Description
Ultra Series Ford 1G Alternator
100 AMP - Chrome - 1 Wire
Upgrade your Ford charging system with the March Performance Ultra Series Ford 1G Alternator, delivering 100 amps of dependable output in a brilliant chrome finish. Designed with 6 and 12 o’clock mounting positions and an easy one-wire connection, this alternator provides consistent power even at low idle with ultra-low cut-in voltage regulators. Built with neoprene-sealed bearings for longevity and high-efficiency copper and steel internals for maximum reliability, it’s engineered for both performance and show-quality appeal. Backed by the March Performance Lifetime Warranty.
Technical Details
Alternator Output Dyno Chart
March Performance Ultra Series alternators are engineered to provide excellent charging performance throughout the RPM range, including at lower engine speeds. The graph below shows alternator output under both cold and hot operating conditions.

Additional Information
Product Type: |
Alternator |
Amperage: |
100 |
Mounting Off-Set: |
Center |
Make: |
Ford |
Finish: |
Chrome |