Oldsmobile Alternators

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-22%

Tuff Stuff |

#7457139AU9

Tuff Stuff 7139ABULL9 GM Silver Bullet 100 Amp Alternator, Chrome

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Chrome

$214.99

/each

$278.84

-22%

Tuff Stuff |

#7457139FU9

Tuff Stuff 7139FBULL9 GM Silver Bullet 100 Amp Alternator, Black

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Powder Coated

$190.99

/each

$246.80

-22%

Tuff Stuff |

#7457139BU9

Tuff Stuff 7139BBULL9 GM Silver Bullet 100 Amp Alternator, Pol

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Polished

$194.99

/each

$252.95

-31%

Tuff Stuff |

#7457127NKP9

Tuff Stuff 7127NKP9 GM Alternator, 140 Amp, 1-Wire, Polished

One Wire Alternator:

Yes

Alternator Amperage:

140 amp

Alternator Finish:

Polished

$169.99

/each

$246.80

-21%

Powermaster |

#25567293344

Powermaster 67293-344 Street Alternator, 150A, V-belt, 12V, GM

One Wire Alternator:

Yes

Alternator Amperage:

150 amp

Alternator Finish:

Polished

$221.99

/each

$283.75

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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.

Alternator Bracket Install on a 454 Big Block Chevy

Kevin W. walks through each step of installing a new alternator bracket on a 454 Big Block Chevy.

Alternator vs Generator Pros & Cons | Conversion Tips for Your Car

If you're considering upgrading your classic car's charging system with an generator to alternator conversion, here are some helpful tips.

Selecting the Right Wire Size for Automotive Alternator to Battery Applications

Selecting the right battery cable wire size for automotive alternator to battery applications is crucial for optimal electrical performance and preventing potential issues. Our guide helps you choose the right wire gauge for any length of wire run.

Why Convert to A One Wire Alternator

Learn how to hook up a 1-wire alternator on your vehicle. 1-wire alternators are perfect for engine swaps or just keeping things simple for your project.

Ford Alternator Buying Guide

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

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

How To Set Up Multiple Carburetors on a Vintage Engine

There's a right and wrong way to run a two-barrel carburetor on your vintage engine. Check out this guide about how to select the correct carburetor for your Flathead or vintage engine.

Spin-on Oil Filter Adapter for Early Hemis

Tim M. has tried to stay true to the vintage route, but sometimes, exceptions must be made. For example, the original oiling system's paper element and canister are functional, but an upgraded system will be more reliable.

-31%

Tuff Stuff |

#7457127ND9

Tuff Stuff 7127ND9 GM Alternator, 100 Amp, 1-Wire, Chrome

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Chrome

$159.99

/each

$233.62

-22%

Tuff Stuff |

#7457127NJ

Tuff Stuff 7127NJ GM Alternator, 65 Amp, 1-Wire, Chrome

One Wire Alternator:

Yes

Alternator Amperage:

65 amp

Alternator Finish:

Chrome

$179.99

/each

$233.62

-12%

Tuff Stuff |

#7457127NKP6G

Tuff Stuff 7127NKP6G GM Alternator, 140 Amp, 1-Wire, Polished

One Wire Alternator:

Yes

Alternator Amperage:

140 amp

Alternator Finish:

Polished

$215.99

/each

$246.80

-34%

Tuff Stuff |

#7457127NKP

Tuff Stuff 7127NKP GM Alternator, 140 Amp, 1-Wire, Polished

One Wire Alternator:

Yes

Alternator Amperage:

140 amp

Alternator Finish:

Polished

$183.99

/each

$282.06

-34%

Tuff Stuff |

#7457127RATBLK

Tuff Stuff 7127RATBLK GM Alternator, 100 Amp, 1-Wire, Black

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Powder Coated

$160.99

/each

$246.80

-22%

Tuff Stuff |

#7457127DU

Tuff Stuff 7127DBULL GM Silver Bullet 100 Amp Alternator, Cast

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Natural

$179.99

/each

$233.62

-22%

Tuff Stuff |

#7457127DU6G

Tuff Stuff 7127DBULL6G GM Silver Bullet 100 Amp Alternator, Cast

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Natural

$181.99

/each

$233.62

-28%

Tuff Stuff |

#7457127ND6G

Tuff Stuff 7127ND6G GM Alternator, 100 Amp, 1-Wire, Chrome

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Chrome

$166.99

/each

$233.62

-34%

Tuff Stuff |

#7457127NDP

Tuff Stuff 7127NDP GM Alternator, 100 Amp, 1-Wire, Polished

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Chrome

$150.99

/each

$232.28

-30%

Tuff Stuff |

#7457127NKB6G

Tuff Stuff 7127NKB6G GM Alternator, 140 Amp, 1-Wire, Black

One Wire Alternator:

Yes

Alternator Amperage:

140 amp

Alternator Finish:

Powder Coated

$171.99

/each

$246.80

-31%

Tuff Stuff |

#7457127NKBW6G

Tuff Stuff 7127NKBW6G GM Alternator, 140 Amp, 1-Wire, Stealth Blk

One Wire Alternator:

Yes

Alternator Amperage:

140 amp

Alternator Finish:

Textured

$180.99

/each

$263.26

-34%

Tuff Stuff |

#7457127NB6G

Tuff Stuff 7127NB6G GM Alternator, 80 Amp, 1-Wire, Chrome

One Wire Alternator:

Yes

Alternator Amperage:

80 amp

Alternator Finish:

Chrome

$152.99

/each

$233.62

-34%

Tuff Stuff |

#7457127NBP

Tuff Stuff 7127NBP GM Alternator, 80 Amp, 1-Wire, Polished

One Wire Alternator:

Yes

Alternator Amperage:

80 amp

Alternator Finish:

Polished

$160.99

/each

$246.80

-34%

Tuff Stuff |

#7457127NFORG

Tuff Stuff 7127NFORANGE GM Alternator, 100 Amp, 1 Wire, Orange

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Painted

$160.99

/each

$246.80

-28%

Tuff Stuff |

#7457127NF6G

Tuff Stuff 7127NF6G GM Alternator, 100 Amp, 1-Wire, Stealth Black

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Powder Coated

$176.99

/each

$246.80

-28%

Tuff Stuff |

#7457127NFRED

Tuff Stuff 7127NFRED GM Alternator, 100 Amp, 1 Wire, Red

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Painted

$176.99

/each

$246.80

-22%

Tuff Stuff |

#7457127NH

Tuff Stuff 7127NH GM Alternator, 6 Volt, Black, Negative Ground

One Wire Alternator:

Alternator Amperage:

65 amp

Alternator Finish:

Powder Coated

$191.99

/each

$247.47

-22%

Tuff Stuff |

#7457127NE6G

Tuff Stuff 7127NE6G GM Alternator, 80 Amp, 1-Wire, Stealth Black

One Wire Alternator:

Yes

Alternator Amperage:

80 amp

Alternator Finish:

Powder Coated

$191.99

/each

$249.14

-22%

Tuff Stuff |

#7457127NKBWDP

Tuff Stuff 7127NKBWDP GM Alternator, 140 Amp, 1-Wire, Blk Wrinkle

One Wire Alternator:

Yes

Alternator Amperage:

140 amp

Alternator Finish:

Textured

$204.99

/each

$263.26

-32%

Tuff Stuff |

#7457127NKB

Tuff Stuff 7127NKB GM Alternator, 140 Amp, 1-Wire, Stealth Black

One Wire Alternator:

Yes

Alternator Amperage:

140 amp

Alternator Finish:

Powder Coated

$166.99

/each

$246.80

-28%

Tuff Stuff |

#7457127ND6G7

Tuff Stuff 7127ND6G7 GM Alternator, 100 Amp, 1-Wire, Blk Chrome

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Black Chrome

$215.99

/each

$300.36

-19%

Tuff Stuff |

#7457127NFBL

Tuff Stuff 7127NFBLUE GM Alternator, 100 Amp, Blue W/Chrome

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Chrome

$197.99

/each

$246.80

-22%

Tuff Stuff |

#7457127NFBWDP

Tuff Stuff 7127NFBWDP GM Alternator, 100 Amp, Black Wrinkle

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Textured

$190.99

/each

$246.80

-31%

Tuff Stuff |

#7457127RATGRAY

Tuff Stuff 7127RATGRAY GM Alternator, 100 Amp, 1-Wire, Gray

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Painted

$169.99

/each

$246.80

-23%

Tuff Stuff |

#7457127

Tuff Stuff 7127 GM Alternator, Internal Regulator, 80 Amp, 1-Wire

(1)

One Wire Alternator:

Yes

Alternator Amperage:

80 amp

Alternator Finish:

Natural

$142.99

/each

$186.48

-22%

Tuff Stuff |

#7457127KU6G

Tuff Stuff 7127KBULL6G GM Silver Bullet 140 Amp Alternator, Cast

One Wire Alternator:

Yes

Alternator Amperage:

140 amp

Alternator Finish:

Natural

$202.99

/each

$262.83

-34%

Tuff Stuff |

#7457127KU

Tuff Stuff 7127KBULL GM Silver Bullet 140 Amp Alternator, Cast

One Wire Alternator:

Yes

Alternator Amperage:

140 amp

Alternator Finish:

Natural

$170.99

/each

$262.83

-22%

Tuff Stuff |

#7457127NBP6G

Tuff Stuff 7127NBP6G GM Alternator, 80 Amp, 1-Wire, Polished

One Wire Alternator:

Yes

Alternator Amperage:

80 amp

Alternator Finish:

Polished

$190.99

/each

$246.80

$196 Off

Powermaster |

#255582038SPL

Powermaster 582038SPL XS Volt Alternator, 300A, Serpentine, GM

One Wire Alternator:

Yes

Alternator Amperage:

300 amp

Alternator Finish:

Powder Coated

$547.99

/each

$743.75

-21%

Tuff Stuff |

#7457139BU6G

Tuff Stuff 7139BBULL6G GM Silver Bullet 100 Amp Alternator, Pol

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Polished

$199.99

/each

$255.79

-20%

Tuff Stuff |

#7457139BU

Tuff Stuff 7139BBULL GM Silver Bullet 100 Amp Alternator, Pol

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Polished

$199.99

/each

$252.95

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Oldsmobile Alternators

Model

One Wire Alternator

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Products

Tuff Stuff 7139ABULL9 GM Silver Bullet 100 Amp Alternator, Chrome

Tuff Stuff 7139FBULL9 GM Silver Bullet 100 Amp Alternator, Black

Tuff Stuff 7139BBULL9 GM Silver Bullet 100 Amp Alternator, Pol

Tuff Stuff 7127NKP9 GM Alternator, 140 Amp, 1-Wire, Polished

Powermaster 67293-344 Street Alternator, 150A, V-belt, 12V, GM

Related Articles

Tuff Stuff 7127ND9 GM Alternator, 100 Amp, 1-Wire, Chrome

Tuff Stuff 7127NJ GM Alternator, 65 Amp, 1-Wire, Chrome

Tuff Stuff 7127NKP6G GM Alternator, 140 Amp, 1-Wire, Polished

Tuff Stuff 7127NKP GM Alternator, 140 Amp, 1-Wire, Polished

Tuff Stuff 7127RATBLK GM Alternator, 100 Amp, 1-Wire, Black

Tuff Stuff 7127DBULL GM Silver Bullet 100 Amp Alternator, Cast

Tuff Stuff 7127DBULL6G GM Silver Bullet 100 Amp Alternator, Cast

Tuff Stuff 7127ND6G GM Alternator, 100 Amp, 1-Wire, Chrome

Tuff Stuff 7127NDP GM Alternator, 100 Amp, 1-Wire, Polished

Tuff Stuff 7127NKB6G GM Alternator, 140 Amp, 1-Wire, Black

Tuff Stuff 7127NKBW6G GM Alternator, 140 Amp, 1-Wire, Stealth Blk

Tuff Stuff 7127NB6G GM Alternator, 80 Amp, 1-Wire, Chrome

Tuff Stuff 7127NBP GM Alternator, 80 Amp, 1-Wire, Polished

Tuff Stuff 7127NFORANGE GM Alternator, 100 Amp, 1 Wire, Orange

Tuff Stuff 7127NF6G GM Alternator, 100 Amp, 1-Wire, Stealth Black

Tuff Stuff 7127NFRED GM Alternator, 100 Amp, 1 Wire, Red

Tuff Stuff 7127NH GM Alternator, 6 Volt, Black, Negative Ground

Tuff Stuff 7127NE6G GM Alternator, 80 Amp, 1-Wire, Stealth Black

Tuff Stuff 7127NKBWDP GM Alternator, 140 Amp, 1-Wire, Blk Wrinkle

Tuff Stuff 7127NKB GM Alternator, 140 Amp, 1-Wire, Stealth Black

Tuff Stuff 7127ND6G7 GM Alternator, 100 Amp, 1-Wire, Blk Chrome

Tuff Stuff 7127NFBLUE GM Alternator, 100 Amp, Blue W/Chrome

Tuff Stuff 7127NFBWDP GM Alternator, 100 Amp, Black Wrinkle

Tuff Stuff 7127RATGRAY GM Alternator, 100 Amp, 1-Wire, Gray

Tuff Stuff 7127 GM Alternator, Internal Regulator, 80 Amp, 1-Wire

Tuff Stuff 7127KBULL6G GM Silver Bullet 140 Amp Alternator, Cast

Tuff Stuff 7127KBULL GM Silver Bullet 140 Amp Alternator, Cast

Tuff Stuff 7127NBP6G GM Alternator, 80 Amp, 1-Wire, Polished

Powermaster 582038SPL XS Volt Alternator, 300A, Serpentine, GM

Tuff Stuff 7139BBULL6G GM Silver Bullet 100 Amp Alternator, Pol

Tuff Stuff 7139BBULL GM Silver Bullet 100 Amp Alternator, Pol

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