NEW FOR 2019!!! Affordable large case alternator for CS 144. The Elite series 320 amp alternator offers great output at idle RPM and excellent durability. 6 phase technology, combined with massive twin rectifier assemblies and 12 diodes makes these alternators totally durable for daily use, while still maintaining great output at low RPM. These alternators will make excellent output at idle speeds with a full 320 amp output (hot rated!)at cruising speeds. This unit comes with a pulley that is smaller than stock and will require a shorter drive belt for proper belt tension.