1970 Chevy C20 Alternators

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1970 Chevy C20

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1970 Chevy C20

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$126 Off

Powermaster |

#25582091

Powermaster 82091 PowerGEN Alternator, 90 Amps, V-belt, 12V

One Wire Alternator:

Yes

Alternator Amperage:

90 amp

Alternator Finish:

Powder Coated

$373.99

/each

$500.00

-19%

Powermaster |

#2558173

Powermaster 8173 Denso Style Race Alternator, 75A, 100mm, Natural

(1)

One Wire Alternator:

Yes

Alternator Amperage:

75 amp

Alternator Finish:

Natural

$237.99

/each

$296.25

-18%

Powermaster |

#2558166

Powermaster 8166 Race Alternator, 55 Amps, V-belt, 16V

One Wire Alternator:

Yes

Alternator Amperage:

55 amp

Alternator Finish:

Powder Coated

$289.99

/each

$356.25

$132 Off

Powermaster |

#2558128

Powermaster 8128 Race Alternator, 115 Amps, 12V

One Wire Alternator:

Yes

Alternator Amperage:

115 amp

Alternator Finish:

Powder Coated

$382.99

/each

$515.00

-18%

Powermaster |

#2558192

Powermaster 8192 Race Alternator, 75 Amps, V-belt, 12V

One Wire Alternator:

Yes

Alternator Amperage:

75 amp

Alternator Finish:

Natural

$244.99

/each

$300.00

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.

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.

Ford Alternator Buying Guide

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

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.

-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

-25%

Powermaster |

#2558066

Powermaster 8066 Race Alternator, 100 Amps, 16V

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Powder Coated

$250.99

/each

$336.25

$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

$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

-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

-21%

Powermaster |

#255678608

Powermaster 678608 GM CS130 XS Alternator, 140A, Polished, Right

One Wire Alternator:

Yes

Alternator Amperage:

140 amp

Alternator Finish:

Polished

$264.99

/each

$337.50

-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

-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

-19%

Powermaster |

#25517297344

Powermaster 17297-344 Smooth Look Alternator, 100 Amp, 12si

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Chrome

$206.99

/each

$257.50

$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

$121 Off

Powermaster |

#25582096

Powermaster 82096 PowerGEN Alternator, 60 Amps, V-belt, 6V

One Wire Alternator:

Yes

Alternator Amperage:

60 amp

Alternator Finish:

Powder Coated

$393.99

/each

$515.00

-21%

Powermaster |

#255378618

Powermaster 378618 GM CS130 XS Alternator, 140A, Chrome, Left

One Wire Alternator:

Yes

Alternator Amperage:

140 amp

Alternator Finish:

Chrome

$264.99

/each

$337.50

-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

$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

-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 |

#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 |

#255378018

Powermaster 378018 GM CS130 XS Alternator, 140A, Chrome, Straight

One Wire Alternator:

Yes

Alternator Amperage:

140 amp

Alternator Finish:

Chrome

$264.99

/each

$337.50

-20%

Powermaster |

#255578038

Powermaster 578038 GM CS130 XS Alternator, 140A, Black, Straight

One Wire Alternator:

Yes

Alternator Amperage:

140 amp

Alternator Finish:

Powder Coated

$247.99

/each

$313.75

-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

-22%

Powermaster |

#25518414

Powermaster 18414 GM AD230 Alternator, 120A, 6-Groove, Chrome

One Wire Alternator:

Yes

Alternator Amperage:

120 amp

Alternator Finish:

Chrome

$301.99

/each

$387.50

-21%

Powermaster |

#255378608

Powermaster 378608 GM CS130 XS Alternator, 140A, Chrome, Right

One Wire Alternator:

Yes

Alternator Amperage:

140 amp

Alternator Finish:

Chrome

$264.99

/each

$337.50

-21%

Powermaster |

#2557468

Powermaster 7468 Race Alternator, 90A, XS Volt 1 Wire Regulator

One Wire Alternator:

Yes

Alternator Amperage:

90 amp

Alternator Finish:

Natural

$284.99

/each

$365.00

-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

-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

-21%

Powermaster |

#2557478104

Powermaster 7478-104 Race Alternator, 100A, XS Volt 1 Wire Reg

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Natural

$284.99

/each

$365.00

-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

-22%

Powermaster |

#25528462

Powermaster 28462 Race Alternator, 90 Amp, 12V 1 Wire Regulator

One Wire Alternator:

Yes

Alternator Amperage:

90 amp

Alternator Finish:

Polished

$315.99

/each

$407.50

-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

$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

Showing 1 - 36 of 242 results

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1970 Chevy C20 Alternators

One Wire Alternator

Brand

Availability

Discounts

Engine Family

Price

Customer Rating

Products

Powermaster 82091 PowerGEN Alternator, 90 Amps, V-belt, 12V

Powermaster 8173 Denso Style Race Alternator, 75A, 100mm, Natural

Powermaster 8166 Race Alternator, 55 Amps, V-belt, 16V

Powermaster 8128 Race Alternator, 115 Amps, 12V

Powermaster 8192 Race Alternator, 75 Amps, V-belt, 12V

Related Articles

Powermaster 8111 Race Alternator, 100 Amps, 12V

Powermaster 8066 Race Alternator, 100 Amps, 16V

Powermaster 8122 Race Alternator, 115 Amps, 12V

Powermaster 8158 XS Volt Alternator, 160 Amps, Internal

Holley 197-303 Premium Alternator, 150A, Black

Powermaster 678608 GM CS130 XS Alternator, 140A, Polished, Right

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

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

Powermaster 17297-344 Smooth Look Alternator, 100 Amp, 12si

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

Powermaster 82096 PowerGEN Alternator, 60 Amps, V-belt, 6V

Powermaster 378618 GM CS130 XS Alternator, 140A, Chrome, Left

Powermaster 28162 Race Alternator, 50 Amps, 12V

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

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

Powermaster 182091-2 PowerGEN Alternator, 90 Amp, Universal

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

Powermaster 378018 GM CS130 XS Alternator, 140A, Chrome, Straight

Powermaster 578038 GM CS130 XS Alternator, 140A, Black, Straight

Powermaster 8116 Race Alternator, 100 Amps, 16V

Powermaster 18414 GM AD230 Alternator, 120A, 6-Groove, Chrome

Powermaster 378608 GM CS130 XS Alternator, 140A, Chrome, Right

Powermaster 7468 Race Alternator, 90A, XS Volt 1 Wire Regulator

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

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

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

Powermaster 7478-104 Race Alternator, 100A, XS Volt 1 Wire Reg

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

Powermaster 28462 Race Alternator, 90 Amp, 12V 1 Wire Regulator

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

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

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