Sport Compact 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

-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

-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

$194.33

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

Two Pedal Tech: Finding the Best Automatic Shifter for Your Build

There are a lot of choices when it comes to automatic shifters, and we’ll help unpack all the options and features in our automatic shifter 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.

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.

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.

Employee Rides: Sport Modified - Devyn Peterson

Devyn Peterson is an Auto Tech in the Speedway Motors Customer Experience center. He's also a racer, starting out in karts when he was just 5 years old. He moved up to a Modified when he was 13 and hasn't looked back!

Ford Alternator Buying Guide

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

Quick Change Bolt On Components for a Modified Race Car

This article demonstrates how to install a complete Winters quick change kit with additional parts including birdcages, brackets, and calipers for a modified race car.

Perfect Fit Spark Plug Wires

In preparation to transplant a 430hp 383 stroker into Project Chevelle, Zach R. made up a set of plug wires for the car. To keep it nice and tidy they needed to be routed just right, be the perfect length and not distract from the engine!

How to Choose the Best Radiator for LS Swaps on a Budget

The radiator is an important, but often expensive part of that LS Swap. Here are some options to pick the best radiator for your LS swap on a budget.

Installing ICT Billet LS Motor Mount Adapters

Jordan shows us how to use ICT Billet motor mount adapters to bolt a 6.0 LS into his 3rd-Gen Firebird.

-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

$109 Off

Tuff Stuff |

(1)

One Wire Alternator:

Yes

Alternator Amperage:

150 amp

Alternator Finish:

Natural

$192.99

/each

$261.25

-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

-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

-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

-28%

Tuff Stuff |

#7458509RJDP

Tuff Stuff 8509RJDP 1960-88 Chrysler Alternator, 60 Amp, Black

One Wire Alternator:

Alternator Amperage:

60 amp

Alternator Finish:

Powder Coated

$234.99

/each

$327.52

-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

-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

$104 Off

Tuff Stuff |

#7458509RCPSP

Tuff Stuff 8509RCPSP 60-88 Chrysler Alternator, 100 Amp, Polished

One Wire Alternator:

Alternator Amperage:

100 amp

Alternator Finish:

Polished

$264.99

/each

$368.89

-24%

Powermaster |

#255575191

Powermaster 575191 Chrysler 95A 1-Wire Alternator, 1V Belt, Black

(1)

One Wire Alternator:

Yes

Alternator Amperage:

95 amp

Alternator Finish:

Satin

$229.99

/each

$303.75

-32%

Tuff Stuff |

#7458509CSP

(7)

One Wire Alternator:

Yes

Alternator Amperage:

95 amp

Alternator Finish:

Natural

$209.99

/each

$291.25

-24%

Powermaster |

#25557461

Powermaster 57461 Street Alternator, 140A, Serpentine, 12V, GM

One Wire Alternator:

Yes

Alternator Amperage:

140 amp

Alternator Finish:

Powder Coated

$231.99

/each

$307.50

-20%

Powermaster |

#25557860

Powermaster 57860 Street Alternator, 140A, Serpentine, 12V, GM

One Wire Alternator:

Yes

Alternator Amperage:

140 amp

Alternator Finish:

Powder Coated

$221.99

/each

$277.50

-34%

Tuff Stuff |

#7457127D6G

Tuff Stuff 7127D6G GM Alternator, 100 Amp 1-Wire, Factory Cast

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Natural

$126.99

/each

$194.33

-20%

Powermaster |

#255478608

Powermaster 478608 XS Volt Alternator, 140 Amps, Serpentine, GM

One Wire Alternator:

Yes

Alternator Amperage:

140 amp

Alternator Finish:

Natural

$221.99

/each

$277.50

-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

$233.61

-10%

Tuff Stuff |

#7459509CSP

Tuff Stuff 9509CSP 1960-88 Chrysler Alternator, 130 Amp, Cast

One Wire Alternator:

Alternator Amperage:

130 amp

Alternator Finish:

Natural

$335.99

/each

$373.40

-20%

Powermaster |

#255578608

Powermaster 578608 XS Volt Alternator, 140 Amps, Serpentine, GM

One Wire Alternator:

Yes

Alternator Amperage:

140 amp

Alternator Finish:

Powder Coated

$243.99

/each

$307.50

-31%

Tuff Stuff |

#7457127K6G

Tuff Stuff 7127K6G GM Alternator, 140 Amp, 1-Wire, Factory Cast

One Wire Alternator:

Yes

Alternator Amperage:

140 amp

Alternator Finish:

Natural

$157.99

/each

$230.77

Showing 1 - 36 of 388 results

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Sport Compact Alternators

One Wire Alternator

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Customer Rating

Products

Powermaster 17294 GM 12SI 100 Amp Alternator, Chrome

Powermaster 7294 GM 12SI 100 Amp Alternator, Natural

Powermaster 27294 GM 12SI 100 Amp Alternator, Polished

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

King Chrome GM One Wire Alternator, 100 Amp

Related Articles

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

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

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

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

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

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

Tuff Stuff 8509REDP 1960-88 Chrysler Alternator, 100 Amp, Black

Tuff Stuff 8509DSP 1960-88 Chrysler Alternator, 100 Amp, Cast

Powermaster 47297 Smooth Look Alternator, 150A, V-belt, Chevy

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

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

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

Tuff Stuff 8509RJDP 1960-88 Chrysler Alternator, 60 Amp, Black

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

Powermaster 37297 Alternator, 140 Amp

Tuff Stuff 8509RCPSP 60-88 Chrysler Alternator, 100 Amp, Polished

Powermaster 575191 Chrysler 95A 1-Wire Alternator, 1V Belt, Black

Tuff Stuff 8509CSP 1960-88 Chrysler Alternator, 100 Amp, Cast

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

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

Powermaster 75191 Alternator, Chrysler, 95 Amp, 1-Wire

Powermaster 57461 Street Alternator, 140A, Serpentine, 12V, GM

Powermaster 57860 Street Alternator, 140A, Serpentine, 12V, GM

Tuff Stuff 7127D6G GM Alternator, 100 Amp 1-Wire, Factory Cast

Powermaster 478608 XS Volt Alternator, 140 Amps, Serpentine, GM

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

Tuff Stuff 9509CSP 1960-88 Chrysler Alternator, 130 Amp, Cast

Powermaster 578608 XS Volt Alternator, 140 Amps, Serpentine, GM

Tuff Stuff 7127K6G GM Alternator, 140 Amp, 1-Wire, Factory Cast

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