Chevy C20 Alternators

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Chevy C20

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-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

-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

-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

-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

-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

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.

Squarebody LS Swap Guide | 73-87 C10 Parts List

If you're ready to swap an LS engine into you '73-'87 Squarebody Chevy or GMC truck, here's a guide to get you started and a parts list to help you get everything you need for your swap.

Ford Alternator Buying Guide

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

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.

Water Pump Options for the Chevy Crate Engine

In this Tech Tip, a customer asked for some recommendations on water pumps for his 1934 Chevy Coupe build.

C10 Rear Drop Springs Installation

Read how to install rear drop spring to lower a 1969 C10 pickup. Follow these steps for a smooth installation.

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.

C10 LS Swaps Made Easy with Motor Mount and Transmission Crossmember Kits

Looking to update that '67-'72 C10 truck with an LS swap? These motors mounts and transmission crossmember kit will make that modern powerplant and transmission fit like they came that way from the factory!

-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

-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

-18%

Powermaster |

#255179261

Powermaster 179261 Street Alternator, 100 Amps, V-belt, 12V, GM

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Chrome

$273.99

/each

$336.25

-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

-18%

Powermaster |

#2558060

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

One Wire Alternator:

Yes

Alternator Amperage:

70 amp

Alternator Finish:

Natural

$182.99

/each

$223.75

-20%

Powermaster |

#25527295

Powermaster 27295 Smooth Look Alternator, 100A, V-belt, 12V, GM

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Polished

$222.99

/each

$278.75

-21%

Powermaster |

#255279261

Powermaster 279261 Street Alternator, 100 Amps, V-belt, 12V, GM

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Polished

$263.99

/each

$336.25

-19%

Powermaster |

#25567295

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

One Wire Alternator:

Yes

Alternator Amperage:

150 amp

Alternator Finish:

Polished

$288.99

/each

$357.50

-21%

Powermaster |

#2558068

Powermaster 8068 Race Alternator, 100 Amps, Internal, GM

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Powder Coated

$274.99

/each

$351.25

-21%

Powermaster |

#25567294

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

One Wire Alternator:

Yes

Alternator Amperage:

150 amp

Alternator Finish:

Polished

$269.99

/each

$343.75

-18%

Powermaster |

#25567293313

Powermaster 67293-313 Street Alternator, 150 Amps, Serp, 12V, GM

One Wire Alternator:

Yes

Alternator Amperage:

150 amp

Alternator Finish:

Polished

$240.99

/each

$295.00

-21%

Powermaster |

#25567294311

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

One Wire Alternator:

Yes

Alternator Amperage:

150 amp

Alternator Finish:

Polished

$275.99

/each

$352.50

GM Denso Style 1-Wire Mini Race Alternator Kit, 90A, High Mount

Speedway Motors |

#91668000

GM Denso Style 1-Wire Mini Race Alternator Kit, 90A, High Mount

(4)

One Wire Alternator:

Yes

Alternator Amperage:

90 amp

Alternator Finish:

Natural

$319.99

/kit

$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

$145 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

$383.99

/each

$528.75

GM Denso Style 1-Wire Mini Race Alternator Kit, 90A, Low Mount

Speedway Motors |

#91668005

GM Denso Style 1-Wire Mini Race Alternator Kit, 90A, Low Mount

(3)

One Wire Alternator:

Yes

Alternator Amperage:

90 amp

Alternator Finish:

Natural

$364.99

/kit

$159 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

$368.99

/each

$527.50

$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

$155 Off

Powermaster |

#2558898

Powermaster 8-898 Drag Race Alternator Kit, 100A, V-belt, Chevy

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Powder Coated

$402.99

/each

$557.50

$138 Off

Powermaster |

#2558802

Powermaster 8-802 High Mount Racing Alternator, 65A, Serp, Chevy

One Wire Alternator:

Yes

Alternator Amperage:

65 amp

Alternator Finish:

Natural

$399.99

/each

$537.50

$128 Off

Powermaster |

#2558803

Powermaster 8-803 High Mount Racing Alternator, 65A, V-belt Chevy

One Wire Alternator:

Yes

Alternator Amperage:

65 amp

Alternator Finish:

Natural

$409.99

/each

$537.50

GM 10SI 1 Wire Alternator, 110 Amp & 69-75 SBC Alternator Bracket

Speedway Motors |

#9100799

GM 10SI 1 Wire Alternator, 110 Amp & 69-75 SBC Alternator Bracket

(1)

One Wire Alternator:

Yes

Alternator Amperage:

110 amp

Alternator Finish:

Chrome

$174.99

/kit

$104 Off

Powermaster |

#25558414

Powermaster 58414 GM AD230 Alternator, 165A, 6-Groove, Black

One Wire Alternator:

Yes

Alternator Amperage:

165 amp

Alternator Finish:

Powder Coated

$311.99

/each

$416.25

-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

-22%

Powermaster |

#25567293

Powermaster 67293 GM 12SI 150 Amp Alternator, Polished

(15)

One Wire Alternator:

Yes

Alternator Amperage:

150 amp

Alternator Finish:

Polished

$203.99

/each

$263.75

-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

$132 Off

Powermaster |

#91068122

Powermaster 8-722 SB Chevy 75 Amp Mini Alternator w/Serp-Belt Kit

(1)

One Wire Alternator:

Yes

Alternator Amperage:

75 amp

Alternator Finish:

Powder Coated

$423.99

/each

$556.25

$111 Off

Powermaster |

#91068125

Powermaster 8-721 SB Chevy 100 Amp Mini Alternatorw/ V-Belt Kit

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Powder Coated

$444.99

/each

$556.25

$102 Off

Powermaster |

#25537294

Powermaster 37294 12SI GM Alternator, 150 Amp, Chrome

(1)

One Wire Alternator:

Yes

Alternator Amperage:

150 amp

Alternator Finish:

Chrome

$226.99

/each

$328.75

-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

Showing 1 - 396 of 409 results

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Chevy C20 Alternators

Year

One Wire Alternator

Brand

Availability

Discounts

Engine Family

Price

Customer Rating

Products

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

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

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

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

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

Related Articles

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

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

Powermaster 179261 Street Alternator, 100 Amps, V-belt, 12V, GM

Powermaster 8500 GM Marine/Off Road 1-Wire Alternator

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

Powermaster 27295 Smooth Look Alternator, 100A, V-belt, 12V, GM

Powermaster 279261 Street Alternator, 100 Amps, V-belt, 12V, GM

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

Powermaster 8068 Race Alternator, 100 Amps, Internal, GM

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

Powermaster 67293-313 Street Alternator, 150 Amps, Serp, 12V, GM

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

GM Denso Style 1-Wire Mini Race Alternator Kit, 90A, High Mount

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

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

GM Denso Style 1-Wire Mini Race Alternator Kit, 90A, Low Mount

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

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

Powermaster 8-898 Drag Race Alternator Kit, 100A, V-belt, Chevy

Powermaster 8-802 High Mount Racing Alternator, 65A, Serp, Chevy

Powermaster 8-803 High Mount Racing Alternator, 65A, V-belt Chevy

GM 10SI 1 Wire Alternator, 110 Amp & 69-75 SBC Alternator Bracket

Powermaster 58414 GM AD230 Alternator, 165A, 6-Groove, Black

Powermaster 37293 GM 12SI 150 Amp Alternator, Chrome

Powermaster 67293 GM 12SI 150 Amp Alternator, Polished

Powermaster 8002 12SI GM Alternator, 100 Amp

King Chrome GM One Wire Alternator, 100 Amp

Powermaster 8-722 SB Chevy 75 Amp Mini Alternator w/Serp-Belt Kit

Powermaster 8-721 SB Chevy 100 Amp Mini Alternatorw/ V-Belt Kit

Powermaster 37294 12SI GM Alternator, 150 Amp, Chrome

Powermaster 57294 GM 12SI 150 Amp Alternator, Black

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