PowerMaster 8066 GM-Style CS121 Race Alternator, 100 Amp, 16 Volt, 1-Wire, Black

The PowerMaster 8066 GM-style race alternator is designed for high-performance electrical systems that require dependable charging at 16 volts. This CS121-style alternator delivers 100 amps and uses a simple 1-wire configuration for straightforward installation in compatible GM applications. Its compact racing design helps provide reliable electrical output without unnecessary complexity.
The aluminum case features a durable black powder-coat finish that supports long-term performance in demanding automotive environments. This alternator is supplied without a pulley, allowing builders and installers to select the pulley configuration best suited to their engine and accessory drive setup. A rear-post battery connection provides a practical connection point for compatible wiring layouts.
Built for race and performance applications, the PowerMaster 8066 combines a GM-style CS121 design with 16-volt charging capability. Verify vehicle compatibility, mounting arrangements, wiring requirements, and pulley selection before installation. The alternator is sold individually and is intended for applications using a compatible GM-style mounting and drive system.

Features:

• Brand: PowerMaster

• Part Number: 8066

• Application: GM-style CS121 race alternator

• Output: 100 amps

• Voltage: 16 volts

• Wiring: 1-wire design

• Case: Aluminum construction with black powder-coat finish

• Battery Connection: Rear-post configuration

• Pulley: Not included

• Quantity: Sold individually