Powermaster 37294 150 Amp Chrome GM-Style 12SI Alternator

The Powermaster 37294 alternator delivers reliable 150-amp charging performance for GM applications requiring a classic original-equipment appearance with upgraded output. Built in the familiar 12SI style, this 12-volt alternator is designed to support modern electrical demands while maintaining a clean, period-correct look under the hood. Its polished chrome finish and aluminum case provide a distinctive appearance suitable for street rods, classic vehicles, custom builds, and restoration projects.

Flexible wiring capability makes the Powermaster 37294 a practical replacement for a variety of charging-system configurations. It supports both 1-wire and 3-wire installation options, allowing compatibility with different vehicle wiring layouts and regulator setups. The single V-belt pulley and straight-mount design help simplify fitment when matching the alternator to an existing GM-style engine accessory arrangement.

Feature: 150-amp output for dependable charging capacity and improved support for upgraded electrical accessories. Feature: 12-volt operation for standard automotive charging systems. Feature: GM original-look 12SI housing style for a factory-inspired appearance. Feature: 1-wire and 3-wire compatibility for installation flexibility. Feature: Single V-belt pulley for traditional belt-drive applications. Feature: Straight-mount configuration for compatible GM applications. Feature: Aluminum case with chrome finish for durability and a bright, custom appearance. Feature: Designed as a direct alternator component for select GM-based builds; verify mounting, pulley alignment, wiring, and belt configuration before installation.

Powermaster part number 37294 combines classic GM styling with higher-output charging performance in a versatile alternator package. It is an effective choice for builders who want dependable electrical power without sacrificing the original-look design of a 12SI alternator. Confirm vehicle and accessory-drive compatibility before ordering to ensure proper installation and charging-system operation.

Features:

• 150-amp output for dependable charging capacity
• 12-volt operation for standard automotive electrical systems
• GM original-look 12SI housing style
• Compatible with 1-wire and 3-wire installations
• Single V-belt pulley
• Straight-mount configuration
• Aluminum case with chrome finish
• Designed for select GM applications and custom builds