PowerGEN Ford Black Model A 90 Amp 12V

The PowerGEN Ford Black Model A 90 Amp 12V alternator is a high-output charging system designed for classic Ford hot rods and restorations spanning 1928–1931. This one-wire alternator eliminates the need for external voltage regulation, making it an ideal upgrade for vehicle builders and enthusiasts who demand reliable electrical performance in vintage platforms. Whether you're restoring an original Model A or building a street rod, this alternator delivers the amperage needed to support modern accessories while maintaining authentic underhood aesthetics.

Engineered by POWERMASTER, the 90-amp unit features a robust aluminum case with black powder-coat finish that resists corrosion and blends seamlessly with classic engine bays. The single-belt pulley design integrates directly with stock or modified serpentine belt systems, ensuring straightforward installation without custom brackets or adapters. The one-wire configuration simplifies wiring—power flows directly from the alternator to the battery, eliminating complex multi-wire harnesses and making troubleshooting straightforward for both professional builders and DIY restorers.

Serious hot-rodders and restoration specialists choose this alternator when upgrading electrical systems to support fuel injection, electronic ignition, air conditioning, or high-wattage audio systems. Its 90-amp output easily exceeds the charging demands of vintage vehicles equipped with modern conveniences, eliminating battery drain during idle or low-RPM operation. Installation is straightforward on Ford 1928–1931 models, with the aluminum housing providing durability through decades of use. Weighing just 14.85 lbs and compact at 11.8 x 8.2 x 12.4 inches, this alternator fits tight engine compartments without sacrificing performance or reliability.