Delco Style 120 Amp Alternator 

If you're looking for the best alternator, then look no further as this is it! This all new delco style alternator whips out 120 amps at 12 Volts and requires a 3 wire hookup. USCG approved. Also available in Chrome.

• 10-Si Style Alternator For Marine Gasoline Engines.
• 2" Mounting Foot
• Integral Regulator
• Ignition Protected SAEJ1171
• 3-Wire Hook-Up
• Red Wire Is For Sensor
• Black Wire Is For Excitation