Powermaster Street Alternators

4.63 out of 5 stars 1813 Customer Reviews

Powermaster street alternators feature all of the quality construction and dependability the company is famous for. The "electrical generators" are available in a variety of amperages and styles, allowing you to choose the best model for your specific ride and the accessories you run. So whether you need an alternator for your truck, hot rod, musclecar, sport compact, or audio competition vehicle, Powermaster gives you the power you need to get it started and keep it going.

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Powermaster Street Alternators 8-57141

Powermaster Street Alternators 8-57141

Alternator, Internal Regulator, 150 Amp, V-Belt, Black, Ford, Mercury, Jeep, Each

Part Number: PWM-8-57141

4.58 out of 5 stars ( 36 )

Estimated Ship Date: Today

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Powermaster Street Alternators 8-37141

Alternator, Internal Regulator, 150 Amp, V-Belt Pulley, Chrome Plated, Ford, Lincoln, Mercury, Each

Part Number: PWM-8-37141

4.71 out of 5 stars ( 21 )

Estimated Ship Date: Today

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Powermaster Street Alternators 8-47101

Alternator, Internal Regulator, 100 Amp, Natural, Ford, Jeep, Mercury, Each

Part Number: PWM-8-47101

4.74 out of 5 stars ( 42 )

Estimated Ship Date: Today

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Powermaster Street Alternators 477591

Alternator, Street, 200 Amp, Natural, Serpentine Belt, Ford, Jeep, Lincoln, Mercury, Each

Part Number: PWM-477591

5.0 out of 5 stars ( 8 )

Estimated Ship Date: Today

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Powermaster Street Alternators 577591

Alternator, Street, 12 V, 200 amps, Black Powdercoated, Ford, Jeep, Lincoln, Mercury, Each

Part Number: PWM-577591

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Powermaster Street Alternators 8-47141

Alternator, Internal Regulator, 150 Amp, 12 V, with V-Belt Pulley, Clockwise Rotation, One Wire Capable, 5/16 in.-18 Post, Natural Finish, Ford, Each

Part Number: PWM-8-47141

4.76 out of 5 stars ( 17 )

Estimated Ship Date: Today

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Powermaster Street Alternators 47768

Alternator, Internal Regulator, 200 Amp, Natural, Ford, Mazda, Each

Part Number: PWM-47768

4.56 out of 5 stars ( 16 )

Estimated Ship Date: Today

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Powermaster Street Alternators 17078

Alternator, External Regulator, 75 Amp, Chrome Plated, Ford, Mercury/Jeep, Each

Part Number: PWM-17078

4.9 out of 5 stars ( 29 )

Estimated Ship Date: Today

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Powermaster Street Alternators 8-67141

Alternator, Internal Regulator, 150 Amp, V-Belt, Polished, Ford, Mercury, Jeep, Each

Part Number: PWM-8-67141

5.0 out of 5 stars ( 8 )

Estimated Ship Date: Today

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Powermaster Street Alternators 57759

Alternator, Internal Regulator, 200 Amp, Black, Serpentine, V-Belt, Ford, Jeep, Lincoln, Mercury, Each

Part Number: PWM-57759

4.71 out of 5 stars ( 7 )

Estimated Ship Date: Today

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Powermaster Street Alternators 577491

Alternator, 155 Amp, Black Powdercoated, AC Cobra, Ford, Each

Part Number: PWM-577491

Not Yet Reviewed

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Powermaster Street Alternators 677591

Alternator, Street, 12 V, 200 amps, Polished, Ford, Jeep, Lincoln, Mercury, Each

Part Number: PWM-677591

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Powermaster Street Alternators 47759

Alternator, Internal Regulator, 200 Amp, 3G, Natural, Ford, Lincoln, Mercury, Each

Part Number: PWM-47759

4.14 out of 5 stars ( 7 )

Estimated Ship Date: Feb 10, 2026 if ordered today

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Estimated Ship Date: Feb 10, 2026 if ordered today

Powermaster Street Alternators 277491

Alternator, Ford 3G, 12 V, 120 amps, Polished, Ford, Mercury, Each

Part Number: PWM-277491

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Powermaster Street Alternators 477491

Alternator, 155 Amp, Natural, AC Cobra/Ford, Each

Part Number: PWM-477491

4.78 out of 5 stars ( 9 )

Estimated Ship Date: Today

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Powermaster Street Alternators 8-57101

Alternator, 100 Amp, Internal Regulator, Black, V-Belt, Ford, Mercury, Each

Part Number: PWM-8-57101

4.29 out of 5 stars ( 7 )

Estimated Ship Date: Today

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Powermaster Street Alternators 7761

Alternator, Street, Ford 3G, 12 V, 140 amps, Internal Regulator, Serpentine Pulley, Ford, Mercury, Each

Part Number: PWM-7761

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Powermaster Street Alternators 57768

200 AMP BLACK LATE MODEL FORD ALT

Part Number: PWM-57768

Not Yet Reviewed

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Powermaster Street Alternators 477681

Alternator, Street, 200 Amp, Natural, Serpentine Belt, Ford, Mercury, Each

Part Number: PWM-477681

Not Yet Reviewed

Estimated Ship Date: Today

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Powermaster Street Alternators 577501

Alternator, Street, 140 Amp, Black Powdercoated, Serpentine Belt, Ford, Mercury, Each

Part Number: PWM-577501

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Powermaster Street Alternators 170781

Alternator, Internal Regulator, 75 Amp, Chrome Plated, Ford, Mercury/Jeep, Each

Part Number: PWM-170781

3.75 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Powermaster Street Alternators 47750

Alternator, Internal Regulator, 140 Amp, Natural, Ford, Mazda, Each

Part Number: PWM-47750

3.29 out of 5 stars ( 7 )

Estimated Ship Date: Today

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Powermaster Street Alternators 377491

Alternator, 155 Amp, Chrome, Ford, Mercury, Each

Part Number: PWM-377491

Not Yet Reviewed

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Powermaster Street Alternators 47704

Alternator, Natural, 215 Amp, 12v, Ford, Serpentine Belt Pulley, Large Case, Each

Part Number: PWM-47704

Not Yet Reviewed

Estimated Ship Date: Today

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Powermaster Street Alternators 7072-118

Alternator, Street Alternator, Ford 1G Case Style, 12V, 120 amps, Natural, V-Belt Pulley, Each

Part Number: PWM-7072-118

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 10, 2026 if ordered today

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Estimated Ship Date: Feb 10, 2026 if ordered today

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