511900

Gasser Style Competition Air Scoops

(31)

Overall Length:

20.00"

Overall Width:

9.50"

Overall Height:

6.00"

as low as

$157.99

/each

Tight-Fit Small Block Chevy ZZ-4 Block Hugger Headers, AHC Coated

Speedway Motors |

#9300104H

Tight-Fit Small Block Chevy ZZ-4 Block Hugger Headers, AHC Coated

(7)

Header Tube Type:

Block Hugger

Exhaust Port Shape:

Oval

Flange Style:

Standard

$329.99

/pair

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

-19%

90 Degree Flare Adaptor, AN12 to 3/4 Inch NPT

Speedway Motors |

#6176089

90 Degree Flare Adaptor, AN12 to 3/4 Inch NPT

Fitting End A:

-12 AN Male

Fitting End B:

3/4" NPT Male

Angle:

90 degree

$28.99

/each

$35.90

-86%

90 Degree Flare Adaptor, AN16 to 1 Inch NPT

Speedway Motors |

#6176091

90 Degree Flare Adaptor, AN16 to 1 Inch NPT

Garage Sale Type:

Discontinued

Fitting End A:

-16 AN Male

Fitting End B:

1" NPT Male

$6.49

/each

$47.82

-47%

90 Degree Flare Adaptor, AN16 to 3/4 Inch NPT

Speedway Motors |

#6176092

90 Degree Flare Adaptor, AN16 to 3/4 Inch NPT

Garage Sale Type:

Discontinued

Fitting End A:

-16 AN Male

Fitting End B:

3/4" NPT Male

$23.79

/each

$45.45

Performance Tool |

#91089637

Performance Tool W87020 Power Steering Pump Pulley Remover

(3)

Material Type:

Steel

Color:

Black

Finish:

Black Oxide

$16.99

/each

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1977 GMC G25 Engine Parts

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Products

Inline Fuel Pressure Adapter, -8 AN to -8 AN w/ 1/8Inch NPT, Blue

Chrome Air Cleaner with Washable Filter, 14 x 5 Inch

Chrome Deep Dish Performance Air Cleaner, 14 x 3 Inch, 4 Barrel Carb.

Hooker 2301HKR Block Hugger Headers for ZZ4 Crate Motor, Ceramic Coat

Edelbrock 1413 Performer 4 Barrel Carburetor, 800 CFM, Electric Choke

Related Articles

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

Holley Carb Accelerator Pump Discharge Nozzles All Squirter Sizes

401-425 Nailhead Buick Weld-In Motor Mounts

Outerwears Pre-Filters for Tapered Injection Filters

Speedway Replacement Nitrile O-Rings for -16 AN Fittings, Pack/10

Speedway Replacement EPR2 O-Rings for -4 AN Fittings, Pack/5

Industrial Tap, 7/16 Inch-20 SAE, Right Hand Thread

HDPE Sealing Washers for Bulkhead Fittings

Speedway Full Flow Swivel Hose End Fitting, 90 Degree, Red/Blue, -8 AN

Flare Union Adapter Fittings, -10 AN

Aluminum Tee Bulkhead Fitting, -3 AN

Straight Aluminum Bulkhead Flare Fitting, Blue, -10 AN

Straight Aluminum Bulkhead Flare Fitting, Blue, -12 AN

Aluminum Allen Pipe Plugs, 1/4 Inch NPT

Aluminum Allen Pipe Plugs, 3/4 Inch NPT

Speedway Ford Flathead V8 Center Dump Headers, AHC

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

Male Steel 37 Degree AN Flare Weld Bung Fitting, -4 AN

Shotgun Bill's Scoop® Aluminum Air Intake Scoop, Polished

Industrial Tap, 1/2 Inch-20 SAE

Male Steel 37 Degree AN Flare Weld Bung Fitting, -6 AN

Male Steel 37 Degree AN Flare Weld Bung Fitting, -8 AN

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

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

Gasser Style Competition Air Scoops

Tight-Fit Small Block Chevy ZZ-4 Block Hugger Headers, AHC Coated

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

90 Degree Flare Adaptor, AN12 to 3/4 Inch NPT

90 Degree Flare Adaptor, AN16 to 1 Inch NPT

90 Degree Flare Adaptor, AN16 to 3/4 Inch NPT

Performance Tool W87020 Power Steering Pump Pulley Remover