Powermaster PowerGEN Alternator 82051, 90 Amp, 12V, 1-Wire, Long Case, GM

The Powermaster PowerGEN Alternator part number 82051 delivers dependable charging performance for compatible GM applications. This 90-amp, 12-volt alternator features a 1-wire design for simplified installation and reliable electrical output, making it a practical upgrade or replacement for vehicles using a compatible charging system. Its long-case configuration is designed for applications requiring the corresponding GM alternator fitment.
The PowerGEN 82051 is equipped with a single V-belt pulley and an aluminum case to support efficient operation while helping manage overall component weight. A durable black powder-coated finish provides a clean appearance and added surface protection in the engine compartment. The alternator is supplied as one complete unit and is intended for use with compatible mounting, wiring, belt, and pulley arrangements.
Designed by Powermaster for automotive performance applications, this alternator combines straightforward 1-wire connectivity with a robust construction suited to daily driving, restoration projects, and custom vehicle builds. Confirm vehicle fitment, case style, pulley configuration, belt alignment, and electrical requirements before installation to ensure compatibility with your GM application. The Powermaster PowerGEN Alternator 82051 is not air restricted and does not require truck freight shipping.

Features:

• Brand: Powermaster

• Part Number: 82051

• Product Line: PowerGEN

• Output: 90 amps

• Voltage: 12 volts

• Wiring: 1-wire design

• Case Style: Long case

• Pulley: Single V-belt pulley

• Case Material: Aluminum

• Finish: Black powder coat

• Application: Compatible GM vehicles

• Quantity: Each