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. - cis2:mm5mnJlm -Owner's Manual (pdf)