Selected Filters


Loading...

Availability


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.

Results 1 - 25 of 340

Alternator, Internal Regulator, 150 Amp, Chrome Plated, Buick, Oldsmobile, Pontiac, Chevy, GMC, Each

Part Number: PWM-37293

4.68 out of 5 stars ( 158 )

Estimated Ship Date: Monday 2/2/2026

...Loading

Estimated Ship Date: Monday 2/2/2026

Alternator, Internal Regulator, 100 Amp, Natural, AMC, Buick, Oldsmobile, Pontiac, Chevy, GMC, Each

Part Number: PWM-7294

4.83 out of 5 stars ( 143 )

Estimated Ship Date: Monday 2/2/2026

...Loading

Estimated Ship Date: Monday 2/2/2026

Alternator, Internal Regulator, 150 Amp, Natural, Buick, Oldsmobile, Pontiac, Chevy, GMC, Each

Part Number: PWM-47293

4.75 out of 5 stars ( 85 )

Estimated Ship Date: Monday 2/2/2026

...Loading

Estimated Ship Date: Monday 2/2/2026

Alternator, Internal Regulator, 100 Amp, Chrome Plated, Buick, Oldsmobile, Pontiac, Chevy, GMC, Each

Part Number: PWM-17294

4.8 out of 5 stars ( 146 )

Estimated Ship Date: Monday 2/2/2026

...Loading

Estimated Ship Date: Monday 2/2/2026

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: Monday 2/2/2026

...Loading

Estimated Ship Date: Monday 2/2/2026

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: Monday 2/2/2026

...Loading

Estimated Ship Date: Monday 2/2/2026

Alternator, Internal Regulator, 150 Amp, Polished, Buick, Oldsmobile, Pontiac, Chevy, GMC, Each

Part Number: PWM-67293

4.69 out of 5 stars ( 48 )

Estimated Ship Date: Monday 2/2/2026

...Loading

Estimated Ship Date: Monday 2/2/2026

Alternator, Internal Regulator, 165 Amp, Natural, Cadillac, Chevy, GMC, Each

Part Number: PWM-48206

4.62 out of 5 stars ( 29 )

Estimated Ship Date: Monday 2/2/2026

...Loading

Estimated Ship Date: Monday 2/2/2026

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: Monday 2/2/2026

...Loading

Estimated Ship Date: Monday 2/2/2026

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: Monday 2/2/2026

...Loading

Estimated Ship Date: Monday 2/2/2026

Alternator, Internal Regulator, 150 Amp, Natural, Buick, Oldsmobile, Pontiac, Chevy, GMC, Each

Part Number: PWM-47294

4.65 out of 5 stars ( 62 )

Estimated Ship Date: Monday 2/2/2026

...Loading

Estimated Ship Date: Monday 2/2/2026

Alternator, 165 Amp, Black Powdercoated, 2-Groove V-Belt Pulley, Chrysler, Dodge, Plymouth, Each

Part Number: PWM-8-58529

4.14 out of 5 stars ( 7 )

Estimated Ship Date: Monday 2/2/2026

...Loading

Estimated Ship Date: Monday 2/2/2026

Alternator, Street, 165 Amps, Black Powdercoated Finish, Serpentine, Cadillac, Chevy, GMC, Each

Part Number: PWM-58247

4.2 out of 5 stars ( 5 )

Estimated Ship Date: Monday 2/2/2026

...Loading

Estimated Ship Date: Monday 2/2/2026

Alternator, Internal Regulator, 100 Amp, Natural, Buick, Oldsmobile, Pontiac, Chevy, GMC, Each

Part Number: PWM-8002

4.85 out of 5 stars ( 60 )

Estimated Ship Date: Monday 2/2/2026

...Loading

Estimated Ship Date: Monday 2/2/2026

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: Monday 2/2/2026

...Loading

Estimated Ship Date: Monday 2/2/2026

Alternator, Internal Regulator, 150 Amp, Chrome Plated, Buick, Oldsmobile, Pontiac, Chevy, GMC, Each

Part Number: PWM-37293-114

4.8 out of 5 stars ( 20 )

Estimated Ship Date: Monday 2/2/2026

...Loading

Estimated Ship Date: Monday 2/2/2026

Alternator, Internal Regulator, 150 Amp, Black Powdercoated, Buick, Oldsmobile, Pontiac, Chevy, GMC, Each

Part Number: PWM-57293

4.46 out of 5 stars ( 24 )

Estimated Ship Date: Monday 2/2/2026

...Loading

Estimated Ship Date: Monday 2/2/2026

Alternator, Street, 170 Amp, One-wire Design, Natural, Serpentine Belt, Chrysler, Dodge, Jeep, Plymouth, Each

Part Number: PWM-433111

4.09 out of 5 stars ( 11 )

Estimated Ship Date: Monday 2/2/2026

...Loading

Estimated Ship Date: Monday 2/2/2026

Alternator, Street, 165 Amps, Black Powdercoated Finish, Serpentine, Chevy, Pontiac, Each

Part Number: PWM-58242

5.0 out of 5 stars ( 8 )

Estimated Ship Date: Monday 2/2/2026

...Loading

Estimated Ship Date: Monday 2/2/2026

Alternator, External Regulator, 100 Amp, Chrome Plated, Buick, Oldsmobile, Pontiac, Chevy, GMC, Each

Part Number: PWM-17102

4.64 out of 5 stars ( 22 )

Estimated Ship Date: Monday 2/2/2026

...Loading

Estimated Ship Date: Monday 2/2/2026

Alternator, Street, 165 Amps, Black Powdercoated Finish, Serpentine, Chevy, GMC, Isuzu, Each

Part Number: PWM-584061

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/2/2026

...Loading

Estimated Ship Date: Monday 2/2/2026

Alternator, Internal Regulator, 140 Amp, Black, Left Offset, Buick, Chevy, GMC, Olds, Pontiac, Each

Part Number: PWM-57861

4.66 out of 5 stars ( 32 )

Estimated Ship Date: Monday 2/2/2026

...Loading

Estimated Ship Date: Monday 2/2/2026

Alternator, 165 Amp, Natural, 1-Groove V-Belt Pulley, Chrysler, Dodge, Plymouth, Each

Part Number: PWM-8-48529-120

4.5 out of 5 stars ( 8 )

Estimated Ship Date: Monday 2/2/2026

...Loading

Estimated Ship Date: Monday 2/2/2026

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

Part Number: PWM-47768

4.56 out of 5 stars ( 16 )

Estimated Ship Date: Monday 2/2/2026

...Loading

Estimated Ship Date: Monday 2/2/2026

Alternator, Internal Regulator, 150 Amp, V-Belt, Black Powdercoated, Buick, Oldsmobile, Pontiac, Chevy, GMC, Each

Part Number: PWM-57294

4.63 out of 5 stars ( 24 )

Estimated Ship Date: Monday 2/2/2026

...Loading

Estimated Ship Date: Monday 2/2/2026