Modern Muscle Alternators

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-27%

Powermaster |

#25517294

Powermaster 17294 GM 12SI 100 Amp Alternator, Chrome

(32)

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Chrome plated

$162.99

/each

$225.00

-24%

Powermaster |

#25567293

Powermaster 67293 GM 12SI 150 Amp Alternator, Polished

(15)

One Wire Alternator:

Yes

Alternator Amperage:

150 amp

Alternator Finish:

Polished

$197.99

/each

$263.75

-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

-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

-30%

Powermaster |

#2558172

Powermaster 8172 Race Alternator, 55 Amps, V-belt, 12V

One Wire Alternator:

Yes

Alternator Amperage:

55 amp

Alternator Finish:

Natural

$177.99

/each

$256.25

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.

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.

Ammeter vs Voltmeter: How They Work, and Which One Is Right for Your Car

Ammeters and voltmeters are two very different ways of monitoring your vehicle’s charging system. Both are better than an “idiot light” but which one is right for your build?

Modern Rodding

A new print and digital magazine about all things street rodding and more, brought to you by some familiar names.

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.

LS Swap How-To Guide

LS swaps are nothing new, but they're still a little mysterious to some of us. Here is an overview of what you will need and what you need to know to swap some modern performance into your muscle car, truck, or hot rod!

Ignition Upgrades for Classic Mopar Muscle

Bringing an old Mopar back to life isn't always a breeze. Fortunately, MSD has come up with a solution for those outdated and unreliable points-type ignition systems. Find out how to install a MSD 8386 distributor and MSD 5531 spark plug wires

Ford Alternator Buying Guide

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

Upgrade Your Ride with a Mini Starter!

Little is thought of your engine’s starter until it refuses to turn your engine over at the worst possible moment. Today’s powerful mini starters can crank the biggest engines with ease. Learn how in our buyer’s guide.

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.

-29%

Powermaster |

#25527294

Powermaster 27294 GM 12SI 100 Amp Alternator, Polished

(15)

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Polished

$157.99

/each

$225.00

-34%

Tuff Stuff |

#91033013

Tuff Stuff 7127D 1 Wire Alternator, 100 AMP, V Groove Pulley

(17)

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Natural

$126.99

/each

$194.34

$153 Off

Powermaster |

#2558896

Powermaster 8-896 Drag Race Alternator Kit, 55A, V-belt, Chevy

One Wire Alternator:

Yes

Alternator Amperage:

55 amp

Alternator Finish:

Powder Coated

$402.99

/each

$556.25

-25%

Powermaster |

#2558002

Powermaster 8002 12SI GM Alternator, 100 Amp

(8)

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Natural

$146.99

/each

$197.50

King Chrome GM One Wire Alternator, 100 Amp

Speedway Motors |

#91067101

King Chrome GM One Wire Alternator, 100 Amp

(18)

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Chrome plated

$135.99

/each

-26%

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

$208.99

/each

$282.50

$126 Off

Powermaster |

#2558875

Powermaster 8-875 Drag Race Alternator Kit, 55A, V-belt, Chevy

One Wire Alternator:

Yes

Alternator Amperage:

55 amp

Alternator Finish:

Powder Coated

$402.99

/each

$528.75

-18%

Powermaster |

#25558206

Powermaster 58206 Street Alternator, 150A, Serpentine, 12V, Chevy

(1)

One Wire Alternator:

Alternator Amperage:

150 amp

Alternator Finish:

Powder Coated

$266.99

/each

$327.50

$109 Off

Tuff Stuff |

#7459509RFSP

Tuff Stuff 9509RFSP 1960-88 Chrysler Alternator, 130 Amp, Black

One Wire Alternator:

Alternator Amperage:

130 amp

Alternator Finish:

Powder Coated

$279.99

/each

$389.24

$110 Off

Tuff Stuff |

#7458242NB

Tuff Stuff 8242NB LS1 GM Alternator, 175 Amp, 1-Wire, Black

One Wire Alternator:

Yes

Alternator Amperage:

175 amp

Alternator Finish:

Powder Coated

$236.99

/each

$346.66

-18%

Powermaster |

#255847141

Powermaster 8-47141 Street Alternator, 150A, V-belt, 12V, Ford

One Wire Alternator:

Yes

Alternator Amperage:

150 amp

Alternator Finish:

Natural

$237.99

/each

$291.25

-30%

Tuff Stuff |

#7457078NJ

Tuff Stuff 7078NJ Ford Alternator, 140 Amp, Ext Reg, Cast

One Wire Alternator:

Alternator Amperage:

140 amp

Alternator Finish:

Natural

$168.99

/each

$244.40

Chrome GM 1-Wire Alternator, 60 Amp, Internally Regulated

Speedway Motors |

#91067154

Chrome GM 1-Wire Alternator, 60 Amp, Internally Regulated

(31)

One Wire Alternator:

Yes

Alternator Amperage:

60 amp

Alternator Finish:

Chrome plated

$144.99

/each

$128 Off

Powermaster |

#91068121

Powermaster 8-800 SB Chevy 50 Amp Mini Alternator Kit w/V-Belt

(4)

One Wire Alternator:

Yes

Alternator Amperage:

53 amp

Alternator Finish:

Powder Coated

$399.99

/each

$527.50

$122 Off

Tuff Stuff |

#7458509RCSP

Tuff Stuff 8509RCSP 1960-88 Chrysler Alternator, 100 Amp, Chrome

(4)

One Wire Alternator:

Alternator Amperage:

100 amp

Alternator Finish:

Chrome

$227.99

/each

$350.40

-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

-29%

Powermaster |

#25517509

Powermaster 17509 Retro Alternator, 95A, V-belt, 12V, Chrysler

(2)

One Wire Alternator:

Alternator Amperage:

95 amp

Alternator Finish:

Chrome

$212.99

/each

$303.75

GM CS130D Style High Output 180 Amp All Black Alternator

Speedway Motors |

#2891025

GM CS130D Style High Output 180 Amp All Black Alternator

(4)

One Wire Alternator:

Alternator Amperage:

180 amp

Alternator Finish:

Powder Coated

$231.99

/each

-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

-34%

Tuff Stuff |

#91033085

Tuff Stuff 7127NK 1 Wire Alternator, 140 AMP, V Groove Pulley

(4)

One Wire Alternator:

Yes

Alternator Amperage:

140 amp

Alternator Finish:

Chrome

$170.99

/each

$262.83

$164 Off

Powermaster |

#91068120

Powermaster 8-801 SB Chevy 50 Amp Mini Alternator Kit w/Serp-Belt

(7)

One Wire Alternator:

Yes

Alternator Amperage:

53 amp

Alternator Finish:

Powder Coated

$363.99

/each

$527.50

$127 Off

Powermaster |

#25558237

Powermaster 58237 Alternator, 225 Amps, Serpentine, 12V, Chevy

One Wire Alternator:

Yes

Alternator Amperage:

225 amp

Alternator Finish:

Gloss

$371.99

/each

$498.75

$104 Off

Powermaster |

#255837141

Powermaster 8-37141 Street Alternator, 150A, V-belt, 12V, Ford

(2)

One Wire Alternator:

Yes

Alternator Amperage:

150 amp

Alternator Finish:

Chrome

$253.99

/each

$357.50

-25%

Powermaster |

#25547294

Powermaster 47294 GM 12SI 150 Amp Alternator, Natural

(12)

One Wire Alternator:

Yes

Alternator Amperage:

150 amp

Alternator Finish:

Natural

$176.99

/each

$238.75

-30%

Powermaster |

#25517078

Powermaster 17078 Street Alternator, 75 Amps, V-belt, 12V, Ford

(2)

One Wire Alternator:

Alternator Amperage:

75 amp

Alternator Finish:

Chrome

$155.99

/each

$225.00

$109 Off

Tuff Stuff |

#7458509RDDP

Tuff Stuff 8509RDDP 1960-88 Chrysler Alternator, 100 Amp, Chrome

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Chrome

$276.99

/each

$386.12

-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

-5%

Tuff Stuff |

#7458252DBL

Tuff Stuff 8252DBLUE 1999-04 4.6L Ford Alternator, 225 Amp, Blue

One Wire Alternator:

Yes

Alternator Amperage:

225 amp

Alternator Finish:

Painted

$539.99

/each

$571.29

$161 Off

Tuff Stuff |

#7458252DRED

Tuff Stuff 8252DRED 1999-04 4.6L Ford Alternator, 225 Amp, Red

One Wire Alternator:

Alternator Amperage:

225 amp

Alternator Finish:

Painted

$409.99

/each

$571.30

-34%

Tuff Stuff |

#7457078NG

Tuff Stuff 7078NG Ford Alternator, 100 Amp, Stealth Black

One Wire Alternator:

Alternator Amperage:

100 amp

Alternator Finish:

Powder Coated

$160.99

/each

$246.80

-32%

Tuff Stuff |

#7457078

Tuff Stuff 7078 Ford Alternator, External Regulator, 70 Amp

One Wire Alternator:

Alternator Amperage:

70 amp

Alternator Finish:

Natural

$168.99

/each

$250.99

Showing 1 - 36 of 998 results

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Modern Muscle Alternators

One Wire Alternator

Brand

Availability

Discounts

Make

Platform

Engine Family

Price

Customer Rating

Products

Powermaster 17294 GM 12SI 100 Amp Alternator, Chrome

Powermaster 67293 GM 12SI 150 Amp Alternator, Polished

Powermaster 7294 GM 12SI 100 Amp Alternator, Natural

Powermaster 37293 GM 12SI 150 Amp Alternator, Chrome

Powermaster 8172 Race Alternator, 55 Amps, V-belt, 12V

Related Articles

Powermaster 27294 GM 12SI 100 Amp Alternator, Polished

Tuff Stuff 7127D 1 Wire Alternator, 100 AMP, V Groove Pulley

Powermaster 8-896 Drag Race Alternator Kit, 55A, V-belt, Chevy

Powermaster 8002 12SI GM Alternator, 100 Amp

King Chrome GM One Wire Alternator, 100 Amp

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

Powermaster 8-875 Drag Race Alternator Kit, 55A, V-belt, Chevy

Powermaster 58206 Street Alternator, 150A, Serpentine, 12V, Chevy

Tuff Stuff 9509RFSP 1960-88 Chrysler Alternator, 130 Amp, Black

Tuff Stuff 8242NB LS1 GM Alternator, 175 Amp, 1-Wire, Black

Powermaster 8-47141 Street Alternator, 150A, V-belt, 12V, Ford

Tuff Stuff 7078NJ Ford Alternator, 140 Amp, Ext Reg, Cast

Chrome GM 1-Wire Alternator, 60 Amp, Internally Regulated

Powermaster 8-800 SB Chevy 50 Amp Mini Alternator Kit w/V-Belt

Tuff Stuff 8509RCSP 1960-88 Chrysler Alternator, 100 Amp, Chrome

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

Powermaster 17509 Retro Alternator, 95A, V-belt, 12V, Chrysler

GM CS130D Style High Output 180 Amp All Black Alternator

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

Tuff Stuff 7127NK 1 Wire Alternator, 140 AMP, V Groove Pulley

Powermaster 8-801 SB Chevy 50 Amp Mini Alternator Kit w/Serp-Belt

Powermaster 58237 Alternator, 225 Amps, Serpentine, 12V, Chevy

Powermaster 8-37141 Street Alternator, 150A, V-belt, 12V, Ford

Powermaster 47294 GM 12SI 150 Amp Alternator, Natural

Powermaster 17078 Street Alternator, 75 Amps, V-belt, 12V, Ford

Tuff Stuff 8509RDDP 1960-88 Chrysler Alternator, 100 Amp, Chrome

Powermaster 57294 GM 12SI 150 Amp Alternator, Black

Tuff Stuff 8252DBLUE 1999-04 4.6L Ford Alternator, 225 Amp, Blue

Tuff Stuff 8252DRED 1999-04 4.6L Ford Alternator, 225 Amp, Red

Tuff Stuff 7078NG Ford Alternator, 100 Amp, Stealth Black

Tuff Stuff 7078 Ford Alternator, External Regulator, 70 Amp

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