Powermaster PowerGEN Alternators

4.63 out of 5 stars 164 Customer Reviews

Powermaster PowerGEN alternators feature all of the quality construction and dependability the company is known for. They combine the looks of a generator with the output and reliability of an alternator. PowerGEN units offer one-wire operation, producing up to 90 amps, with a whopping 60 amps at idle—and a regulator is included with all models. Alternators are available in either black powdercoated, chrome, or polished finishes. Order the Powermaster PowerGEN replacement designed for use on your vehicle application.

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Powermaster PowerGEN Alternators 82051-2

Powermaster PowerGEN Alternators 82051-2

Alternator, PowerGEN, Internal Regulator, 90 Amp, 12 V, Black Powdercoated, Each

Part Number: PWM-82051-2

4.85 out of 5 stars ( 20 )

Estimated Ship Date: Monday 7/21/2025

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Estimated Ship Date: Monday 7/21/2025

Powermaster PowerGEN Alternators 82101-2

Alternator, PowerGEN, Internal Regulator, 90 Amp, 12 V, Black Powdercoated, Each

Part Number: PWM-82101-2

4.79 out of 5 stars ( 34 )

Estimated Ship Date: Monday 7/21/2025

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Estimated Ship Date: Monday 7/21/2025

Powermaster PowerGEN Alternators 82051

Alternator, PowerGEN, Internal Regulator, 90 Amp, 12 V, Black Powdercoated, Each

Part Number: PWM-82051

4.71 out of 5 stars ( 14 )

Estimated Ship Date: Monday 7/21/2025

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Estimated Ship Date: Monday 7/21/2025

Powermaster PowerGEN Alternators for 1956-1957 THUNDERBIRD - 82155-2

Alternator, PowerGEN, Internal Regulator, 90 Amp, 12 V, Black Powdercoated, Ford, Thunderbird, Each

Part Number: PWM-82155-2

5.0 out of 5 stars ( 11 )

Estimated Ship Date: Monday 7/21/2025

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Estimated Ship Date: Monday 7/21/2025

Powermaster PowerGEN Alternators 82111-2

Alternator, PowerGEN, Internal Regulator, 90 Amp, 12 V, Black Powdercoated, Each

Part Number: PWM-82111-2

4.0 out of 5 stars ( 7 )

Estimated Ship Date: Monday 7/21/2025

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Estimated Ship Date: Monday 7/21/2025

Powermaster PowerGEN Alternators 82112-2

Alternator, PowerGEN, Generator Case, 90 amps, 12 V, V-Belt Pulley, Black Powdercoated, Internal Regulator, Dodge, Jeep, Plymouth, Studebaker, Each

Part Number: PWM-82112-2

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 7/21/2025

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Estimated Ship Date: Monday 7/21/2025

Powermaster PowerGEN Alternators for 1928-1931 MODEL A - 82006

Alternator, PowerGEN, 60 amps, Black Powdercoated, V-belt Pulley, for 6 V Positive Ground, Ford, Each

Part Number: PWM-82006

4.75 out of 5 stars ( 8 )

Estimated Ship Date: Monday 7/21/2025

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Estimated Ship Date: Monday 7/21/2025

Powermaster PowerGEN Alternators 82101

Alternator, PowerGEN, Internal Regulator, 90 Amp, 12 V, Black Powdercoated, Each

Part Number: PWM-82101

4.0 out of 5 stars ( 9 )

Estimated Ship Date: Monday 7/21/2025

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Estimated Ship Date: Monday 7/21/2025

Powermaster PowerGEN Alternators for 1958-1963 THUNDERBIRD - 82158-2

Alternator, PowerGen, 12 V, With Dash Lamp Terminal, Black Powdercoated, Each

Part Number: PWM-82158-2

4.25 out of 5 stars ( 8 )

Estimated Ship Date: Monday 7/21/2025

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Estimated Ship Date: Monday 7/21/2025

Powermaster PowerGEN Alternators 82057

Alternator, PowerGEN, 60 Amp, V-Belt, 6-Volt, Negative Ground, Black, Buick, Cadillac, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: PWM-82057

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 7/21/2025

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Estimated Ship Date: Monday 7/21/2025

Powermaster PowerGEN Alternators 82111

Alternator, PowerGEN, Internal Regulator, 90 Amp, 12 V, Black Powdercoated, Each

Part Number: PWM-82111

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 7/21/2025

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Estimated Ship Date: Monday 7/21/2025

Powermaster PowerGEN Alternators for 1946-1948 DELUXE, SUPER DELUXE - 82011

Alternator, PowerGEN, Internal Regulator, 90 Amp, 12 V, Black Powdercoated, Each

Part Number: PWM-82011

Not Yet Reviewed

Estimated Ship Date: Monday 7/21/2025

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Estimated Ship Date: Monday 7/21/2025

Powermaster PowerGEN Alternators 82021-2

Alternator, PowerGEN, Internal Regulator, 90 Amp, 12 V, Black Powdercoated, Each

Part Number: PWM-82021-2

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 7/21/2025

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Estimated Ship Date: Monday 7/21/2025

Powermaster PowerGEN Alternators 82021

Alternator, PowerGEN, Internal Regulator, 90 Amp, 12 V, Black Powdercoated, 2.6 in. Pulley, Each

Part Number: PWM-82021

4.8 out of 5 stars ( 10 )

Estimated Ship Date: Monday 7/21/2025

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Estimated Ship Date: Monday 7/21/2025

Powermaster PowerGEN Alternators 82106

Alternator, PowerGEN, Internal Regulator, 60 Amp, 6 V Positive Ground, Black Powdercoated, Each

Part Number: PWM-82106

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Jul 31, 2025 if ordered today

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Estimated Ship Date: Jul 31, 2025 if ordered today

Powermaster PowerGEN Alternators for 1928-1931 MODEL A - 82001

Alternator, PowerGEN, 12 V, 90 amps, Black, V-belt Pulley, Ford, Each

Part Number: PWM-82001

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 7/21/2025

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Estimated Ship Date: Monday 7/21/2025

Powermaster PowerGEN Alternators 82056

Alternator, PowerGEN, Internal Regulator, 60 Amp, 6-Volt, Positive Ground, Black Powdercoated, GM, Long Style, Each

Part Number: PWM-82056

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 7/21/2025

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Estimated Ship Date: Monday 7/21/2025

Powermaster PowerGEN Alternators 82051-4

Alternator, PowerGEN, Generator Case, 90 amps, 12 V, V-Belt Pulley, Black Powdercoated, Internal Regulator, Buick, Each

Part Number: PWM-82051-4

Not Yet Reviewed

Estimated Ship Date: Monday 7/21/2025

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Estimated Ship Date: Monday 7/21/2025

Powermaster PowerGEN Alternators 82026

Alternator, PowerGEN, Internal Regulator, 60 Amp, 6 V Positive Ground, Black Powdercoated, Each

Part Number: PWM-82026

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 7/21/2025

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Estimated Ship Date: Monday 7/21/2025

Powermaster PowerGEN Alternators 82023

Alternator, PowerGEN, 90 Amp, V-Belt, Black Powdercoated, Ford, Lincoln, Mercury, Each

Part Number: PWM-82023

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 7/21/2025

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Estimated Ship Date: Monday 7/21/2025

Powermaster PowerGEN Alternators for 1946-1948 DELUXE, SUPER DELUXE, 1948 F SERIES - 82016

Alternator, PowerGEN, Internal Regulator, 60 Amp, 6 V Positive Ground, Black Powdercoated, Each

Part Number: PWM-82016

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 7/21/2025

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Estimated Ship Date: Monday 7/21/2025

Powermaster PowerGEN Alternators 182051-2

Alternator, PowerGEN, Chrome, V-Belt, 90 Amp, 12V, Buick, Cadillac, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: PWM-182051-2

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Aug 4, 2025 if ordered today

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Estimated Ship Date: Aug 4, 2025 if ordered today

Powermaster PowerGEN Alternators for 1956-1957 THUNDERBIRD - 282155-2

Alternator, PowerGEN, Generator Case Style, 12 V, 90 amps, One-wire Capable, Polished, V-belt Pulley, Ford

Part Number: PWM-282155-2

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Aug 1, 2025 if ordered today

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Estimated Ship Date: Aug 1, 2025 if ordered today

Powermaster PowerGEN Alternators 82013

Alternator, PowerGEN, 90 Amp, V-Belt, Black Powdercoated, Ford, Each

Part Number: PWM-82013

Not Yet Reviewed

Estimated Ship Date: Monday 7/21/2025

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Estimated Ship Date: Monday 7/21/2025

Powermaster PowerGEN Alternators 182051

Alternator, PowerGEN, Internal Regulator, 90 Amp, 12 V, Chrome, Each

Part Number: PWM-182051

Not Yet Reviewed

Estimated Ship Date: Monday 7/21/2025

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Estimated Ship Date: Monday 7/21/2025

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