Powermaster 578018 GM CS130 Alternator, 140 Amp, 12V/16V, 1-Wire, 6-Rib Serpentine Pulley

Upgrade your vehicle’s charging system with the Powermaster 578018 GM CS130 alternator. Designed for dependable electrical output, this 140-amp alternator supports 12-volt and 16-volt applications and provides a practical performance upgrade for compatible GM vehicles. Its 1-wire configuration simplifies installation while delivering reliable alternator operation for street, performance, and specialty automotive applications.
The Powermaster 578018 features a 6-rib serpentine pulley and straight-mount design for compatibility with the appropriate factory-style belt and mounting arrangement. Its aluminum case helps provide a durable, lightweight housing, while the black-painted finish offers a clean appearance under the hood. Verify vehicle fitment, mounting specifications, pulley alignment, and electrical requirements before installation.
Built for enthusiasts and professionals seeking consistent charging performance, this Powermaster GM CS130 alternator is supplied as an individual unit. The alternator is intended for applications requiring efficient accessory operation and dependable battery charging. Follow the vehicle and alternator manufacturer’s installation procedures, and ensure all wiring, grounding, belt tension, and connections are properly configured for the selected voltage system.

Features:

• Brand: Powermaster

• Part Number: 578018

• Application: Compatible with select GM vehicles using a CS130 alternator configuration

• Output: 140 amps

• Voltage: Supports 12-volt and 16-volt applications

• Wiring: 1-wire design

• Pulley: 6-rib serpentine pulley

• Mounting: Straight-mount configuration

• Housing: Aluminum case

• Finish: Black-painted exterior

• Quantity: Sold individually