GM 10SI Alternator

320 Amp - Black - Center Offset

Upgrade your charging system with the March Performance GM 10SI Alternator, built for power, reliability, and modern performance. This high-output 320-amp, one-wire alternator delivers exceptional efficiency with ultra-low cut-in voltage regulators that maintain steady charging even at idle. Equipped with neoprene-sealed bearings for long life and high-efficiency copper and steel rotors and stators, it provides maximum output and durability for GM engines. Finished in a sleek black coating, this alternator adds both function and style under the hood.

• 6 and 12 mounting
• 6.6" center to center
• High 320 amp
• One easy-to-connect wire

Alternator Includes:

• Alternator Pulley
• Pulley Cover
• Alternator Fan

 **This alternator is not covered by the March Performance Lifetime Warranty. All high amperage alternators are produced by Mechman™ and covered by their 2 year limited warranty.