GMC C25 Engine Parts

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GMC C25

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C25

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GMC C25

Products

-18%

Powermaster |

#25557294104

Powermaster 57294-104 Street Alternator, 150 Amps, Serp, 12V, GM

One Wire Alternator:

Yes

Alternator Amperage:

150 amp

Alternator Finish:

Powder Coated

$215.99

/each

$263.75

-22%

Powermaster |

#25547294104

Powermaster 47294-104 Street Alternator, 150 Amps, Serp, 12V, GM

One Wire Alternator:

Yes

Alternator Amperage:

150 amp

Alternator Finish:

Natural

$183.99

/each

$238.75

Proform |

#58667081

Proform 67081 Chevy HEI Distributor Red Cap

Cap Type:

HEI / Male

Advance Type:

Mechanical and Vacuum

Trigger Style:

Magnetic

$246.99

/each

New Product

Enginetech |

#17300111

Enginetech C350 SBC 350 Full Gasket Set, 1959-1985

$52.99

/each

MSD |

#54783647

MSD 83647 Heat HEI Ignition Module

(14)

GTIN Code:

085132836475

$188.95

/each

Speedway Motors Introduces New IMCA Modified Spec Racing Engine as they Kick Off 2025 Race Season

Speedway Motors announced today the introduction of a new IMCA Modified Spec Racing Engine as they kick off the 2025 race season along with discounts Jan. 27-Feb. 2 to help their customers get ready for race season.

Engine Cylinder Numbers

55 Chevy Engine Build

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

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.

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.

Centering a 525 Steering Gear

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

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.

New Product

Enginetech |

#17300715

Enginetech TS499 SBC 350 Timing Set, 1967-1986

$42.64

/each

MSD 5554 Street-Fire Spark Plug Wires Set, Small Block Chevy 350 HEI

MSD |

#5475554

MSD 5554 Street-Fire Spark Plug Wires Set, Small Block Chevy 350 HEI

(34)

Conductor Style:

Spiral Core

Diameter:

Cap Terminal Style:

HEI / Male

$71.95

/set

SQR Performance 126737 HEI Spark Plug Wire Set, 1973-88 SBC

Flex-A-Lite |

#359126737

SQR Performance 126737 HEI Spark Plug Wire Set, 1973-88 SBC

Conductor Style:

Suppression Core

Diameter:

Cap Terminal Style:

HEI / Male

$74.99

/set

Edelbrock |

#3259715

Edelbrock 9715 Valve Spring Retainer, Steel, 7 Degree, 1.490 Inch

Valve Spring Style:

Standard

Sold in Quantity:

Set

Retainer Material:

Steel

$110.95

/set

-21%

Powermaster |

#25537294311

Powermaster 37294-311 Street Alternator, 150 Amps, Serp, 12V, GM

One Wire Alternator:

Yes

Alternator Amperage:

150 amp

Alternator Finish:

Chrome

$265.99

/each

$338.75

-18%

Powermaster |

#2558005

Powermaster 8005 Race Alternator, 80 Amps, V-belt, 12V, GM

One Wire Alternator:

Yes

Alternator Amperage:

80 amp

Alternator Finish:

Powder Coated

$184.99

/each

$226.25

-24%

Powermaster |

#25567297

Powermaster 67297 Smooth Look Alternator, 150A, V-belt, 12V, GM

One Wire Alternator:

Yes

Alternator Amperage:

150 amp

Alternator Finish:

Polished

$222.99

/each

$295.00

$101 Off

Powermaster |

#25548413

Powermaster 48413 GM AD230 Alternator, 165A, V-Belt, Natural

One Wire Alternator:

Yes

Alternator Amperage:

165 amp

Alternator Finish:

Natural

$286.99

/each

$387.50

-18%

Powermaster |

#25558413

Powermaster 58413 GM AD230 Alternator, 165A, V-Belt, Black

One Wire Alternator:

Yes

Alternator Amperage:

165 amp

Alternator Finish:

Powder Coated

$338.99

/each

$416.25

$109 Off

Powermaster |

#25538413

Powermaster 38413 GM AD230 Alternator, 165A, V-Belt, Chrome

One Wire Alternator:

Yes

Alternator Amperage:

165 amp

Alternator Finish:

Chrome

$336.99

/each

$446.25

-18%

Powermaster |

#25568413

Powermaster 68413 GM AD230 Alternator, 165A, V-Belt, Polished

One Wire Alternator:

Yes

Alternator Amperage:

165 amp

Alternator Finish:

Polished

$361.99

/each

$446.25

-8%

MSD |

#5478401

MSD 8401 HEI Coil Conversion

(3)

GTIN Code:

085132084012

$74.05

/each

$80.95

-22%

Powermaster |

#2557294

Powermaster 7294 GM 12SI 100 Amp Alternator, Natural

(21)

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Natural

$152.99

/each

$197.50

New Product

Enginetech |

#17300390

Enginetech HK101 SBC 305 Cam Hardware Kit, 1pc Seal, 1969-2002

$34.06

/each

New Product

Enginetech |

#17300112

Enginetech C350-1 SBC 350 Full Gasket Set, 1957-1985

$59.99

/each

-7%

MSD 8366 GM Late Model HEI V8 Ext Coil Distributor

MSD |

#5478366

MSD 8366 GM Late Model HEI V8 Ext Coil Distributor

(1)

Cap Type:

HEI / Male

Advance Type:

Electronic

$519.95

/each

$562.95

COMP Cams |

#28214111

COMP Cams 1411-1 Magnum Rocker Arm, Roller tip, 7/16 Stud, Each

Rocker Arm Style:

Roller Tip

Rocker Arm Ratio:

1.7:1

Stud Size:

.437"

$17.95

/each

COMP Cams |

#28214118

COMP Cams 1411-8 Magnum Rocker Arms, Roller tip, 7/16 Stud, Set

(1)

Rocker Arm Style:

Roller Tip

Rocker Arm Ratio:

1.7:1

Stud Size:

.437"

$119.95

/set

-24%

Powermaster |

#2558072

Powermaster 8072 Race Alternator, 100 Amps, 12V, GM

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Powder Coated

$231.99

/each

$308.75

-18%

Powermaster |

#2558062

Powermaster 8062 Race Alternator, 100 Amps, 12V, GM

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Powder Coated

$250.99

/each

$308.75

-20%

Powermaster |

#25537293364

Powermaster 37293-364 Street Alternator, 150 Amps, Serp, 12V, GM

One Wire Alternator:

Yes

Alternator Amperage:

150 amp

Alternator Finish:

Chrome

$225.99

/each

$283.75

-22%

Powermaster |

#2557295

Powermaster 7295 Smooth Look Alternator, 100A, V-belt, 12V, GM

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Natural

$173.99

/each

$223.75

-18%

Powermaster |

#255179261114

Powermaster 179261-114 Street Alternator, 100 Amps, Serp, 12V, GM

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Chrome

$274.99

/each

$336.25

-18%

Powermaster |

#2557296

Powermaster 7296 Smooth Look Alternator, 100 Amps, Serp, 12V, GM

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Natural

$182.99

/each

$223.75

-20%

Powermaster |

#2558003

Powermaster 8003 Race Alternator, 70 Amps, V-belt, 12V, GM

One Wire Alternator:

Yes

Alternator Amperage:

70 amp

Alternator Finish:

Natural

$146.99

/each

$185.00

-20%

Powermaster |

#25517296

Powermaster 17296 Smooth Look Alternator, 100 Amps, Serp, 12V, GM

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Chrome

$222.99

/each

$278.75

-20%

Powermaster |

#25547295

Powermaster 47295 Smooth Look Alternator, 140A, V-belt, 12V, GM

One Wire Alternator:

Yes

Alternator Amperage:

140 amp

Alternator Finish:

Natural

$219.99

/each

$275.00

-20%

Powermaster |

#25527296

Powermaster 27296 Smooth Look Alternator, 100 Amps, Serp, 12V, GM

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Polished

$222.99

/each

$278.75

-18%

Powermaster |

#25537295

Powermaster 37295 Smooth-Look Chrome Alternator, 140 Amp, GM 12SI

One Wire Alternator:

Yes

Alternator Amperage:

150 amp

Alternator Finish:

Chrome

$290.99

/each

$357.50

-17%

Powermaster |

#25517295

Powermaster 17295 Smooth Look Alternator, 100A, V-belt, 12V, GM

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Chrome

$228.99

/each

$278.75

-22%

Powermaster |

#25567295

Powermaster 67295 Smooth Look Alternator, 150A, V-belt, 12V, GM

One Wire Alternator:

Yes

Alternator Amperage:

150 amp

Alternator Finish:

Polished

$275.99

/each

$357.50

Showing 1 - 720 of 6,398 results

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GMC C25 Engine Parts

Year

Subcategory

Part

Brand

Transmission Family

Availability

Engine Family

Discounts

Price

Customer Rating

Products

Powermaster 57294-104 Street Alternator, 150 Amps, Serp, 12V, GM

Powermaster 47294-104 Street Alternator, 150 Amps, Serp, 12V, GM

Proform 67081 Chevy HEI Distributor Red Cap

Enginetech C350 SBC 350 Full Gasket Set, 1959-1985

MSD 83647 Heat HEI Ignition Module

Related Articles

Enginetech TS499 SBC 350 Timing Set, 1967-1986

MSD 5554 Street-Fire Spark Plug Wires Set, Small Block Chevy 350 HEI

SQR Performance 126737 HEI Spark Plug Wire Set, 1973-88 SBC

Edelbrock 9715 Valve Spring Retainer, Steel, 7 Degree, 1.490 Inch

Powermaster 37294-311 Street Alternator, 150 Amps, Serp, 12V, GM

Powermaster 8005 Race Alternator, 80 Amps, V-belt, 12V, GM

Powermaster 67297 Smooth Look Alternator, 150A, V-belt, 12V, GM

Powermaster 48413 GM AD230 Alternator, 165A, V-Belt, Natural

Powermaster 58413 GM AD230 Alternator, 165A, V-Belt, Black

Powermaster 38413 GM AD230 Alternator, 165A, V-Belt, Chrome

Powermaster 68413 GM AD230 Alternator, 165A, V-Belt, Polished

MSD 8401 HEI Coil Conversion

Powermaster 7294 GM 12SI 100 Amp Alternator, Natural

Enginetech HK101 SBC 305 Cam Hardware Kit, 1pc Seal, 1969-2002

Enginetech C350-1 SBC 350 Full Gasket Set, 1957-1985

MSD 8366 GM Late Model HEI V8 Ext Coil Distributor

COMP Cams 1411-1 Magnum Rocker Arm, Roller tip, 7/16 Stud, Each

COMP Cams 1411-8 Magnum Rocker Arms, Roller tip, 7/16 Stud, Set

Powermaster 8072 Race Alternator, 100 Amps, 12V, GM

Powermaster 8062 Race Alternator, 100 Amps, 12V, GM

Powermaster 37293-364 Street Alternator, 150 Amps, Serp, 12V, GM

Powermaster 7295 Smooth Look Alternator, 100A, V-belt, 12V, GM

Powermaster 179261-114 Street Alternator, 100 Amps, Serp, 12V, GM

Powermaster 7296 Smooth Look Alternator, 100 Amps, Serp, 12V, GM

Powermaster 8003 Race Alternator, 70 Amps, V-belt, 12V, GM

Powermaster 17296 Smooth Look Alternator, 100 Amps, Serp, 12V, GM

Powermaster 47295 Smooth Look Alternator, 140A, V-belt, 12V, GM

Powermaster 27296 Smooth Look Alternator, 100 Amps, Serp, 12V, GM

Powermaster 37295 Smooth-Look Chrome Alternator, 140 Amp, GM 12SI

Powermaster 17295 Smooth Look Alternator, 100A, V-belt, 12V, GM

Powermaster 67295 Smooth Look Alternator, 150A, V-belt, 12V, GM