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Powermaster

Powermaster Street Alternators

4.63 out of 5 stars 1816 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.

Showing In Stock Items. Show All 54 Items.

Results 1 - 25 of 36

Powermaster Street Alternators 7294

Made in the USA Powermaster Street Alternators 7294

Powermaster Street Alternators 7294

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 2/16/2026 if shipped by air

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Estimated Ship Date: Monday 2/16/2026 if shipped by air

Powermaster Street Alternators 17294

Made in the USA Powermaster Street Alternators 17294

Powermaster Street Alternators 17294

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 2/16/2026 if shipped by air

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Estimated Ship Date: Monday 2/16/2026 if shipped by air

Powermaster Street Alternators 47294

Made in the USA Powermaster Street Alternators 47294

Powermaster Street Alternators 47294

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 2/16/2026 if shipped by air

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Estimated Ship Date: Monday 2/16/2026 if shipped by air

Powermaster Street Alternators 57861

Made in the USA Powermaster Street Alternators 57861

Powermaster Street Alternators 57861

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 2/16/2026 if shipped by air

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Estimated Ship Date: Monday 2/16/2026 if shipped by air

Powermaster Street Alternators 27294

Made in the USA Powermaster Street Alternators 27294

Powermaster Street Alternators 27294

Alternator, Internal Regulator, 100 Amp, 1-Wire, Polished, AMC, Buick, Oldsmobile, Pontiac, Chevy, GMC, Each

Part Number: PWM-27294

4.67 out of 5 stars ( 45 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Estimated Ship Date: Monday 2/16/2026 if shipped by air

Powermaster Street Alternators 37861

Made in the USA Powermaster Street Alternators 37861

Powermaster Street Alternators 37861

Alternator, Internal Regulator, 140 Amp, Chrome Plated, Left Offset, Chevy, GMC, Pontiac, Each

Part Number: PWM-37861

4.38 out of 5 stars ( 21 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Estimated Ship Date: Monday 2/16/2026 if shipped by air

Powermaster Street Alternators 17294-114

Made in the USA Powermaster Street Alternators 17294-114

Powermaster Street Alternators 17294-114

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

Part Number: PWM-17294-114

4.92 out of 5 stars ( 13 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Estimated Ship Date: Monday 2/16/2026 if shipped by air

Powermaster Street Alternators 47461

Made in the USA Powermaster Street Alternators 47461

Powermaster Street Alternators 47461

Alternator, Street, Internal Regulator, 140 Amp, 12 V, Natural, Serpentine, Chevy, GMC, Oldsmobile, Pontiac

Part Number: PWM-47461

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Estimated Ship Date: Monday 2/16/2026 if shipped by air

Powermaster Street Alternators 7861

Made in the USA Powermaster Street Alternators 7861

Powermaster Street Alternators 7861

Alternator, Street, 12 V, 105 amps, Serpentine Pulley, Left Offset, Buick, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: PWM-7861

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Estimated Ship Date: Monday 2/16/2026 if shipped by air

Powermaster Street Alternators 57461

Made in the USA Powermaster Street Alternators 57461

Powermaster Street Alternators 57461

Alternator, CS130, Side Battery Terminal, Internal Regulator, 140 Amp, Black, Buick, Oldsmobile, Pontiac, Chevy, GMC, Each

Part Number: PWM-57461

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Estimated Ship Date: Monday 2/16/2026 if shipped by air

Powermaster Street Alternators 674011

Made in the USA Powermaster Street Alternators 674011

Powermaster Street Alternators 674011

Alternator, CS130, V Belt, Polished, Center Offset, Each

Part Number: PWM-674011

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Estimated Ship Date: Monday 2/16/2026 if shipped by air

Powermaster Street Alternators 7294-104

Made in the USA Powermaster Street Alternators 7294-104

Powermaster Street Alternators 7294-104

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

Part Number: PWM-7294-104

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Estimated Ship Date: Monday 2/16/2026 if shipped by air

Powermaster Street Alternators 174011

Made in the USA Powermaster Street Alternators 174011

Powermaster Street Alternators 174011

Alternator, CS130, 105 Amp, V Belt, Chrome, Center Offset, Each

Part Number: PWM-174011

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Estimated Ship Date: Monday 2/16/2026 if shipped by air

Powermaster Street Alternators 17294-367

Made in the USA Powermaster Street Alternators 17294-367

Powermaster Street Alternators 17294-367

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

Part Number: PWM-17294-367

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Estimated Ship Date: Monday 2/16/2026 if shipped by air

Powermaster Street Alternators 17294-313

Made in the USA Powermaster Street Alternators 17294-313

Powermaster Street Alternators 17294-313

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

Part Number: PWM-17294-313

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Estimated Ship Date: Monday 2/16/2026 if shipped by air

Powermaster Street Alternators 27294-367

Made in the USA Powermaster Street Alternators 27294-367

Powermaster Street Alternators 27294-367

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

Part Number: PWM-27294-367

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Estimated Ship Date: Monday 2/16/2026 if shipped by air

Powermaster Street Alternators 47860

Made in the USA Powermaster Street Alternators 47860

Powermaster Street Alternators 47860

Alternator, CS130, 140 Amp, Natural, Serpentine, Right Offset, Each

Part Number: PWM-47860

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Estimated Ship Date: Monday 2/16/2026 if shipped by air

Powermaster Street Alternators 17861

Made in the USA Powermaster Street Alternators 17861

Powermaster Street Alternators 17861

Alternator, Internal Regulator, 105 Amp, Chrome Plated, Left Offset, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: PWM-17861

4.6 out of 5 stars ( 10 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Estimated Ship Date: Monday 2/16/2026 if shipped by air

Powermaster Street Alternators 67401

Made in the USA Powermaster Street Alternators 67401

Powermaster Street Alternators 67401

Alternator, CS130, 140 Amp, Serpentine, Polished, Center Offset, Each

Part Number: PWM-67401

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Estimated Ship Date: Monday 2/16/2026 if shipped by air

Powermaster Street Alternators 67460

Made in the USA Powermaster Street Alternators 67460

Powermaster Street Alternators 67460

Alternator; CS130; 140 Amp; w/Side Battery Post; 6 Groove Pulley; Right Mount; Polished

Part Number: PWM-67460

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Estimated Ship Date: Monday 2/16/2026 if shipped by air

Powermaster Street Alternators 374011MR

Made in the USA Powermaster Street Alternators 374011MR

Powermaster Street Alternators 374011MR

Alternator, Chrome, 155 Amp, Center Offset, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: PWM-374011MR

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Estimated Ship Date: Monday 2/16/2026 if shipped by air

Powermaster Street Alternators 37401

Made in the USA Powermaster Street Alternators 37401

Powermaster Street Alternators 37401

Alternator, CS130, 140 Amp, Serpentine, Chrome, Center Offset, Each

Part Number: PWM-37401

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Estimated Ship Date: Monday 2/16/2026 if shipped by air

Powermaster Street Alternators 27294-114

Made in the USA Powermaster Street Alternators 27294-114

Powermaster Street Alternators 27294-114

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

Part Number: PWM-27294-114

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Estimated Ship Date: Monday 2/16/2026 if shipped by air

Powermaster Street Alternators 7294-347

Made in the USA Powermaster Street Alternators 7294-347

Powermaster Street Alternators 7294-347

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

Part Number: PWM-7294-347

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Estimated Ship Date: Monday 2/16/2026 if shipped by air

Powermaster Street Alternators 67861

Made in the USA Powermaster Street Alternators 67861

Powermaster Street Alternators 67861

Alternator, Internal Regulator, 140 Amp, Polished, Chevy, GMC, Pontiac, V6, V8, Each

Part Number: PWM-67861

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Estimated Ship Date: Monday 2/16/2026 if shipped by air