Gen 1 LS9 Small Block Chevy Alternators

487 products fit your

Chevy Small Block V8 Gen 1 2-Piece Rear Main 350 LS9

Select One Wire Alternator

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487

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487 products

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Engine Family

Chevy Small Block V8

Engine Version

Gen 1 2-Piece Rear Main

Displacement

350

Engine Code

LS9

Products

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 |

#586141155

Proform 141-155 Slant-Edge Alternator, GM 10SI, 100 Amp, Chrome

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Chrome

$333.99

/each

Chevy 2 Bolt vs 4 Bolt Main | Years, How to ID & Is It Worth It?

Learn the differences between Chevy 2-bolt and 4-bolt main blocks, how to ID them, key years, and whether a 4-bolt is worth it for your build

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.

SBC 350 Build Combinations: Recipes for 300-600+ HP

The small block Chevy is still a great option for your muscle car, hot rod, or classic truck, just follow our build lists

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!

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.

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.

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.

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 |

#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

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 |

#586141154

Proform 141-154 Slant-Edge Alternator, GM 10SI, 100 Amp, Chrome

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Chrome

$333.99

/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

GM AD244 Black LS Alternator | High Output 220 Amp

Speedway Motors |

#2891024

GM AD244 Black LS Alternator | High Output 220 Amp

(29)

One Wire Alternator:

Alternator Amperage:

220 amp

Alternator Finish:

Black

$279.99

/each

Speedway Motors |

#2891001

GM 10SI 1 Wire Alternator, 110 Amp

(35)

One Wire Alternator:

Yes

Alternator Amperage:

110 amp

Pulley Style:

V-belt

as low as

$149.99

/each

Powermaster |

#255820512

Powermaster 82051-2 PowerGEN Early GM Alternator, 12-Volt, Black

(6)

One Wire Alternator:

Yes

Alternator Amperage:

90 amp

Alternator Finish:

Powder Coated

$418.99

/each

Powermaster |

#25517294

Powermaster 17294 GM 12SI 100 Amp Alternator, Chrome

(30)

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Chrome plated

$151.99

/each

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

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

Powermaster |

#2557294

Powermaster 7294 GM 12SI 100 Amp Alternator, Natural

(21)

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Natural

$143.99

/each

Powermaster |

#25567293

Powermaster 67293 GM 12SI 150 Amp Alternator, Polished

(14)

One Wire Alternator:

Yes

Alternator Amperage:

150 amp

Alternator Finish:

Polished

$182.99

/each

Powermaster |

#25527294

Powermaster 27294 GM 12SI 100 Amp Alternator, Polished

(15)

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Polished

$148.99

/each

Powermaster |

#25537293

Powermaster 37293 GM 12SI 150 Amp Alternator, Chrome

(48)

One Wire Alternator:

Yes

Alternator Amperage:

150 amp

Alternator Finish:

Chrome

$202.99

/each

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

$389.99

/each

Powermaster |

#25547293

Powermaster 47293 Street Alternator, 150 Amps, V-belt, 12V, GM

(3)

One Wire Alternator:

Yes

Alternator Amperage:

150 amp

Alternator Finish:

Natural

$177.99

/each

Powermaster |

#91068121

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

(3)

One Wire Alternator:

Yes

Alternator Amperage:

53 amp

Alternator Finish:

Powder Coated

$366.99

/each

Powermaster |

#91067170

Powermaster PowerGEN 1955-64 GM 1-Wire Alternators, 12-Volt

(8)

One Wire Alternator:

Yes

Alternator Amperage:

90 amp

Pulley Style:

V-belt

as low as

$385.99

/each

King Chrome GM One Wire Alternator, 100 Amp

Speedway Motors |

#91067101

King Chrome GM One Wire Alternator, 100 Amp

(17)

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Chrome plated

$135.99

/each

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

Speedway Motors |

#91067154

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

(29)

One Wire Alternator:

Yes

Alternator Amperage:

60 amp

Alternator Finish:

Chrome plated

$169.99

/each

Powermaster |

#25557293

Powermaster 57293 GM 12si Alternator, 150A, 1V Belt, Black

(1)

One Wire Alternator:

Yes

Alternator Amperage:

150 amp

Alternator Finish:

Powder Coated

$183.99

/each

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

Speedway Motors |

#9102378

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

One Wire Alternator:

Yes

Alternator Amperage:

110 amp

Alternator Finish:

Black

$205.99

/kit

Powermaster |

#25558237

Powermaster 58237 Alternator, 225 Amps, Serpentine, 12V, Chevy

One Wire Alternator:

Yes

Alternator Amperage:

225 amp

Alternator Finish:

Gloss

$377.99

/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

Speedway 1-Wire 14-Volt Racing Alternator

Speedway Motors |

#91068100

Speedway 1-Wire 14-Volt Racing Alternator

(11)

One Wire Alternator:

Yes

Alternator Amperage:

80 amp

Alternator Finish:

Natural

$116.99

/each

Powermaster |

#25548206

Powermaster 48206 Street Alternator, 165A, Serpentine, 12V, Chevy

One Wire Alternator:

Yes

Alternator Amperage:

165 amp

Alternator Finish:

Natural

$202.99

/each

Powermaster |

#25547861

Powermaster 47861 Street Alternator, 140A, Serpentine, 12V, GM

(1)

One Wire Alternator:

Yes

Alternator Amperage:

140 amp

Alternator Finish:

Natural

$166.99

/each

Powermaster |

#25557294

Powermaster 57294 GM 12SI 150 Amp Alternator, Black

(4)

One Wire Alternator:

Yes

Alternator Amperage:

150 amp

Alternator Finish:

Powder Coated

$174.99

/each

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

$213.99

/each

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Gen 1 LS9 Small Block Chevy Alternators

One Wire Alternator

Brand

Application

Department

Race Type

Availability

Discounts

Make

Platform

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 141-155 Slant-Edge Alternator, GM 10SI, 100 Amp, Chrome

Related Articles

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

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

Proform 141-154 Slant-Edge Alternator, GM 10SI, 100 Amp, Chrome

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

GM AD244 Black LS Alternator | High Output 220 Amp

GM 10SI 1 Wire Alternator, 110 Amp

Powermaster 82051-2 PowerGEN Early GM Alternator, 12-Volt, Black

Powermaster 17294 GM 12SI 100 Amp Alternator, Chrome

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

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

Powermaster 7294 GM 12SI 100 Amp Alternator, Natural

Powermaster 67293 GM 12SI 150 Amp Alternator, Polished

Powermaster 27294 GM 12SI 100 Amp Alternator, Polished

Powermaster 37293 GM 12SI 150 Amp Alternator, Chrome

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

Powermaster 47293 Street Alternator, 150 Amps, V-belt, 12V, GM

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

Powermaster PowerGEN 1955-64 GM 1-Wire Alternators, 12-Volt

King Chrome GM One Wire Alternator, 100 Amp

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

Powermaster 57293 GM 12si Alternator, 150A, 1V Belt, Black

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

Powermaster 58237 Alternator, 225 Amps, Serpentine, 12V, Chevy

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

Speedway 1-Wire 14-Volt Racing Alternator

Powermaster 48206 Street Alternator, 165A, Serpentine, 12V, Chevy

Powermaster 47861 Street Alternator, 140A, Serpentine, 12V, GM

Powermaster 57294 GM 12SI 150 Amp Alternator, Black

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

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