Ultra Series GM CS130 Alternator

140 AMP - Cast - Center Offset

Experience reliable power and performance with the March Performance Ultra Series GM CS130 Alternator, featuring a center offset mount with 6 and 12 o’clock mounting positions (6.125” center-to-center). This high-output 140-amp, one-wire alternator delivers consistent charging even at idle with ultra-low cut-in voltage regulators and high-efficiency copper and steel internals. Built with neoprene-sealed bearings for long life and a durable cast finish, it’s engineered for strength, reliability, and lasting performance. Backed by the March Performance Lifetime Warranty.