Powermaster 178021 CS130 105 Amp Chrome Alternator for GM

Upgrade your GM charging system with the Powermaster 178021 CS130 alternator, designed to deliver reliable 105-amp output for 12-volt applications. Its chrome finish and aluminum case provide a clean, performance-oriented appearance while supporting dependable electrical power for street, restoration, and custom vehicle projects.

This alternator features a single V-belt pulley and straight-mount configuration for compatibility with select GM applications. The 1-wire/3-wire design offers installation flexibility, allowing the charging system to be configured according to the vehicle’s wiring requirements. Verify mounting style, pulley alignment, electrical connections, and application compatibility before installation.

Engineered by Powermaster, part number 178021 combines practical charging performance with a compact CS130-style design. The unit is sold individually and is suitable for applications requiring a 12-volt alternator with 105 amps of output. Its durable construction is well suited for replacement, restoration, or performance upgrades where dependable alternator operation is essential.

Features:

• Brand: Powermaster
• Part Number: 178021
• Alternator Type: CS130
• Output: 105 amps
• Voltage: 12 volts
• Wiring: 1-wire/3-wire configuration
• Pulley: Single V-belt pulley
• Mounting: Straight mount
• Case Material: Aluminum
• Finish: Chrome
• Application: Select GM vehicles
• Quantity: Sold individually