1977 Chevy C20 Alternators

281 products fit your

1977 Chevy C20

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1977 Chevy C20

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-31%

Tuff Stuff |

#7457127K9

Tuff Stuff 7127K9 GM Alternator, 140 Amp, 1-Wire, Factory Cast

One Wire Alternator:

Yes

Alternator Amperage:

140 amp

Alternator Finish:

Natural

$158.99

/each

$230.78

-32%

Tuff Stuff |

#91067152

Ford Chrome Alternator, 70 Amp

(11)

One Wire Alternator:

Alternator Amperage:

70 amp

Alternator Finish:

Chrome

$198.99

/each

$292.80

-7%

MSD 5361 5361 - Dynaforce Alternator 160 AMP Black

MSD |

#5475361

MSD 5361 5361 - Dynaforce Alternator 160 AMP Black

One Wire Alternator:

Yes

Alternator Amperage:

160 amp

Alternator Finish:

Powder Coated

$559.95

/each

$606.95

-22%

Tuff Stuff |

#7457068BU6G

Tuff Stuff 7068BBULL6G Silver Bullet 100 Amp Alternator, Polished

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Polished

$195.99

/each

$252.95

-7%

Holley |

#425197303

Holley 197-303 Premium Alternator, 150A, Black

One Wire Alternator:

Yes

Alternator Amperage:

150 amp

Alternator Finish:

Powder Coated

$549.95

/each

$592.95

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.

Ford Alternator Buying Guide

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

LS Swap Chevelle Guide

Learn about performing an LS Swap in a 1972 Chevelle in this tech article. We'll discuss lessons learned from our Chevelle engine swap using a 500-horse 6.0.

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.

Transmission Replacement on a 55 Chevy

Learn how Zach replaces a transmission and breakaway converter in his 55 Chevy, with some helpful tips along the way.

LS7 Lifter Swap Guide

After installing a new cam in a LQ4 6.0 motor, it is now time to swap the lifters. Follow this step by step guide on how to prep and install LS7 roller lifters.

Proform |

#586141152

Proform 141-152 Slant-Edge Alternator, GM 10SI, 100 Amp, Black

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Matte

$269.95

/each

$154 Off

Tuff Stuff |

#7458435B6G1W

Tuff Stuff 8435B6G1W 1 Wire Alternator, 225 AMP, Stealth Black

One Wire Alternator:

Yes

Alternator Amperage:

225 amp

Alternator Finish:

Black

$391.99

/each

$545.68

$158 Off

Tuff Stuff |

#7458435C6G1W

Tuff Stuff 8435C6G1W LS 1 Wire Alternator, 225A, Chrome

One Wire Alternator:

Yes

Alternator Amperage:

225 amp

Alternator Finish:

Chrome

$401.99

/each

$559.83

Proform |

#586141147

Proform 141-147 Slant-Edge Alternator, GM 10SI, 100 Amp, Black

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Polished

$269.95

/each

-6%

Holley |

#425197304

Holley 197-304 Premium Alternator, 150A, Polished

One Wire Alternator:

Yes

Alternator Amperage:

150 amp

Alternator Finish:

Polished

$699.95

/each

$749.95

Proform |

#586141146

Proform 141-146 Slant-Edge Alternator, GM 10SI, 100 Amp, Black

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Matte

$269.95

/each

-20%

Powermaster |

#25528468114

Powermaster 28468-114 Race Alternator, 90A, XS Volt 1 Wire Reg

One Wire Alternator:

Yes

Alternator Amperage:

90 amp

Alternator Finish:

Polished

$358.99

/each

$448.75

-20%

Powermaster |

#25537297344

Powermaster 37297-344 Smooth Look Alternator, 140A, V-belt, 12V

One Wire Alternator:

Yes

Alternator Amperage:

140 amp

Alternator Finish:

Chrome

$243.99

/each

$308.75

$170 Off

Powermaster |

#2551820912

Powermaster 182091-2 PowerGEN Alternator, 90 Amp, Universal

One Wire Alternator:

Yes

Alternator Amperage:

90 amp

Alternator Finish:

Chrome

$524.99

/each

$695.00

-21%

Powermaster |

#2557468104

Powermaster 7468-104 Race Alternator, 90A, XS Volt 1 Wire Reg

One Wire Alternator:

Yes

Alternator Amperage:

90 amp

Alternator Finish:

Natural

$284.99

/each

$365.00

-21%

Powermaster |

#2557472104

Powermaster 7472-104 Race Alternator, 100A, 12V 1 Wire Regulator

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Natural

$253.99

/each

$322.50

-22%

Powermaster |

#2558111

Powermaster 8111 Race Alternator, 100 Amps, 12V

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Natural

$302.99

/each

$388.75

-20%

Powermaster |

#2558016

Powermaster 8016 Race Alternator, 105 Amps, Serpentine, 16V

One Wire Alternator:

Yes

Alternator Amperage:

105 amp

Alternator Finish:

Natural

$224.99

/each

$282.50

$132 Off

Powermaster |

#2558152

Powermaster 8152 Race Alternator, 180 Amps, 12V

One Wire Alternator:

Yes

Alternator Amperage:

180 amp

Alternator Finish:

Powder Coated

$423.99

/each

$556.25

-18%

Powermaster |

#25528462114

Powermaster 28462-114 Race Alternator, 90A, 12V 1 Wire Regulator

One Wire Alternator:

Yes

Alternator Amperage:

90 amp

Alternator Finish:

Polished

$330.99

/each

$407.50

-21%

Powermaster |

#2558472104

Powermaster 8472-104 Race Alternator, 90A, 12V 1 Wire Regulator

One Wire Alternator:

Yes

Alternator Amperage:

90 amp

Alternator Finish:

Satin

$274.99

/each

$351.25

$103 Off

Powermaster |

#2558468104

Powermaster 8468-104 Race Alternator, 100A, XS Volt 1 Wire Reg

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Satin

$289.99

/each

$392.50

$103 Off

Powermaster |

#25528478114

Powermaster 28478-114 Race Alternator, 100A, XS Volt 1 Wire Reg

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Polished

$345.99

/each

$448.75

$103 Off

Powermaster |

#25528478

Powermaster 28478 Race Alternator, 100A, XS Volt 1 Wire Regulator

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Polished

$345.99

/each

$448.75

-20%

Powermaster |

#25528476

Powermaster 28476 Race Alternator, 100 Amp, 16V 1 Wire Regulator

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Polished

$347.99

/each

$435.00

-22%

Powermaster |

#2558116

Powermaster 8116 Race Alternator, 100 Amps, 16V

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Natural

$312.99

/each

$403.75

$132 Off

Powermaster |

#2558122

Powermaster 8122 Race Alternator, 115 Amps, 12V

One Wire Alternator:

Yes

Alternator Amperage:

115 amp

Alternator Finish:

Powder Coated

$355.99

/each

$487.50

$105 Off

Powermaster |

#2558126

Powermaster 8126 Race Alternator, 115 Amps, 16V

One Wire Alternator:

Yes

Alternator Amperage:

115 amp

Alternator Finish:

Powder Coated

$394.99

/each

$500.00

$111 Off

Powermaster |

#2558158

Powermaster 8158 XS Volt Alternator, 160 Amps, Internal

One Wire Alternator:

Yes

Alternator Amperage:

160 amp

Alternator Finish:

Powder Coated

$472.99

/each

$583.75

-21%

Powermaster |

#255384831

Powermaster 384831 GM CS130D Alternator, 165A, 6-Groove, Chrome

One Wire Alternator:

Yes

Alternator Amperage:

165 amp

Alternator Finish:

Chrome

$290.99

/each

$372.50

-21%

Powermaster |

#255837529110

Powermaster 8-37529-110 CS130 Chrysler Upgrade Alternator, Chrome

One Wire Alternator:

Yes

Alternator Amperage:

140 amp

Alternator Finish:

Chrome

$275.99

/each

$352.50

$132 Off

Powermaster |

#255282091

Powermaster 282091 PowerGEN Alternator, 90 Amps, V-belt, 12V

One Wire Alternator:

Yes

Alternator Amperage:

90 amp

Alternator Finish:

Polished

$423.99

/each

$556.25

$103 Off

Powermaster |

#25528166

Powermaster 28166 Race Alternator, 55 Amps, V-belt, 16V

One Wire Alternator:

Yes

Alternator Amperage:

55 amp

Alternator Finish:

Polished

$345.99

/each

$448.75

-21%

Powermaster |

#2557478

Powermaster 7478 Race Alternator, 100A, XS Volt 1 Wire Regulator

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Powder Coated

$284.99

/each

$365.00

-22%

Powermaster |

#25528162

Powermaster 28162 Race Alternator, 50 Amps, 12V

One Wire Alternator:

Yes

Alternator Amperage:

50 amp

Alternator Finish:

Polished

$334.99

/each

$433.75

-22%

Powermaster |

#25528472114

Powermaster 28472-114 Race Alternator, 100A, 12V 1 Wire Regulator

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Polished

$315.99

/each

$407.50

Showing 1 - 36 of 281 results

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1977 Chevy C20 Alternators

One Wire Alternator

Brand

Availability

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Price

Customer Rating

Products

Tuff Stuff 7127K9 GM Alternator, 140 Amp, 1-Wire, Factory Cast

Ford Chrome Alternator, 70 Amp

MSD 5361 5361 - Dynaforce Alternator 160 AMP Black

Tuff Stuff 7068BBULL6G Silver Bullet 100 Amp Alternator, Polished

Holley 197-303 Premium Alternator, 150A, Black

Related Articles

Proform 141-152 Slant-Edge Alternator, GM 10SI, 100 Amp, Black

Tuff Stuff 8435B6G1W 1 Wire Alternator, 225 AMP, Stealth Black

Tuff Stuff 8435C6G1W LS 1 Wire Alternator, 225A, Chrome

Proform 141-147 Slant-Edge Alternator, GM 10SI, 100 Amp, Black

Holley 197-304 Premium Alternator, 150A, Polished

Proform 141-146 Slant-Edge Alternator, GM 10SI, 100 Amp, Black

Powermaster 28468-114 Race Alternator, 90A, XS Volt 1 Wire Reg

Powermaster 37297-344 Smooth Look Alternator, 140A, V-belt, 12V

Powermaster 182091-2 PowerGEN Alternator, 90 Amp, Universal

Powermaster 7468-104 Race Alternator, 90A, XS Volt 1 Wire Reg

Powermaster 7472-104 Race Alternator, 100A, 12V 1 Wire Regulator

Powermaster 8111 Race Alternator, 100 Amps, 12V

Powermaster 8016 Race Alternator, 105 Amps, Serpentine, 16V

Powermaster 8152 Race Alternator, 180 Amps, 12V

Powermaster 28462-114 Race Alternator, 90A, 12V 1 Wire Regulator

Powermaster 8472-104 Race Alternator, 90A, 12V 1 Wire Regulator

Powermaster 8468-104 Race Alternator, 100A, XS Volt 1 Wire Reg

Powermaster 28478-114 Race Alternator, 100A, XS Volt 1 Wire Reg

Powermaster 28478 Race Alternator, 100A, XS Volt 1 Wire Regulator

Powermaster 28476 Race Alternator, 100 Amp, 16V 1 Wire Regulator

Powermaster 8116 Race Alternator, 100 Amps, 16V

Powermaster 8122 Race Alternator, 115 Amps, 12V

Powermaster 8126 Race Alternator, 115 Amps, 16V

Powermaster 8158 XS Volt Alternator, 160 Amps, Internal

Powermaster 384831 GM CS130D Alternator, 165A, 6-Groove, Chrome

Powermaster 8-37529-110 CS130 Chrysler Upgrade Alternator, Chrome

Powermaster 282091 PowerGEN Alternator, 90 Amps, V-belt, 12V

Powermaster 28166 Race Alternator, 55 Amps, V-belt, 16V

Powermaster 7478 Race Alternator, 100A, XS Volt 1 Wire Regulator

Powermaster 28162 Race Alternator, 50 Amps, 12V

Powermaster 28472-114 Race Alternator, 100A, 12V 1 Wire Regulator

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