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- Officially Licensed Chevrolet Alternators
Officially-Licensed Stylish Alternators
These Officially-Licensed Chevrolet Alternators with the classic Bowtie logo are 100% NEW with absolutely no rebuilt components. The Chevy Bowtie is prominently displayed on each unit for true Chevrolet enthusiasts. Each alternator is quality built with generous, over-spec amperage, internal regulator, machined pulley and external fan. Each unit comes with its own individual quality-assurance graph that documents its specific operating performance. For a new level of functionality and performance, insist on these NEW Bowtie alternators from Proform.
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Black Alternators
Officially-Licensed GM 10si Alternator100 amp Internal Regulator 1-Wire Connection V-Belt Pulley External Fan Black Crinkle Finish with Red Bowtie
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$158.95
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Proform 141-152
Proform 141-152 Slant-Edge Alternator with Red Recessed Bowtie Emblem for Chevy Small Block, Big Block V8 Engines
Slant-Edge AlternatorChevy Small Block, Big Block V8 Engines 100 Amp GM 10si Style 12 Volt 1-Wire Connection Internal Regulator Red Recessed Bowtie Emblem Black Crinkle Finish Sold Individually
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$269.95
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Proform 141-152K
Proform 141-152 Slant Edge Alternator Kit for Small Block Engines [Black Crinkle Finish]
S/B Slant Edge Alternator KitSmall Block Chevy Engines Includes:
- Alternator w/Black Crinkle Finish & Red Recessed Bowtie
- High-Mount Alternator Mounting Bracket Kit
- High-Output Alternator Wiring Kit
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$398.93
Estimated to ship direct from manufacturer on 08/17/26, pending manufacturer availability.
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Proform 141-146
Proform 141-146 Slant-Edge Alternator with Raised Bowtie Emblem for Chevy Small Block, Big Block V8 Engines [Crinkle Black]
Slant-Edge AlternatorChevy Small Block, Big Block V8 Engines 100 Amp GM 10si Style 12 Volt 1-Wire Connection Internal Regulator Raised Bowtie Emblem Crinkle Black Finish Sold Individually
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$234.95
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Proform 141-147
Proform 141-147 Slant-Edge Alternator with Raised Bowtie Emblem for Chevy Small Block, Big Block V8 Engines [Liquid Black]
Slant-Edge AlternatorChevy Small Block, Big Block V8 Engines 100 Amp GM 10si Style 12 Volt 1-Wire Connection Internal Regulator Raised Bowtie Emblem Liquid Black Finish Sold Individually
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$269.95
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Chrome Alternators
GM Chrome Alternator with Chevy Bowtie Logo70 Amp Fits 1973-1986 GM Engines Internal Regulator 1-Wire
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$149.95
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Proform 141-657K
Proform Chrome Alternator with Chevy Bowtie Logo Kit Includes: 100 Amp 1-Wire Chrome Alternator
Chrome Alternator with Chevy Bowtie Logo Kit
Includes:100 Amp 1-Wire Chrome Alternator Alternator Bracket High Output Wiring Kit 50 Amp Fuse with Block & Cover
Includes:
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$291.08
Estimated to ship direct from manufacturer on 01/25/27, pending manufacturer availability.
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Proform 141-155
Proform 141-155 Slant-Edge Alternator with Red Recessed Bowtie Emblem for Chevy Small Block, Big Block V8 Engines
Slant-Edge AlternatorChevy Small Block, Big Block V8 Engines 100 Amp GM 10si Style 12 Volt 1-Wire Connection Internal Regulator Red Recessed Bowtie Emblem Chrome Finish Sold Individually
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$319.95
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S/B Slant Edge Alternator KitSmall Block Chevy Engines Includes:
- Alternator w/ Chrome Finish & Red Recessed Bowtie Emblem
- High-Mount Alternator Mounting Bracket Kit
- High-Output Alternator Wiring Kit
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$448.93
Estimated to ship direct from manufacturer on 08/17/26, pending manufacturer availability.
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Proform 141-156
Proform 141-156 Slant-Edge Alternator with Black Recessed Bowtie Emblem for Chevy Small Block, Big Block V8 Engines [Polished]
Slant-Edge AlternatorChevy Small Block, Big Block V8 Engines 100 Amp GM 10si Style 12 Volt 1-Wire Connection Internal Regulator Black Recessed Bowtie Emblem Chrome Finish Sold Individually
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$264.95
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S/B Slant Edge Alternator KitSmall Block Chevy Engines Includes:
- Alternator w/ Chrome Finish & Black Recessed Bowtie Emblem
- High-Mount Alternator Mounting Bracket Kit
- High-Output Alternator Wiring Kit
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$393.93
Estimated to ship direct from manufacturer on 08/17/26, pending manufacturer availability.
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Proform 141-154
Proform 141-154 Slant-Edge Alternator with Black Recessed Bowtie Emblem for Chevy Small Block, Big Block V8 Engines [Chrome]
Slant-Edge AlternatorChevy Small Block, Big Block V8 Engines 100 Amp GM 10si Style 12 Volt 1-Wire Connection Internal Regulator Recessed Bowtie Emblem Chrome Finish Sold Individually
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$284.95
Estimated to ship direct from manufacturer in 24hrs
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Orange Alternators
Proform 141-148
Proform 141-148 Slant-Edge Alternator with Raised Bowtie Emblem for Chevy Small Block, Big Block V8 Engines [Orange]
Slant-Edge AlternatorChevy Small Block, Big Block V8 Engines 100 Amp GM 10si Style 12 Volt 1-Wire Connection Internal Regulator Raised Bowtie Emblem Orange Finish Sold Individually
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$269.95
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Red Alternators
Proform 141-150
Proform 141-150 Slant-Edge Alternator with Raised Bowtie Emblem for Chevy Small Block, Big Block V8 Engines [Red]
Slant-Edge AlternatorChevy Small Block, Big Block V8 Engines 100 Amp GM 10si Style 12 Volt 1-Wire Connection Internal Regulator Raised Bowtie Emblem Red Finish Sold Individually
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$234.95
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Gray Alternators
Proform 141-149
Proform 141-149 Slant-Edge Alternator with Raised/Machined Bowtie Emblem for Chevy Small Block, Big Block V8 Engines
Slant-Edge AlternatorChevy Small Block, Big Block V8 Engines 100 Amp GM 10si Style 12 Volt 1-Wire Connection Internal Regulator Raised/Machined Bowtie Emblem Cast Gray Crinkle Finish Sold Individually
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$269.95
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Proform 141-149K
Proform 141-149 Slant Edge Alternator Kit for Small Block Engines [Cast Gray Crinkle Finish]
S/B Slant Edge Alternator KitSmall Block Chevy Engines Includes:
- Alternator with Cast Gray Crinkle Finish & Raised/Machined Bowtie Emblem
- High-Mount Alternator Mounting Bracket Kit
- High-Output Alternator Wiring Kit
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$398.93
Estimated to ship direct from manufacturer on 08/17/26, pending manufacturer availability.
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Polished Alternators
Proform 141-151
Proform 141-151 Slant-Edge Alternator with Raised Bowtie Emblem for Chevy Small Block, Big Block V8 Engines [Polished]
Slant-Edge AlternatorChevy Small Block, Big Block V8 Engines 100 Amp GM 10si Style 12 Volt 1-Wire Connection Internal Regulator Raised Bowtie Emblem Polished Finish Sold Individually
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$274.95
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