Powermaster 478026 GM CS130 Alternator, 140 Amp, 16V, 1-Wire

The Powermaster 478026 GM CS130 alternator delivers dependable 140-amp charging performance for applications requiring a 16-volt electrical system. Designed as a direct-fit style replacement for compatible GM applications, this alternator helps provide consistent electrical output for demanding street, performance, and specialty vehicle systems. Its one-wire configuration simplifies installation by reducing wiring requirements while supporting reliable alternator operation.
The alternator features a six-rib serpentine pulley, straight-mount design, and natural aluminum case for compatibility with the specified accessory drive and mounting arrangement. The CS130 architecture is widely used in GM-based applications, making the Powermaster 478026 a practical upgrade or replacement when higher charging capacity and simplified connections are desired. Verify vehicle fitment, mounting configuration, pulley alignment, and electrical-system requirements before installation.
Built for reliable service, the Powermaster 478026 combines a compact GM CS130-style design with high-output charging capability. The one-wire setup is suited to installations where streamlined electrical connections are preferred, while the included pulley configuration supports serpentine belt systems. This alternator is sold individually and is intended for compatible GM applications using the specified mounting and voltage requirements.

Features:

• Brand: Powermaster

• Part Number: 478026

• Application: Compatible GM vehicles and systems using a CS130 alternator configuration

• Output: 140 amps

• Voltage: 16 volts

• Wiring: 1-wire design

• Pulley: Six-rib serpentine pulley

• Mounting: Straight-mount configuration

• Case: Natural aluminum housing

• Quantity: Sold individually