60 Series Alternator - Saddle Mount(Dual Foot) - 100A - 12VFeatures:. 100A. 12V. Saddle Mount (Dual Foot). 3.15". Single Deep Vee Pulley. Isolated Ground. Hitachi-Style Mounting; Typical for Yanmar, Westerbeke, Lehman & Perkins-Sabre Engines. This product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues or concerns.