G-Body 401 Buick Nailhead Alternators

91 products fit your

Buick Nailhead V8 401

91 products

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Engine Family

Buick Nailhead V8

Displacement

401

Department

Street

Application

Muscle Car

Products

-25%

Powermaster |

#2558002

Powermaster 8002 12SI GM Alternator, 100 Amp

(8)

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Natural

$147.99

/each

$197.50

-28%

Powermaster |

#25557294

Powermaster 57294 GM 12SI 150 Amp Alternator, Black

(4)

One Wire Alternator:

Yes

Alternator Amperage:

150 amp

Alternator Finish:

Powder Coated

$188.99

/each

$263.75

-27%

Powermaster |

#25567294

Powermaster 67294 GM 12si Alternator, 150A, 1V Belt, Polished

One Wire Alternator:

Yes

Alternator Amperage:

150 amp

Alternator Finish:

Polished

$249.99

/each

$343.75

-27%

Powermaster |

#25567294311

Powermaster 67294-311 Street Alternator, 150 Amps, Serp, 12V, GM

One Wire Alternator:

Yes

Alternator Amperage:

150 amp

Alternator Finish:

Polished

$256.99

/each

$352.50

-28%

Powermaster |

#25517294

Powermaster 17294 GM 12SI 100 Amp Alternator, Chrome

(30)

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Chrome plated

$161.99

/each

$225.00

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.

GM Alternator Identification

Learn about GM alternator identification in our guide. We cover GM 3 wire alternators, 1 wire alternators, and externally regulated so you know what to choose.

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.

Ford Alternator Buying Guide

Brief review of the different types of Ford alternators and regulators available through Speedway Motors.

For the Love of the Flathead V8

Heath P. tells his story on how the passion for 'hot rodding' was instilled in him by his grandfather. From driving tractors on their family farm to becoming a Ford family, you are in for a good read.

Ford Flathead V8 Firing Order and Specs

Learn about the specs of the V8 Ford Flathead Engine. Check out these Flathead firing order diagrams and torque specifications chart created by the experts.

Speedway Tech Talk - Ford V8-60 Flathead Parts

Tim talks about the rare V8-60 engine and the parts we have to offer for one.

-19%

Powermaster |

#25537293

Powermaster 37293 GM 12SI 150 Amp Alternator, Chrome

(49)

One Wire Alternator:

Yes

Alternator Amperage:

150 amp

Alternator Finish:

Chrome

$211.99

/each

$263.75

-23%

Powermaster |

#25567293

Powermaster 67293 GM 12SI 150 Amp Alternator, Polished

(15)

One Wire Alternator:

Yes

Alternator Amperage:

150 amp

Alternator Finish:

Polished

$202.99

/each

$263.75

-22%

Powermaster |

#25527294

Powermaster 27294 GM 12SI 100 Amp Alternator, Polished

(15)

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Polished

$173.99

/each

$225.00

-18%

Powermaster |

#25537297

Powermaster 37297 Alternator, 140 Amp

(1)

One Wire Alternator:

Yes

Alternator Amperage:

140 amp

Alternator Finish:

Chrome

$240.99

/each

$295.00

-25%

Powermaster |

#25557297

Powermaster 57297 GM 12SI 150 Amp Smooth Look Alternator, Black

(12)

One Wire Alternator:

Yes

Alternator Amperage:

150 amp

Alternator Finish:

Powder Coated

$209.99

/each

$282.50

-17%

Powermaster |

#25517297

Powermaster 17297 Smooth Look Alternators, 100 AMP

(2)

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Chrome

$198.99

/each

$242.50

-26%

Powermaster |

#25567297

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

One Wire Alternator:

Yes

Alternator Amperage:

150 amp

Alternator Finish:

Polished

$217.99

/each

$295.00

-22%

Powermaster |

#25557295

Powermaster 57295 Smooth Look Alternator, 150A, V-belt, 12V, GM

One Wire Alternator:

Yes

Alternator Amperage:

150 amp

Alternator Finish:

Powder Coated

$228.99

/each

$296.25

-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

$111 Off

Powermaster |

#25548413

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

One Wire Alternator:

Yes

Alternator Amperage:

165 amp

Alternator Finish:

Natural

$276.99

/each

$387.50

-27%

Powermaster |

#25527297

Powermaster 27297 Smooth Look Alternator, 100A, V-belt, 12V, GM

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Polished

$176.99

/each

$242.50

-27%

Powermaster |

#25567297344

Powermaster 67297-344 Smooth Look Alternator, 150A, V-belt, GM

One Wire Alternator:

Yes

Alternator Amperage:

150 amp

Alternator Finish:

Polished

$224.99

/each

$308.75

-22%

Powermaster |

#25527294114

Powermaster 27294-114 Street Alternator, 100 Amps, Serp, 12V, GM

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Polished

$173.99

/each

$225.00

$102 Off

Powermaster |

#25538413

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

One Wire Alternator:

Yes

Alternator Amperage:

165 amp

Alternator Finish:

Chrome

$343.99

/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

-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

-27%

Powermaster |

#25527294364

Powermaster 27294-364 Street Alternator, 100 Amps, Serp, 12V, GM

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Polished

$173.99

/each

$238.75

-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

-18%

Powermaster |

#2558500

Powermaster 8500 GM Marine/Off Road 1-Wire Alternator

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Natural

$215.99

/each

$263.75

-22%

Powermaster |

#2558062

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

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Powder Coated

$237.99

/each

$308.75

-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

-22%

Powermaster |

#25567295

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

One Wire Alternator:

Yes

Alternator Amperage:

150 amp

Alternator Finish:

Polished

$276.99

/each

$357.50

-30%

Powermaster |

#2558003

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

One Wire Alternator:

Yes

Alternator Amperage:

70 amp

Alternator Finish:

Natural

$128.99

/each

$185.00

-27%

Powermaster |

#2558060

Powermaster 8060 Race Alternator, 70 Amps, V-belt, 12V, GM

One Wire Alternator:

Yes

Alternator Amperage:

70 amp

Alternator Finish:

Natural

$162.99

/each

$223.75

-26%

Powermaster |

#2558072

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

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Powder Coated

$227.99

/each

$308.75

-27%

Powermaster |

#2558068

Powermaster 8068 Race Alternator, 100 Amps, Internal, GM

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Powder Coated

$255.99

/each

$351.25

-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

-27%

Powermaster |

#25537293364

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

One Wire Alternator:

Yes

Alternator Amperage:

150 amp

Alternator Finish:

Chrome

$206.99

/each

$283.75

-25%

Powermaster |

#2557295

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

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Natural

$166.99

/each

$223.75

-27%

Powermaster |

#2557296

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

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Natural

$162.99

/each

$223.75

-27%

Powermaster |

#25547295

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

One Wire Alternator:

Yes

Alternator Amperage:

140 amp

Alternator Finish:

Natural

$199.99

/each

$275.00

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G-Body 401 Buick Nailhead Alternators

One Wire Alternator

Brand

Availability

Discounts

Platform

Engine Code

Engine Version

Price

Customer Rating

Products

Powermaster 8002 12SI GM Alternator, 100 Amp

Powermaster 57294 GM 12SI 150 Amp Alternator, Black

Powermaster 67294 GM 12si Alternator, 150A, 1V Belt, Polished

Powermaster 67294-311 Street Alternator, 150 Amps, Serp, 12V, GM

Powermaster 17294 GM 12SI 100 Amp Alternator, Chrome

Related Articles

Powermaster 37293 GM 12SI 150 Amp Alternator, Chrome

Powermaster 67293 GM 12SI 150 Amp Alternator, Polished

Powermaster 27294 GM 12SI 100 Amp Alternator, Polished

Powermaster 37297 Alternator, 140 Amp

Powermaster 57297 GM 12SI 150 Amp Smooth Look Alternator, Black

Powermaster 17297 Smooth Look Alternators, 100 AMP

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

Powermaster 57295 Smooth Look Alternator, 150A, V-belt, 12V, GM

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

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

Powermaster 27297 Smooth Look Alternator, 100A, V-belt, 12V, GM

Powermaster 67297-344 Smooth Look Alternator, 150A, V-belt, GM

Powermaster 27294-114 Street Alternator, 100 Amps, Serp, 12V, GM

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

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

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

Powermaster 27294-364 Street Alternator, 100 Amps, Serp, 12V, GM

Powermaster 7294 GM 12SI 100 Amp Alternator, Natural

Powermaster 8500 GM Marine/Off Road 1-Wire Alternator

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

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

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

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

Powermaster 8060 Race Alternator, 70 Amps, V-belt, 12V, GM

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

Powermaster 8068 Race Alternator, 100 Amps, Internal, GM

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

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

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

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

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