GMC Small Block Chevy Alternators

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GMC - Chevy Small Block V8

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New Product

Proform |

#586141148

Proform 141-148 Slant-Edge Alternator, GM 10SI, 100 Amp, Orange

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Polished

$269.95

/each

New Product

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

New Product

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

New Product

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

New Product

Proform |

#586141150

Proform 141-150 Slant-Edge Alternator, GM 10SI, 100 Amp, Red

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Polished

$269.95

/each

Chevy Small Block Casting Numbers

Decode small block Chevy engine suffix codes and block casting numbers with our SBC decoding info guide. Learn how to find and decipher your small block Chevy engine codes quickly and easily!

Chevy Small Block - Short vs Long Water Pump

Small block and big block Chevy engines were designed with two styles of water pumps, short and long. Before you purchase a new pump, it's important to determine which oneyou have.

Small Block and Big Block Chevy Engine Flexplate Guide

Over several generations of small block Chevy (and big block Chevy) engines there have been several changes that dictate what flexplate works with them. We’ll help you determine the correct flexplate for your Chevy engine in this buyer’s guide.

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.

Small Block Chevy Head Identification Guide | Casting Numbers Explained

Identify SBC heads using casting numbers, style tips, and year-by-year guides for your small block Chevy engine projects

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.

Transmission Interchange List Chevy, Ford, Mopar V8 Compatibility

Concerned about a transmission swap? Our engine transmission compatibility checker will help confirm what you need to make it happen.

Upgrading the Cooling System for a Small Block Chevy

Learn how to successfully upgrade the cooling system for a 400 small block Chevy. Read tips for installing a water pump and auxiliary coolant lines using fittings and fuel hoses.

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.

Radiator Hose Replacement - Big Block Chevy

How to install a chrome radiator hose kit and aluminum thermostat housing on a big block Chevy for an added touch to your engine bay.

New Product

Proform |

#586141156

Proform 141-156 Slant-Edge Alternator, GM 10SI, 100 Amp, Silver

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Polished

$272.99

/each

New Product

Proform |

#586141151

Proform 141-151 Slant-Edge Alternator, GM 10SI, 100 Amp, Silver

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Polished

$276.99

/each

New Product

Proform |

#586141153

Proform 141-153 Slant-Edge Alternator, GM 10SI, 100 Amp, Gray

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Matte

$267.99

/each

New Product

Proform |

#586141149

Proform 141-149 Slant-Edge Alternator, GM 10SI, 100 Amp, Gray

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Matte

$269.95

/each

Powermaster |

#25547864

Powermaster 47864 Street Alternator, 200A, Serpentine, 12V, Chevy

One Wire Alternator:

Yes

Alternator Amperage:

200 amp

Alternator Finish:

Natural

$337.99

/each

Powermaster |

#25537802362

Powermaster 37802-362 Street Alternator, 140 Amps, Serp, 12V, GM

One Wire Alternator:

Yes

Alternator Amperage:

140 amp

Alternator Finish:

Chrome

$227.99

/each

Powermaster |

#25537402

Powermaster 37402 Street Alternator, 140A, Serpentine, 12V, GM

One Wire Alternator:

Yes

Alternator Amperage:

140 amp

Alternator Finish:

Chrome

$265.99

/each

Powermaster |

#2558206

Powermaster 8206 GM CS130D Alternator, 120 Amp, Serpentine, 12V

One Wire Alternator:

Yes

Alternator Amperage:

105 amp

Alternator Finish:

Natural

$192.99

/each

Powermaster |

#2558247

Powermaster 8247 Street Alternator, 120A, Serpentine, 12V, Chevy

One Wire Alternator:

Yes

Alternator Amperage:

120 amp

Alternator Finish:

Natural

$246.99

/each

Powermaster |

#255678021

Powermaster 678021 Street Alternator, 140 Amps, V-belt, 12V

One Wire Alternator:

Yes

Alternator Amperage:

140 amp

Alternator Finish:

Polished

$222.99

/each

Powermaster |

#255182331

Powermaster 182331 GM CS130D Alternator, 120A, 6-Groove, Chrome

One Wire Alternator:

Yes

Alternator Amperage:

120 amp

Alternator Finish:

Chrome

$222.99

/each

Powermaster |

#255374011MR

Powermaster 374011MR Street Alternator, 155 Amps, 12V, GM

One Wire Alternator:

Yes

Alternator Amperage:

155 amp

Alternator Finish:

Chrome

$245.99

/each

Powermaster |

#255374021

Powermaster 374021 Street Alternator, 140 Amps, V-belt, 12V, GM

One Wire Alternator:

Yes

Alternator Amperage:

140 amp

Alternator Finish:

Chrome

$244.99

/each

Powermaster |

#2558018

Powermaster 8018 XS Volt Alternator, 105 Amps, Serpentine, GM

One Wire Alternator:

Yes

Alternator Amperage:

105 amp

Alternator Finish:

Natural

$211.99

/each

Powermaster |

#2558012

Powermaster 8012 Race Alternator, 105 Amps, Serpentine, 12V, GM

One Wire Alternator:

Yes

Alternator Amperage:

105 amp

Alternator Finish:

Natural

$182.99

/each

Powermaster |

#255674021

Powermaster 674021 Street Alternator, 140 Amps, V-belt, 12V, GM

One Wire Alternator:

Yes

Alternator Amperage:

140 amp

Alternator Finish:

Polished

$244.99

/each

Powermaster |

#255474021

Powermaster 474021 Street Alternator, 140 Amps, V-belt, 12V, GM

One Wire Alternator:

Yes

Alternator Amperage:

140 amp

Alternator Finish:

Natural

$200.99

/each

Powermaster |

#255574021

Powermaster 574021 Street Alternator, 140 Amps, V-belt, 12V, GM

One Wire Alternator:

Yes

Alternator Amperage:

140 amp

Alternator Finish:

Powder Coated

$232.99

/each

Powermaster |

#25547402

Powermaster 47402 Street Alternator, 140A, Serpentine, 12V, GM

One Wire Alternator:

Yes

Alternator Amperage:

140 amp

Alternator Finish:

Natural

$200.99

/each

Powermaster |

#25557402

Powermaster 57402 Street Alternator, 140A, Serpentine, 12V, GM

One Wire Alternator:

Yes

Alternator Amperage:

140 amp

Alternator Finish:

Powder Coated

$222.99

/each

Powermaster |

#25567402

Powermaster 67402 Street Alternator, 140A, Serpentine, 12V, GM

One Wire Alternator:

Yes

Alternator Amperage:

140 amp

Alternator Finish:

Polished

$244.99

/each

$157 Off

Tuff Stuff |

#7458219NK

Tuff Stuff 8219NK GM Truck Alternator, 250 Amp, 1-Wire, Cast

One Wire Alternator:

Yes

Alternator Amperage:

250 amp

Alternator Finish:

Natural

$343.99

/each

$500.76

$176 Off

Tuff Stuff |

#7458219NEP

Tuff Stuff 8219NEP GM Truck Alternator, 250 Amp, 1-Wire, Polished

One Wire Alternator:

Alternator Amperage:

250 amp

Alternator Finish:

Polished

$355.99

/each

$531.69

$166 Off

Tuff Stuff |

#7458219NA

Tuff Stuff 8219NA GM Truck Alternator, 170 Amp, 1-Wire, Chrome

One Wire Alternator:

Alternator Amperage:

170 amp

Alternator Finish:

Chrome

$337.99

/each

$504.43

$195 Off

Tuff Stuff |

#7458219NE

Tuff Stuff 8219NE GM Truck Alternator, 250 Amp, 1-Wire, Chrome

One Wire Alternator:

Alternator Amperage:

250 amp

Alternator Finish:

Chrome

$394.99

/each

$590.27

$163 Off

Tuff Stuff |

#7458219NB

Tuff Stuff 8219NB GM Truck Alternator, 170 Amp, 1-Wire, Black

One Wire Alternator:

Alternator Amperage:

170 amp

Alternator Finish:

Black

$330.99

/each

$494.44

$161 Off

Tuff Stuff |

#7457861F

Tuff Stuff 7861F GM Alternator 160 Amp, 1-Wire/OEM, Chrome

One Wire Alternator:

Yes

Alternator Amperage:

160 amp

Alternator Finish:

Chrome

$249.99

/each

$411.09

$126 Off

Tuff Stuff |

#7457861G6G

Tuff Stuff 7861G6G GM Alternator 160 Amp, 1-Wire/OEM, Black

One Wire Alternator:

Yes

Alternator Amperage:

160 amp

Alternator Finish:

Black

$254.99

/each

$380.64

$152 Off

Tuff Stuff |

#7457861F6G22

Tuff Stuff 7861F6G22 GM Silver Bullet 160 Amp Alternator, Chrome

One Wire Alternator:

Yes

Alternator Amperage:

160 amp

Alternator Finish:

Chrome

$331.99

/each

$483.63

-11%

Tuff Stuff |

#7457861BU

Tuff Stuff 7861BBULL GM Silver Bullet 160 Amp Alternator, Pol

One Wire Alternator:

Yes

Alternator Amperage:

160 amp

Alternator Finish:

Polished

$377.99

/each

$426.30

$135 Off

Tuff Stuff |

#7457861CU

Tuff Stuff 7861CBULL GM Silver Bullet 160 Amp Alternator, Black

One Wire Alternator:

Yes

Alternator Amperage:

160 amp

Alternator Finish:

Black

$275.99

/each

$411.09

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GMC Small Block Chevy Alternators

Model

One Wire Alternator

Brand

Application

Department

Availability

Discounts

Engine Code

Engine Version

Displacement

Price

Customer Rating

Products

Proform 141-148 Slant-Edge Alternator, GM 10SI, 100 Amp, Orange

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

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

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

Proform 141-150 Slant-Edge Alternator, GM 10SI, 100 Amp, Red

Related Articles

Proform 141-156 Slant-Edge Alternator, GM 10SI, 100 Amp, Silver

Proform 141-151 Slant-Edge Alternator, GM 10SI, 100 Amp, Silver

Proform 141-153 Slant-Edge Alternator, GM 10SI, 100 Amp, Gray

Proform 141-149 Slant-Edge Alternator, GM 10SI, 100 Amp, Gray

Powermaster 47864 Street Alternator, 200A, Serpentine, 12V, Chevy

Powermaster 37802-362 Street Alternator, 140 Amps, Serp, 12V, GM

Powermaster 37402 Street Alternator, 140A, Serpentine, 12V, GM

Powermaster 8206 GM CS130D Alternator, 120 Amp, Serpentine, 12V

Powermaster 8247 Street Alternator, 120A, Serpentine, 12V, Chevy

Powermaster 678021 Street Alternator, 140 Amps, V-belt, 12V

Powermaster 182331 GM CS130D Alternator, 120A, 6-Groove, Chrome

Powermaster 374011MR Street Alternator, 155 Amps, 12V, GM

Powermaster 374021 Street Alternator, 140 Amps, V-belt, 12V, GM

Powermaster 8018 XS Volt Alternator, 105 Amps, Serpentine, GM

Powermaster 8012 Race Alternator, 105 Amps, Serpentine, 12V, GM

Powermaster 674021 Street Alternator, 140 Amps, V-belt, 12V, GM

Powermaster 474021 Street Alternator, 140 Amps, V-belt, 12V, GM

Powermaster 574021 Street Alternator, 140 Amps, V-belt, 12V, GM

Powermaster 47402 Street Alternator, 140A, Serpentine, 12V, GM

Powermaster 57402 Street Alternator, 140A, Serpentine, 12V, GM

Powermaster 67402 Street Alternator, 140A, Serpentine, 12V, GM

Tuff Stuff 8219NK GM Truck Alternator, 250 Amp, 1-Wire, Cast

Tuff Stuff 8219NEP GM Truck Alternator, 250 Amp, 1-Wire, Polished

Tuff Stuff 8219NA GM Truck Alternator, 170 Amp, 1-Wire, Chrome

Tuff Stuff 8219NE GM Truck Alternator, 250 Amp, 1-Wire, Chrome

Tuff Stuff 8219NB GM Truck Alternator, 170 Amp, 1-Wire, Black

Tuff Stuff 7861F GM Alternator 160 Amp, 1-Wire/OEM, Chrome

Tuff Stuff 7861G6G GM Alternator 160 Amp, 1-Wire/OEM, Black

Tuff Stuff 7861F6G22 GM Silver Bullet 160 Amp Alternator, Chrome

Tuff Stuff 7861BBULL GM Silver Bullet 160 Amp Alternator, Pol

Tuff Stuff 7861CBULL GM Silver Bullet 160 Amp Alternator, Black

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