Provides protection from excessive charging or failure due to shorts in your vessel's wiring that can cause spikes or open circuits Consistent performance from manufacturing processes that exceed your vessel's original specifications for wiring, bearings and components helping to resist heat and moisture Longer life of the alternator through the use of premium brushes and other critical components that resist failure or poor performance 95 Amp/12 Volt, CW, 6-Groove Pulley, 09:00 Plug Clock Marine Delco 11SI Series IR/IF