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Chevy Performance - PROFORM ALTERNATORS | ![]() |
Proform has a wide variety of alternators to choose from. Take your pick from remanufactured to 100% Brand New,
1-wire or standard, chrome or non-chrome, stock amps to 140 amps. If you just want a chrome alternator housing, they have that too. Top that off
with the best economical value for the quality of most manufacturers and Proform’s alternators are hard to beat. The quality of Proform
alternators are up to GM® standards and Proform makes chrome alternators for GM®. Note: More parts will be added as time permits. If you don’t see the Proform part you are looking for, give us a call and if we don’t have it in stock, we will try to get it for you. We have much more Proform parts in stock then we have time to put on our web site. |
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WEB SITE NAVIGATION INFORMATION | ![]() |
If you have you just came from a search engine and are stuck with no navigation, turn on Java Scripts in your Web browser, reload the page, then you can turn off Java Scripts again. Also, people using Internet Explorer have to use the pull down tab next to the back button to return to a search engine. More information on this is on our help page. |
GM and Chevy Performance part prices are in the Price & Parts search. Keys are to be used with the Price & Parts Search. Enter a Key, part number, GM, SC, or a key word, like 502, into the Price & Parts search to see if we have it on our site. Use GM for a list of both GM and GMPP parts. Use SC for a list of all Chevy Performance exclusive parts. Aftermarket company prices are on downloadable Price Sheets or on their pages. The Page Search is for searching the pages of our Web site. More information on this is on our help page. |
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PROFORM WEB SITE LINKS AND SEARCH HELP | ![]() |
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PROFORM NAVIGATION | ![]() |
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CHROME ALTERNATORS 100% NEW 1-WIRE AND REGULAR | ![]() |
Part Number | Description | Picture |
66445N |
Chrome - Available completely assembled and ready to bolt on. 100% New, fits GM®
1973-1986 internal regulator. Each unit is individually tested to insure proper
output and reliability. The same affordability as our popular re-built models!
Each unit is supplied with its own individual Quality Assurance graph documenting
its performance. These models are identified with the same part numbers as the
re-built’s they match, but with the suffix “N” and they come with the Machined
Pulley. Bigger Image |
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66445.1N | Chrome - 100 AMP, fits GM Internal Regulator, 1966-86. The GM style 1-wire hook-up makes for easy installation. Assembled with 100% New components, and then individually tested to insure proper output and reliability. Beautifully chrome plated. 1-wire alternators can be used in place of alternators with external regulator. The same affordability as our popular re-built models! Each unit is supplied with its own individual Quality Assurance graph documenting its performance. These models are identified with the same part numbers as the re-built’s they match, but with the suffix “N” and they come with the Machined Pulley. | ![]() |
66445.8N |
Chrome - 80 AMP, fits GM Internal Regulator, 1966-86. The GM style 1-wire hook-up
makes for easy installation. Assembled with 100% New components, and then individually
tested to insure proper output and reliability. Beautifully chrome plated. 1-wire
alternators can be used in place of alternators with external regulator. The same
affordability as our popular re-built models! Each unit is supplied with its own
individual Quality Assurance graph documenting its performance. These models are
identified with the same part numbers as the re-built’s they match, but with the
suffix “N” and they come with the Machined Pulley. Bigger Image |
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66445.6N |
Chrome - 60 AMP, fits GM Internal Regulator, 1966-86. The GM style 1-wire hook-up
makes for easy installation. Assembled with 100% New components, and then individually
tested to insure proper output and reliability. Beautifully chrome plated. 1-wire
alternators can be used in place of alternators with external regulator. The same
affordability as our popular re-built models! Each unit is supplied with its own
individual Quality Assurance graph documenting its performance. These models are
identified with the same part numbers as the re-built’s they match, but with the
suffix “N” and they come with the Machined Pulley. Bigger Image |
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100% NEW MINI ALTERNATORS | ![]() |
Part Number | Description | Picture |
66438 |
Regular - 100 AMP GM® alternator. GM® internal regulator. Available for about 1/2 the cost of competitive models, these reliable
internal-fan units are compact and powerful, use existing mounting brackets and electrical hook-up. Bigger Image |
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66439 |
Chrome - 100 AMP GM® alternator. GM® internal regulator. Available for about 1/2 the cost of competitive models, these reliable
internal-fan units are compact and powerful, use existing mounting brackets and electrical hook-up. Bigger Image |
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CHROME ALTERNATORS | ![]() |
Part Number | Description | Picture |
66444 |
Chrome - Available completely assembled and ready to bolt on. 100% new (except for heavy duty rotor), fits GM® 1966-1972 external regulator
(except 70 amp.). Each unit is individually tested to insure proper output and reliability. Bigger Image |
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66445 |
Chrome - Available completely assembled and ready to bolt on. 100% new (except for heavy duty rotor), fits GM® 1973-1986 internal regulator.
Each unit is individually tested to insure proper output and reliability. Bigger Image |
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1-WIRE ALTERNATORS | ![]() |
Part Number | Description | Picture |
66445.14 |
Chrome - 140 AMP, fits GM Internal Regulator, 1966-86. The GM style 1-wire hook-up makes for easy installation. Assembled with all-new components
(except for heavy duty rotor), and then individually tested to insure proper output and reliability. Beautifully chrome plated. 1-wire alternators
can be used in place of alternators with external regulator. Bigger Image |
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66445.1 | Chrome - 100 AMP, fits GM Internal Regulator, 1966-86. The GM style 1-wire hook-up makes for easy installation. Assembled with all-new components (except for heavy duty rotor), and then individually tested to insure proper output and reliability. Beautifully chrome plated. 1-wire alternators can be used in place of alternators with external regulator. | ![]() |
66445.8 |
Chrome - 80 AMP, fits GM Internal Regulator, 1966-86. The GM style 1-wire hook-up makes for easy installation. Assembled with all-new components
(except for heavy duty rotor), and then individually tested to insure proper output and reliability. Beautifully chrome plated. 1-wire alternators
can be used in place of alternators with external regulator. Bigger Image |
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66445.6 |
Chrome - 60 AMP, fits GM Internal Regulator, 1966-86. The GM style 1-wire hook-up makes for easy installation. Assembled with all-new components
(except for heavy duty rotor), and then individually tested to insure proper output and reliability. Beautifully chrome plated. 1-wire alternators
can be used in place of alternators with external regulator. Bigger Image |
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66904 |
Satin Finish - Higher-amp stock replacement 70 AMP, fits GM Internal Regulator, 1966-86. The GM style 1-wire hook-up makes for easy installation.
Assembled with all-new components (except for heavy duty rotor), and then individually tested to insure proper output and reliability. 1-wire
alternators can be used in place of alternators with external regulator. (No Chrome) Bigger Image |
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