1978 GMC G25 Engine Parts

5,812 products fit your

1978 GMC G25

Add Engine

Show Direct Fit Parts

5,812 products

Sort By:

Clear All

Fitment

1978 GMC G25

Products

-7%

Flowmaster |

#378615001

Flowmaster 615001 Performance Air Intake Filter Refresh Kit

GTIN Code:

700042036134

$42.41

/kit

$45.88

-8%

Holley |

#425522161

Holley 522-161 Low Impedance Fuel Injector, 160 lb/hr Injector Flow

Injector Plug Style:

EV1/Jetronic/Minitimer

GTIN Code:

090127686577

$167.95

/each

$182.95

-7%

Holley |

#425522248

Holley 522-248 High Impedance Fuel Injector, 24 lb/hr Injector Flow

GTIN Code:

090127666616

$715.95

/each

$775.95

Proform |

#586141152

Proform 141-152 Slant-Edge Alternator, GM 10SI, 100 Amp, Black

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Matte

$269.95

/each

K&N |

#465215121

K&N 21512-1 Air Filter Adapter Flange, Nylon, Each

GTIN Code:

024844263056

$25.99

/each

Chris Ryan's 1978 Pontiac Trans Am

Chris Ryan's '78 Firebird is a loving tribute to that famous Trans Am from _Smokey & the Bandit_, but with style and performance that would have been nearly impossible when the Bandit was busy with Sheriff Justice.

Engine Cylinder Numbers

Assembly and Engine Start | 1968 C10 Build Episode 8

It's alive! Our 1968 C10 truck project is one step closer to our first drive. In this episode, our old truck finally comes to life with a cammed junkyard LS.

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

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.

Progress Update | 1968 C10 Build

We've come a long way on our '68 C10 project, but we still have a long way to go. Watch as Kevin and Joe discuss where we're at and where we're going.

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.

K&N 60-1230 Air Filter Assembly, 3.5in Tall, Red, Round

K&N |

#465601230

K&N 60-1230 Air Filter Assembly, 3.5in Tall, Red, Round

Shape:

Round

Overall Diameter:

11"

Filter Material:

Cotton Gauze

$157.99

/each

K&N 60-1260 Air Filter Assembly, 4in Tall, Red, Round

K&N |

#465601260

K&N 60-1260 Air Filter Assembly, 4in Tall, Red, Round

Shape:

Round

Overall Diameter:

14"

Filter Material:

Cotton Gauze

$157.99

/each

K&N 60-1300 Air Filter Assembly, 5in Tall, Red, Round

K&N |

#465601300

K&N 60-1300 Air Filter Assembly, 5in Tall, Red, Round

Shape:

Round

Overall Diameter:

14"

Filter Material:

Cotton Gauze

$157.99

/each

Vintage Air |

#725172015

Vintage Air 172015 Front Runner Drive System GM LS7 Black/chrome

Pulley Style:

Serpentine

Crankshaft Pulley Included:

Yes

Crankshaft Pulley Material:

Billet Aluminum

$3,516.99

/each

Vintage Air |

#725150011

Vintage Air 150011 LS Narrow Top A/C Compressor Bracket

Sold in Quantity:

Each

$225.00

/each

Vintage Air |

#725172025

Vintage Air 172025 Front Runner Drive System BBC Blk/Chrome

Groove Count:

Pulley Type:

Serpentine

Finish:

Black/Chrome

$2,803.99

/each

Vintage Air |

#725151015

Vintage Air 151015 U-weld Fabricator's Bracket For Sanden Comp

(2)

GTIN Code:

842829108082

Fits A/C Compressor Style:

Sanden SD

$69.99

/each

Vintage Air |

#725151588

Vintage Air 151588 1988-95 GM 454 R4 to 7B10 Compressor Brackets

Material Type:

Steel

Hardware Included:

Yes

Finish:

Raw

$144.99

/kit

Vintage Air |

#725152730

Vintage Air 152730 Compressor/Alternator Bracket,47-54 GM 216/235

Sold in Quantity:

Kit

Color:

Black

$213.99

/each

Vintage Air |

#725398002

Vintage Air 398002 Front Runner Belt Tensioner Cover Chrome

GTIN Code:

842829119415

$100.99

/each

Vintage Air |

#725176019

Vintage Air 176019 Front Runner Drive System SBF Brht/Chro

Groove Count:

Pulley Type:

Serpentine

Finish:

Polished

$3,005.99

/each

Vintage Air |

#725176022

Vintage Air 176022 Front Runner Drive System SBF Black/chrome

Groove Count:

Pulley Type:

Serpentine

Finish:

Black/Chrome

$3,031.99

/each

Vintage Air |

#725231360

Vintage Air 231360 Dual Fan Y Connector To 32111-sdf Fans

GTIN Code:

842829114113

$40.99

/each

Vintage Air |

#725131004

Vintage Air 131004 Late Ford Flathead A/C Compressor Bracket, Standard

Fits A/C Compressor Style:

Sanden SD

Mounting Side:

Passenger Side

$254.99

/each

Vintage Air |

#725141200

Vintage Air 141200 A/C Compressor Side Mid Mounting Bracket, SBC

Material Type:

Steel

Finish:

Powder Coated

Fits A/C Compressor Style:

Sanden SD

$144.99

/each

FAST Fuel Air Spark Technology |

#282307007

FAST 307007 1 Bar MAP Sensor, Each

Wiring Harness Included:

Sold in Quantity:

Each

$55.95

/each

-70%

Aluminum Flare Union Fitting, 90 Degree, -3 AN

Aeroquip |

#324982103

Aluminum Flare Union Fitting, 90 Degree, -3 AN

Fitting End A:

-3 AN Male

Fitting End B:

-3 AN Male

Angle:

90 degree

$9.69

/each

$32.48

FAST 301425 EGT Single 48 In. Probe w/Mini Connector, 1/4 In. Diameter

FAST Fuel Air Spark Technology |

#282301425

FAST 301425 EGT Single 48 In. Probe w/Mini Connector, 1/4 In. Diameter

GTIN Code:

036584152576

$168.95

/each

-7%

Holley |

#425112114

Holley 112-114 Throttle Body Kit, 0-80670

GTIN Code:

090127662670

$233.95

/each

$253.95

-7%

Holley |

#425120173

Holley 120-173 Round Satin Black Finned Air Cleaner, 14 x 4

Shape:

Round

Overall Diameter:

14"

Filter Material:

Reusable Cotton Gauze

$237.95

/each

$257.95

Holley |

#425120501

Holley 120-501 Retrofilter Drive-By-Wire Air Cleaner, 16 In, Blk

Shape:

Round

Overall Diameter:

16"

Filter Material:

Cotton Gauze

$224.95

/each

-7%

Holley |

#425534298

Holley 534-298 X Stealth 4150 Secondary Throttle Body, Polished

Throttle Body Style:

Throttle Body Injection (TBI)

Sold in Quantity:

Each

$1,171.95

/kit

$1,267.95

-8%

Hilborn |

#425300806

Hilborn 300-806 Ram Tube Set of 8, 3 ID x 12 Inch Long, Alum

Material Type:

Aluminum

Sold in Quantity:

Kit

$999.95

/kit

$1,094.95

-7%

Holley |

#425558402

Holley 558-402 Dominator EFI Connector J2B Auxiliary Harness

GTIN Code:

090127666432

$186.95

/each

$202.95

K&N 56-1350 Air Filter Assembly, 3.25in Tall, Red, Oval

K&N |

#465561350

K&N 56-1350 Air Filter Assembly, 3.25in Tall, Red, Oval

Shape:

Oval

Filter Material:

Cotton Gauze

$104.99

/each

K&N 56-1620 Air Filter Assembly, 1.75in Tall, Red, Round

K&N |

#465561620

K&N 56-1620 Air Filter Assembly, 1.75in Tall, Red, Round

Shape:

Round

Overall Diameter:

5.875"

Filter Material:

Cotton Gauze

$146.99

/each

K&N 60-1310 Air Filter Assembly, 6in Tall, Red, Round

K&N |

#465601310

K&N 60-1310 Air Filter Assembly, 6in Tall, Red, Round

Shape:

Round

Overall Diameter:

14"

Filter Material:

Cotton Gauze

$157.99

/each

K&N 60-1440 Air Filter Assembly, 4in Tall, Red, Round

K&N |

#465601440

K&N 60-1440 Air Filter Assembly, 4in Tall, Red, Round

Shape:

Round

Overall Diameter:

14"

Filter Material:

Cotton Gauze

$157.99

/each

K&N 60-1460 Air Filter Assembly, 6in Tall, Red, Round

K&N |

#465601460

K&N 60-1460 Air Filter Assembly, 6in Tall, Red, Round

Shape:

Round

Overall Diameter:

14"

Filter Material:

Cotton Gauze

$157.99

/each

K&N 60-1640 Air Filter Assembly, 3.5in Tall, Red, Round

K&N |

#465601640

K&N 60-1640 Air Filter Assembly, 3.5in Tall, Red, Round

Shape:

Round

Overall Diameter:

16"

Filter Material:

Cotton Gauze

$209.99

/each

K&N 66-1101 X-Stream Airflow Filter Assembly Top, 1in Tall, Round Lid

K&N |

#465661101

K&N 66-1101 X-Stream Airflow Filter Assembly Top, 1in Tall, Round Lid

Overall Diameter:

11"

Shape:

Round

Housing Finish:

Powder Coated

$104.99

/each

Showing 1 - 108 of 5,812 results

Shop Feedback:

Did you find what you are looking for?

1978 GMC G25 Engine Parts

Subcategory

Part

Brand

Transmission Family

Availability

Engine Family

Discounts

Price

Customer Rating

Products

Flowmaster 615001 Performance Air Intake Filter Refresh Kit

Holley 522-161 Low Impedance Fuel Injector, 160 lb/hr Injector Flow

Holley 522-248 High Impedance Fuel Injector, 24 lb/hr Injector Flow

Proform 141-152 Slant-Edge Alternator, GM 10SI, 100 Amp, Black

K&N 21512-1 Air Filter Adapter Flange, Nylon, Each

Related Articles

K&N 60-1230 Air Filter Assembly, 3.5in Tall, Red, Round

K&N 60-1260 Air Filter Assembly, 4in Tall, Red, Round

K&N 60-1300 Air Filter Assembly, 5in Tall, Red, Round

Vintage Air 172015 Front Runner Drive System GM LS7 Black/chrome

Vintage Air 150011 LS Narrow Top A/C Compressor Bracket

Vintage Air 172025 Front Runner Drive System BBC Blk/Chrome

Vintage Air 151015 U-weld Fabricator's Bracket For Sanden Comp

Vintage Air 151588 1988-95 GM 454 R4 to 7B10 Compressor Brackets

Vintage Air 152730 Compressor/Alternator Bracket,47-54 GM 216/235

Vintage Air 398002 Front Runner Belt Tensioner Cover Chrome

Vintage Air 176019 Front Runner Drive System SBF Brht/Chro

Vintage Air 176022 Front Runner Drive System SBF Black/chrome

Vintage Air 231360 Dual Fan Y Connector To 32111-sdf Fans

Vintage Air 131004 Late Ford Flathead A/C Compressor Bracket, Standard

Vintage Air 141200 A/C Compressor Side Mid Mounting Bracket, SBC

FAST 307007 1 Bar MAP Sensor, Each

Aluminum Flare Union Fitting, 90 Degree, -3 AN

FAST 301425 EGT Single 48 In. Probe w/Mini Connector, 1/4 In. Diameter

Holley 112-114 Throttle Body Kit, 0-80670

Holley 120-173 Round Satin Black Finned Air Cleaner, 14 x 4

Holley 120-501 Retrofilter Drive-By-Wire Air Cleaner, 16 In, Blk

Holley 534-298 X Stealth 4150 Secondary Throttle Body, Polished

Hilborn 300-806 Ram Tube Set of 8, 3 ID x 12 Inch Long, Alum

Holley 558-402 Dominator EFI Connector J2B Auxiliary Harness

K&N 56-1350 Air Filter Assembly, 3.25in Tall, Red, Oval

K&N 56-1620 Air Filter Assembly, 1.75in Tall, Red, Round

K&N 60-1310 Air Filter Assembly, 6in Tall, Red, Round

K&N 60-1440 Air Filter Assembly, 4in Tall, Red, Round

K&N 60-1460 Air Filter Assembly, 6in Tall, Red, Round

K&N 60-1640 Air Filter Assembly, 3.5in Tall, Red, Round

K&N 66-1101 X-Stream Airflow Filter Assembly Top, 1in Tall, Round Lid