Mechman 240 AMP Racing Alternator GM LS Truck - Black

Mechman 240 AMP Racing Alternator – GM LS Truck (Black Finish)

The Mechman 240 AMP Racing Alternator for GM LS truck platforms delivers a major performance upgrade over factory alternators, offering exceptional durability, output, and high-RPM capability. Featuring a sleek black finish, this alternator is built using advanced 6-phase technology, producing 120+ amps at idle and maintaining powerful output for high-demand electrical systems. Perfect for performance builds, racing applications, and LS engine swaps, the 240A model is designed to withstand extreme heat and abusive environments with ease.

Key Features

• High-output 240 AMP alternator
• 6-phase internal design for superior efficiency and performance
• Cranks out 120+ amps at engine idle
• Stock-diameter pulley optimized for high-RPM operation
• Twin steel internal cooling fans for maximum airflow
• Hairpin stator for enhanced high-RPM reliability
• Twin pure copper rectifier plates with 12 oversized diodes
• Durable, stealthy black finish for a clean performance look

Easy Installation

Designed for LS swaps and custom builds, the internal voltage regulator simplifies installation. Only three connections are needed:

• 4-gauge positive cable from alternator to battery
• 4-gauge ground cable to battery or chassis
• Ignition-switched turn-on wire to the alternator plug

Ideal For

• GM LS truck applications
• LS engine swaps
• Racing and high-RPM performance builds
• High-demand electrical systems (fuel pumps, fans, audio, lighting, etc.)