Ultra Series GM CS130 Alternator

140 AMP - Polished - Left Off-Set

Power your build with the March Performance GM CS130 Alternator, featuring a left offset (driver-side) mount with 6 and 10 o’clock mounting holes. This high-output 140-amp, one-wire alternator provides exceptional charging performance with ultra-low cut-in voltage regulators that keep amps flowing even at low idle. Built from high-quality copper and steel, with neoprene-sealed bearings for long life and a polished finish for show-quality appeal, it’s designed for maximum reliability and efficiency. Backed by the March Performance Lifetime Warranty, this alternator delivers proven power you can count on.