JEGS 555-101691 GM 1-Wire 100 amp GM 10Si Style Alternator with serpentine belt pulley has a black powder-coated finish and only requires a 12-volt power source to operate. This direct bolt-in GM alternator replacement features an exclusive low cut-in of 880 engine RPM, allowing it to quickly charge without having to rev your engine like other units of its type that typically have a 1200 RPM cut-in to initiate the alternator charging circuit.

JEGS 555-101691 GM 100 Amp Alternator Features:

• 100 Amp Output GM 10Si Style Alternator
• 1-Wire Hook Up
• Low RPM Charge Output
• Internal Regulator
• 2 in. O.D. Single Groove V-Belt Pulley with Cooling Fan & Baffle